How to Reduce Mobile Data Costs Across Your Workforce with MDM

Mobile data is easy to overlook until the monthly bill arrives.

For many South African businesses, mobile devices are now essential to daily operations. Drivers use them for proof of delivery. Security officers use them for patrol reporting. Technicians use them for job cards. Mining teams use them for inspections. Facilities teams use them for service updates. Field workers use them to capture photos, complete forms and communicate with supervisors.

But when devices are unmanaged, mobile data costs can rise quickly.

A few background app updates, personal streaming apps, unmanaged downloads, poor Wi-Fi settings, mobile hotspot usage or repeated syncing errors can create unnecessary spend across dozens, hundreds or thousands of devices.

For CIOs, IT Managers, Finance Managers, Operations Managers and Fleet Managers, the challenge is not only the cost of data. It is the lack of visibility and control.

Who is using the most data?
Which apps are consuming it?
Are company devices being used for work only?
Can personal apps be blocked?
Are updates happening over mobile data instead of Wi-Fi?
Can the business set usage policies before costs run out of control?

This is where mobile device management software in South Africa becomes valuable.

MDM helps reduce mobile data costs by giving businesses central control over mobile devices. It allows IT teams to monitor usage, block non-work apps, restrict background data, enforce Wi-Fi policies, control updates, disable hotspots and manage devices remotely.

How Can a Business Reduce Mobile Data Costs?

A business can reduce mobile data costs by using MDM software to monitor device usage, restrict background data, block non-work apps, enforce Wi-Fi rules, control system updates, apply kiosk mode, set usage policies and identify high-consumption devices.

The biggest savings usually come from moving away from unmanaged devices and creating clear rules for how company mobile devices should be used.

For larger field teams, MDM works best when combined with reliable rugged devices, workforce management software and clear mobile usage policies.

Why Mobile Data Costs Rise Across Field Teams

Mobile data costs often rise because devices are deployed faster than they are managed.

A business may issue smartphones, rugged phones or tablets to drivers, technicians, inspectors, supervisors or field workers. At first, this improves communication and productivity. But over time, usage becomes harder to control.

The business may not know:

• Which devices are active

• Which users consume the most data

• Which apps use data in the background

• Whether updates happen over mobile data

• Whether devices connect to approved Wi-Fi

• Whether personal apps are being used

• Whether mobile hotspots are being abused

• Whether devices are lost, idle or misused

• Whether field apps are syncing efficiently

This becomes a major issue when a company manages large mobile teams.

A small data leak on one device may not matter. The same issue across 500 or 1,000 devices can become a serious monthly cost.

South African businesses also face practical local challenges:

• Field teams often work away from office Wi-Fi

• Remote sites may have limited connectivity

• Mobile data may be the main connection method

• Devices may be shared between shifts

• Teams may work across mines, farms, depots, warehouses and client sites

• IT teams may not be physically near the device

• Finance teams may only see the cost after the data has already been used

This is why mobile data management should be planned before the rollout grows.

If your business already has a large device fleet and limited visibility over mobile data usage, it may be worth requesting a mobile device management review before costs grow further.

What Causes High Mobile Data Usage?

Most mobile data waste comes from a few common sources.

Cause	What Happens	Business Impact
Background app activity	Apps sync or refresh without the user opening them	Silent data usage across many devices
Auto updates	Apps or operating systems update over mobile data	Large spikes in monthly data consumption
Streaming apps	Users access videos, music or social media reels	High non-work data spend
Mobile hotspot use	Company SIMs are used to connect other devices	Costs become hard to control
Personal app use	Devices are used for non-work activity	Higher data costs and lower productivity
Poor Wi-Fi setup	Devices fail to connect to approved Wi-Fi	Mobile data is used unnecessarily
Inefficient field apps	Apps sync too often or upload large files	Workflows become expensive to run
Lost or idle devices	Devices remain active but unmanaged	Ongoing cost without business value

The important point is this: high data costs are often a symptom of weak device governance.

The business does not only need cheaper data bundles. It needs better control.

Common Causes of Unnecessary Mobile Data Usage

1. Background App Activity

Many apps use data even when the user is not actively using them.

This can include:

• App refreshes

• Cloud backups

• Auto-syncing

• Messaging apps

• Location services

• Email attachments

• Analytics and tracking

• Social media updates

On one device, this may seem small. Across a fleet, it adds up.

