Some of the apps are free, while others charge a small fee.

Some are available for iOS and Android, while others are available only for iOS.

DataMan

Easy-to-visualize alerts about potential overages.

DataMan data usage monitoring app

Hour-by-hour grid helps visualize usage patterns.

App instructions are sometimes confusing.

A blend of simplicity and in-depth reporting.

myATT app data usage information

The app is compatible with iOS 16.6 or watchOS 9.6 or later.

myAT&T

Assesses usage against carrier’s stats.

Looks at whole account, not just the unit.

My Data Manager data usage monitoring app

Entire AT&T portfolio, including DSL and DirecTV.

User complaints that app is inaccurate.

Clunky card-based app design.

My Verizon Mobile app for monitoring data usage

Information for all accounts is available on the main screen of the app.

The free app is compatible with iOS 15 and Android 7.0 and up.

TextmyATTto556699from any unit, and the company sends a link to download the app.

Data Usage data usage monitoring app

Download For:

My Data Manager VPN Security

Good reports.

Checks account-level, not only gear-level, usage.

Embedded VPN on a free product is dicey.

User complaints in the App Store about the VPN.

Take control of your data with the free My Data Manager app on your mobile gear.

The Android version sticks to monitoring data usage.

Usage-monitoring features of both apps include the ability to monitor mobile, roaming, and Wi-Fi connections.

The free app is compatible with iOS 14.1 and later and Android 6.0 and later.

My Verizon

Clean, crisp design.

Account-level view into your Verizon relationship.

For a carrier-designed app, it gets good ratings.

It works best with recent or unlimited plans.

The free app is compatible with iOS 14.0 and up and Android 7.0 and higher.

Data Usage

Clean user interface.

Align the app to your service contract.

Notification system for overage risk.

rig requirements for the Android app.

Manufacturer contact information is unclear.

The Data Usage app is easy to install and uses theme colors that change to reflect current usage status.

It monitors mobile data and Wi-Fi in real time and lets you set usage alerts.

Data Usage can help you set daily quotas and predict when you’ll go over your limits.

The iOS app is $0.99 and requires iOS 9.0 or later.

It works with iPhone, iPad, and iPod touch.

A Pro in-app upgrade includes additional options for custom usage counters.