Cell Phone Coverage Map

How does your cell network really perform?  Don’t rely on the claims of carriers.  Test it for yourself!  Download the free RootMetrics app: with the push of a button you can map your coverage and discover real-life data speeds, signal strength, and comparative carrier scores for the four major carriers.  

Join thousands of other users as we leverage millions of real-world results from the crowd to create an accurate, unbiased map of mobile carrier performance and signal strength.  

If your area isn’t covered yet, test it and add your data to the crowd!  Check back and see your contribution: results from your testing will be added within 24 hours.  

If your carrier isn’t on the comparison chart, don’t worry.  You can still test with our app and we’re still collecting your data—as more and more data comes in, we’ll look to expand which carriers are compared.  By testing, you’re making a difference.  

Explore Intuitive Maps that Compare Coverage at a Glance

Using our sophisticated analytics engine, data is brought to life through easy to understand maps and ratings that show the true picture of each carrier’s performance.  Look at coverage from a metro-wide view or all the way down to your street address.  You select the display that you want…

• Signal Strength View - a quick look at signal quality
• Data Speed View - a view of download and upload speeds
• RootScore - a side-by-side comparison across all carriers
• Multiple Markets - tap on another location and view the data of your selected location
• Zoom Feature - zoom out to view data across an entire metro, or zoom in for a street-level view

With easy-to-read, interactive maps centered on your location, there’s no need to cross your fingers and simply guess which carrier would be right for you.  Cut through the carrier’s marketing claims and find the best network for your location and your unique needs.  

Tell Your Friends and Test Frequently

Tell your friends: by spreading the word, you’ll help generate new data so that areas covered on the RootMetrics map spread as well.  Watch the maps grow and change as new data comes in.  

Test frequently and at different times of the day to refine results and monitor how performance changes.  Remember, more testing means a more life-like and up-to-date picture of actual carrier coverage.  

We’re Listening!

We want to create a movement, and a community.  We love your feedback and thoughts.  If you discover a problem with the app or have suggestions for future releases, email us and let us know!  Your voice is important to us.  

Make a Difference

With real-world data from users like you, we’re creating an independent, unbiased analysis of carriers.  Join the movement: test today, tomorrow, whenever you can, and wherever you are!