2. Uncontrolled App Downloads and Updates

If users can download any app, the business loses control over data usage.

Apps may update automatically over mobile data. Some apps also download large media files, videos, maps or backups without the user realising it.

For work devices, app access should be intentional.

3. Personal Use on Company Devices

Company devices are often used for personal browsing, social media, video streaming, music apps, gaming or file sharing when restrictions are not in place.

This does not only affect mobile data costs. It can also affect productivity, security and device performance.

4. Video, Media and Messaging Apps

Video is one of the biggest data consumers.

If company devices allow unrestricted access to streaming platforms, short-form video apps, social media reels or large media downloads, data can disappear quickly.

Messaging apps can also become a data problem when teams share large photos, videos or documents outside approved business workflows.

5. Poor Wi-Fi Configuration

Some devices continue using mobile data even when Wi-Fi is available.

This can happen when:

• Wi-Fi networks are not preconfigured

• Users forget to connect

• Wi-Fi passwords change

• Devices switch back to mobile data

• Public Wi-Fi is blocked or unreliable

• Users disable Wi-Fi manually

For businesses with depots, warehouses, branches or offices, approved Wi-Fi should be configured centrally.

6. Mobile Hotspot Misuse

Mobile hotspot usage can create major cost leakage.

A company device may be used to connect laptops, personal phones, tablets or other users. This makes usage difficult to trace and can push mobile costs far beyond the intended business purpose.

For corporate-owned devices, hotspot use should be controlled through policy.

7. Inefficient Field Apps

Not all business apps are data efficient.

Some apps sync too often, upload large images, fail to compress photos, resend failed uploads or use high-frequency location tracking.

This is why mobile data costs should be reviewed together with workflow design.

8. Lost, Idle or Misused Devices

A device can continue consuming data even when it is no longer actively used for business.

Without visibility, IT may not know which devices are lost, inactive, reassigned or misused.

MDM helps identify these issues before they become recurring costs.

How MDM Helps Reduce Mobile Data Costs

Mobile Device Management software gives businesses centralised control over company mobile devices.

Instead of relying on users to manage data responsibly, IT can apply policies that reduce unnecessary usage across the fleet.

MDM helps businesses control mobile data costs through:

• Device usage monitoring

• App restrictions

• Kiosk mode

• Wi-Fi policy enforcement

• Update control

• Remote lock and wipe

• Hotspot restrictions

• Security policies

• Device inventory

• Reporting and alerts

Here is how each area helps.

1. Device Usage Monitoring

The first step is visibility.

MDM can help IT teams see which devices are using data and where high usage is happening.

This helps answer:

• Which devices consume the most data?

• Which users need attention?

• Which apps are responsible?

• Which sites or teams have higher usage?

• Are devices behaving as expected?

• Are there unusual spikes?

• Are inactive devices still using data?

Without this visibility, finance teams may only see the bill after the cost has already happened.

With visibility, IT can act earlier.

2. App Whitelisting and Blacklisting

MDM allows businesses to control which apps can be installed and used on company devices.

This helps block or limit:

• Streaming apps

• Gaming apps

• Social media apps

• Unapproved messaging apps

• Large file-sharing apps

• Personal cloud storage apps

• Unnecessary browsers

• Non-work app stores

For field teams, the device should support the work. It should not become an unmanaged personal device.

3. Kiosk Mode

Kiosk mode locks a device to one app or a selected group of approved apps.

This is useful for:

• Drivers using delivery apps

• Security officers using patrol apps

• Warehouse staff using scanning apps

• Field technicians using job card apps

• Mining teams using inspection apps

• Facilities teams using service management apps

For businesses trying to reduce mobile data costs, kiosk mode is powerful because it removes unnecessary app access and keeps the device focused on business tasks.

4. Wi-Fi Policy Enforcement

MDM can help configure approved Wi-Fi networks on devices.

This is useful for:

• Depots

• Branches

• Warehouses

• Manufacturing plants

• Mine offices

• Distribution centres

• Client sites

• Service hubs

IT can preconfigure Wi-Fi settings so devices connect automatically when they are on site.

This reduces mobile data usage when Wi-Fi is available and limits the need for users to manage network settings manually.

