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Give your app a first-class tune-up

AT&T ARO is a free, award-winning, cross-platform tool for optimizing mobile app performance.
Use AT&T ARO to dramatically improve your app's battery life, response times, and network handling.


  • Pinpoint Feature Pinpoint the source of wasteful data & power drains
  • Performance Feature Get detailed recommendations on how to fix persistent performance problems
  • Device Feature Collect comprehensive traces from your own test device, or from Android emulators
  • Tests Feature Integrate AT&T ARO's open-source code directly into your automated test suites
  • Tests Feature Works on any platform and can simulate any wireless network

Give your app a first-class tune-up

AT&T ARO is a free, award-winning, cross-platform tool for optimizing mobile app performance.
Use AT&T ARO to dramatically improve your app's battery life, response times, and network handling.


  • Pinpoint Feature Pinpoint the source of wasteful data & power drains
  • Performance Feature Get detailed recommendations on how to fix persistent performance problems
  • Device Feature Collect comprehensive traces from your own test device, or from Android emulators
  • Tests Feature Integrate AT&T ARO’s open-source code directly into your automated test suites
  • Tests Feature Works on any platform and can simulate any wireless network

Think of AT&T ARO as an X-ray—for your app

AT&T ARO’s extensive test suite exposes hidden problems in your code and provides clear,
easy-to-follow recommendations
on how to fix them. Use AT&T ARO to shed light on:

Downloads Feature

File Download Problems
Is your content optimized for transport and is content cached? Proven techniques can remove unnecessary downloads and reduce file sizes.

Connections Feature

Unnecessary Connections
Are you closing your connections or grouping your data transfers? Managing your TCP connections can achieve huge gains in responsiveness and minimize battery drain.

HTML Feature

HTML Issues
Is your code properly organized? Some simple optimizations can greatly speed up your website and your app.

Applications Feature

Peripheral Usage
Does your app access GPS or other peripherals even though they aren’t needed? Manage peripheral usage more intelligently and you can reduce battery drain.

"AT&T ARO has immediate tangible benefits for our
listeners. They can listen longer between charges,
and enjoy Pandora through more of their day."

– Tom Conrad, CTO, Pandora®

GSMAS Award

Winner of the GSMA’s 2013 Global Mobile Awards for the Smartphone Application Challenge

Fierce Innovation Award

2012 and 2013 finalist in Fierce Markets' Fierce Innovation Awards

Stevie Award

Winner of the American Business Awards Gold Stevie for Tech Innovation of the Year

Used by Pinterest and Pandora

Downloaded and used by hundreds of app developers, including Pinterest® and Pandora®

Ready? Start testing with AT&T ARO

Download AT&T ARO (It's Free!) Fork it on GitHub