5. Update Control

Operating system updates and app updates can consume large amounts of data.

MDM can help control when and how updates happen.

For example, IT may require devices to update only:

• On approved Wi-Fi

• During maintenance windows

• When battery level is sufficient

• After testing compatibility

• Outside peak operating hours

This helps prevent large updates from consuming mobile data during the workday.

6. Remote Lock, Wipe and Deactivation

Lost or stolen devices can continue creating risk and cost.

MDM allows IT teams to remotely lock, wipe or deactivate devices. This protects company data and helps prevent unnecessary usage from devices that are no longer under business control.

This is especially important for distributed teams where the device may not be easy to recover quickly.

7. Policy-Based Device Control

MDM allows IT to create rules for how devices should behave.

This may include:

• Blocking mobile hotspot use

• Preventing app store access

• Restricting background data

• Disabling unnecessary settings

• Applying password policies

• Blocking risky device features

• Controlling Bluetooth, USB or sharing options

• Managing work profiles and app permissions

This helps businesses standardise device behaviour instead of relying on each user to configure their device correctly.

Mobile Data Cost-Control Policy Matrix

Use this matrix to match mobile data problems to practical MDM controls.

Data Cost Problem	MDM Control	Expected Business Outcome
Users streaming or browsing non-work content	App blacklist or kiosk mode	Lower non-work data usage
App updates consuming mobile data	Wi-Fi-only update policy	Fewer data spikes
Unknown high-usage devices	Usage monitoring and reporting	Faster cost investigation
Devices used as hotspots	Hotspot restriction	Reduced uncontrolled data sharing
Lost devices still active	Remote lock, wipe or deactivation	Reduced security and cost risk
Too many apps on field devices	App whitelist	Cleaner device performance and lower data waste
Workers using many communication channels	Standardised workforce app	Less scattered data usage
Devices not connecting to depot Wi-Fi	Preconfigured Wi-Fi profiles	Lower mobile data use on site
Shared devices used inconsistently	Kiosk mode and user policies	More predictable usage
Large photo uploads from the field	Workflow and app optimisation	Lower data usage per job

This is the section most useful for IT, finance and operations teams because it turns the data-cost problem into a practical control plan.

MDM Policy Examples for South African Businesses

Different industries need different policies.

Logistics and Transport

A logistics company may deploy rugged phones to drivers for proof of delivery, route updates, scanning and customer communication.

Recommended MDM policies:

• Allow delivery app, maps and approved communication tools only

• Block streaming and social media apps

• Enable kiosk mode for driver workflows

• Configure depot Wi-Fi

• Restrict mobile hotspot use

• Control app updates over Wi-Fi

• Track high data usage by route or team

• Lock or wipe lost devices

For businesses managing delivery fleets, route visibility and mobile devices, Tsukuru’s logistics technology solutions in South Africa are a relevant next step.

Security Operations

A security company may issue devices to officers for patrol reporting, incident photos, site check-ins and supervisor communication.

Recommended MDM policies:

• Lock devices to patrol and incident reporting apps

• Block entertainment apps

• Restrict camera use to approved work apps where required

• Enable location-based reporting

• Prevent app store downloads

• Preconfigure Wi-Fi at control rooms and client sites

• Apply password and device lock rules

• Monitor inactive or unusual usage

Mining and Remote Sites

Mining teams may use rugged devices for inspections, maintenance, safety checks, asset reporting and field communication.

Recommended MDM policies:

• Enable offline-capable work apps

• Restrict non-critical app usage

• Control updates over Wi-Fi only

• Configure site Wi-Fi where available

• Apply strict security policies

• Track device inventory by site

• Use rugged devices with strong battery life

• Support remote troubleshooting

For mines and remote operations that need better visibility and device control, Tsukuru’s mining technology solutions in South Africa show how mobility can support operational performance in demanding environments.

Field Services and Facilities Management

Technicians and mobile service teams may use devices for job cards, photos, customer signatures, parts usage and SLA updates.

Recommended MDM policies:

• Allow workforce management apps only

• Compress image uploads where possible

• Restrict personal apps

• Configure branch and depot Wi-Fi

• Apply remote support tools

• Track lost or inactive devices

• Use MDM with workforce management reporting

For field teams that need job tracking, proof of work and better visibility, workforce management software in South Africa can help reduce scattered communication and unnecessary data usage.

Real-World Proof: 90% Data Savings Through Device Management

One of the strongest examples of MDM cost control is Tsukuru’s client story, where a South African enterprise achieved significant mobile data savings after implementing structured MDM controls.

The organisation had company smartphones and tablets across office teams, field employees and operational staff, but lacked centralised control before the MDM rollout.

The result was a major reduction in unnecessary data usage.

Read the full case study here: 90% data savings by managing devices.

This example shows an important lesson:

Mobile data costs are not always high because teams need more data. They are often high because the business lacks control over how devices are being used.

For many organisations, the first month of MDM reveals problems that were previously hidden:

• High-usage devices

• Non-work apps

• Poor update settings

• Unmanaged downloads

• Unclear ownership

• Lost or inactive devices

• Weak device policies

• Inconsistent user behaviour

Once these issues are visible, they can be managed.

The Link Between MDM, Productivity and Deployment Speed

MDM is not only about reducing spend.

It can also improve deployment speed and operational control.

In another Tsukuru client story, a device deployment process that previously took weeks was reduced dramatically through improved mobile device management and deployment processes.

For businesses rolling out devices across large field teams, this matters because every delay affects productivity, onboarding, IT workload and operational readiness.

Read the client story here: from 32 weeks to 1 hour.

The broader lesson is clear: mobile device management is not only a cost-control tool. It is a way to improve enterprise mobility execution.

Mobile Data Cost-Control Checklist

Use this checklist to assess whether your business has control over mobile data usage.

Visibility

• Can IT see which devices use the most data?

• Can finance link data spend to users, teams or departments?

• Can the business identify unusual usage spikes?

• Can reports be generated monthly?

• Can inactive or lost devices be flagged?

• Can mobile data usage be reviewed before month-end?

App Control

• Are non-work apps blocked?

• Is the app store restricted?

• Are streaming apps blocked?

• Are social media apps controlled where needed?

• Are only approved work apps allowed?

• Are apps deployed centrally?

Data Policies

• Are background data settings controlled?

• Are app updates limited to Wi-Fi?

• Are operating system updates scheduled?

• Is mobile hotspot use blocked or restricted?

• Are large file downloads controlled?

• Are usage thresholds or alerts in place?

Wi-Fi Management

• Are approved Wi-Fi networks preconfigured?

• Do devices connect automatically at branches or depots?

• Are users prevented from changing key network settings?

• Are updates pushed over Wi-Fi where possible?

• Are field teams trained on when to use Wi-Fi?

Device Security

• Can lost devices be locked or wiped?

• Are password policies enforced?

• Are devices enrolled correctly?

• Can IT remove access from inactive devices?

• Are devices assigned to the right users or teams?

• Is device inventory reviewed regularly?

Operational Fit

• Are devices used for specific work workflows?

• Are field apps data efficient?

• Are rugged devices needed for harsh environments?

• Are users trained on acceptable usage?

• Are data policies aligned with operational needs?

• Are MDM policies reviewed with operations, finance and IT together?

If several answers are “no”, your business may have a mobile data control problem.

A practical next step is to request a mobile device management review so Tsukuru can help identify usage gaps, device policy risks and quick cost-control opportunities.

Mobile Data ROI Framework

To build a business case for MDM, finance and IT teams should look beyond the software subscription cost.

Current Cost Areas

• Monthly mobile data spend

• Out-of-bundle charges

• Unauthorised app usage

• Roaming or hotspot costs

• Lost or stolen device usage

• Manual IT troubleshooting

• Device replacement costs

• Field productivity loss

• Delayed deployment time

• Security incidents

• Unclear billing ownership

• Manual device setup

• Poor app control

Potential Savings

• Reduced unnecessary data usage

• Lower app misuse

• Fewer lost-device risks

• Less manual troubleshooting

• More predictable monthly spend

• Faster device rollout

• Better device lifecycle control

• Improved field productivity

• Better finance reporting

• Stronger compliance

• Better operational visibility

Simple ROI Formula

MDM ROI =
Data Savings + Productivity Gains + Reduced IT Admin + Reduced Risk
minus
MDM Software Cost + Setup Cost + Training Cost

For many businesses, the strongest return comes from combining cost control with productivity improvements.

A business may start with the goal to reduce mobile data costs, but the broader benefit is better device governance.

How Rugged Devices Support Mobile Data Control

MDM controls the software and policy layer. But the device still matters.

For field teams, consumer devices can fail in harsh working conditions. When devices fail, workers may switch to personal devices, manual workarounds or unmanaged communication channels.

That creates new risks:

• More WhatsApp-based work

• Poor data capture

• Lost job evidence

• Manual admin

• No device control

• Weak reporting

• Higher downtime

Using rugged devices in South Africa gives field teams hardware that is better suited to dust, drops, long shifts, outdoor work and demanding environments.

When rugged devices are managed through MDM, businesses gain both durability and control.

This is especially valuable in logistics, mining, security, facilities management, field services and manufacturing.

How Workforce Management Software Reduces Data Waste

Mobile data costs can also be reduced by improving the workflow.

If field workers use five different apps, send photos manually, call supervisors repeatedly and share documents across WhatsApp, data usage becomes difficult to manage.

A structured workforce management system can reduce scattered communication by centralising:

• Job cards

• Task updates

• Photos

• Customer signatures

• SLA updates

• Attendance

• Route information

• Supervisor approvals

• Reporting

This helps teams work from one controlled platform instead of many unmanaged channels.

For South African businesses managing mobile or field-based teams, workforce management software in South Africa can support better productivity, visibility and accountability while reducing unnecessary communication and data waste.

How MDM Works for Corporate-Owned Devices 

Corporate-owned devices give the business the most control.

With MDM, IT can usually apply stricter policies such as:

• App restrictions

• Kiosk mode

• Wi-Fi rules

• Hotspot blocking

• Remote lock and wipe

• Device-wide configuration

• Data usage monitoring

• Security policies

This is often the best option for field teams, logistics teams, security operations, mining teams and other workforces where devices are used mainly for business tasks.

Common Mistakes That Keep Mobile Data Costs High

1: Only Reviewing the Bill After Month-End

By the time finance sees the bill, the data has already been used.

MDM allows businesses to monitor and manage usage earlier.

2: Treating Data Spend as a Network Problem Only

Network plans matter, but they are only part of the issue.

If devices are unmanaged, even a good data plan can be wasted.

3: Allowing Any App on Company Devices

Unrestricted app access is one of the fastest ways to lose control of mobile data.

Company devices should be configured for work.

4: Ignoring Updates and Background Data

System updates, app refreshes and background syncing can consume significant data across a fleet.

These settings should be controlled centrally.

5: Not Combining MDM with Field Workflows

MDM works best when aligned with real operations.

The goal is not to lock everything down so tightly that workers cannot work. The goal is to give workers the tools they need while removing unnecessary cost and risk.

6: Not Reviewing Policies Regularly

Data usage changes over time.

New apps, new routes, new sites, new users and new workflows can all change data behaviour.

Businesses should review MDM reports and data policies monthly or quarterly.

How to Start Reducing Mobile Data Costs

Use this practical 7-step process.

Step 1: Audit Current Mobile Data Spend

Review monthly mobile data costs by user, device, team and department.

Identify spikes, outliers and recurring high usage.

Step 2: Identify Business-Critical Apps

List the apps workers genuinely need to do their jobs.

This may include delivery apps, workforce management tools, inspection forms, maps, scanning apps, communication tools and reporting platforms.

Step 3: Remove or Restrict Non-Work Apps

Block or limit apps that are not required for work.

This may include entertainment, gaming, streaming, social media or personal file-sharing apps.

Step 4: Configure MDM Policies

Apply policies for:

• App control

• Data restrictions

• Wi-Fi settings

• Update rules

• Device security

• Kiosk mode

• Remote lock and wipe

• Hotspot restrictions

Step 5: Train Users

Explain the purpose of the policy.

The message should be simple: the device is there to help teams work better, reduce downtime and protect company resources.

Step 6: Monitor Monthly Usage

Review reports monthly.

Look for high users, unusual patterns, inactive devices and policy gaps.

Step 7: Improve the Workflow

If users are wasting data because the workflow is messy, fix the workflow.

Better systems reduce unnecessary communication, repeated uploads and manual workarounds.

Who Should Request a Mobile Device Management Review?

You should request a review if your business:

• Has rising monthly mobile data costs

• Manages 20 or more mobile devices

• Has field teams using company smartphones or tablets

• Cannot see which apps use the most data

• Allows users to download apps freely

• Has devices used across remote sites, depots or client locations

• Struggles with lost, idle or unmanaged devices

• Has high out-of-bundle costs

• Needs better control over device usage

• Wants to combine MDM with rugged devices or workforce management software

Tsukuru helps South African businesses review device usage, identify cost leakage, recommend MDM policies and create a practical rollout plan.

Request a mobile device management review. →

FAQs About Reducing Mobile Data Costs with MDM

How can a business reduce mobile data usage?

A business can reduce mobile data usage by monitoring device usage, blocking non-work apps, restricting background data, enforcing Wi-Fi use, controlling updates, using kiosk mode and managing devices through MDM software.

Can MDM restrict mobile data usage?

Yes. MDM can help restrict mobile data usage by controlling apps, limiting settings, enforcing policies, blocking unnecessary features, restricting hotspot usage and monitoring usage across corporate-owned devices.

What causes high mobile data costs?

High mobile data costs are often caused by background app activity, automatic updates, streaming apps, personal use, poor Wi-Fi settings, mobile hotspot use, inefficient field apps and unmanaged devices.

Can businesses block non-work apps?

Yes. MDM can block or restrict non-work apps on company devices. This helps reduce data usage, improve productivity and protect business devices from unnecessary risk.

Can MDM set data limits or alerts?

Many MDM solutions can help monitor usage, report on high-consumption devices and support policy-based controls. The exact data limit and alert options depend on the MDM platform, device type and network setup.

Can MDM control mobile hotspot usage?

Yes. On supported devices and ownership models, MDM can restrict or disable mobile hotspot functionality. This helps prevent company SIMs from being used to connect unmanaged personal devices.

Is MDM useful for field teams?

Yes. MDM is especially useful for field teams because IT can manage devices remotely, deploy apps, apply policies, lock lost devices, control data usage and support workers without needing physical access to each device.

Do businesses still need rugged devices if they use MDM?

Yes, in many field environments. MDM manages the device, but rugged devices help ensure the hardware survives dust, water, drops, long shifts and outdoor conditions. For mobile field teams, rugged devices and MDM work best together.

How often should businesses review mobile data usage?

Businesses should review mobile data usage at least monthly. Larger fleets or high-risk field operations may benefit from more frequent reviews, especially during new deployments or after policy changes.

Can MDM reduce out-of-bundle data costs?

Yes. MDM can reduce out-of-bundle data costs by limiting unnecessary app usage, blocking hotspots, enforcing Wi-Fi policies, controlling updates and helping IT identify high-usage devices before costs escalate.

Is MDM better than buying bigger data bundles?

Bigger data bundles may reduce short-term pressure, but they do not solve the root cause of data waste. MDM helps businesses control how mobile data is used, making costs more predictable.

Can MDM block YouTube, TikTok and streaming apps?

Yes. On supported devices, MDM can block or restrict entertainment, streaming and social media apps to reduce non-work data usage and improve productivity.

Can MDM help finance teams manage mobile spend?

Yes. MDM gives finance and IT teams better visibility into device usage, high-consumption users, inactive devices and policy gaps that may be increasing monthly mobile costs.

Reduce Mobile Data Costs by Managing Devices, Not Just Bills

To reduce mobile data costs, South African businesses need more than cheaper data bundles.

They need visibility, control and better device governance.

Unmanaged devices create unnecessary spend through background apps, personal usage, uncontrolled updates, poor Wi-Fi settings, hotspot misuse, lost devices and scattered workflows.

MDM helps solve this by giving IT teams the ability to monitor usage, control apps, enforce policies, manage updates, secure devices and support field teams remotely.

The result is not only lower data spend. It is better operational visibility, stronger compliance, improved productivity and more predictable mobile costs.

Tsukuru helps South African organisations improve mobile workforce performance through mobile device management software in South Africa, rugged devices, workforce management software and enterprise mobility solutions.

If your organisation is struggling with rising mobile data costs, unmanaged devices or poor visibility across field teams, request a mobile device management review with Tsukuru.