These apps are free to download from theGoogle Play Store.
Check individual app requirements to double-check they are compatible with your phone.
Best Traffic Navigation App: Waze
High accuracy.

Provides the fastest route to your destination.
Includes traffic and hazard alerts.
High battery usage from constant data reporting.

Requires a lot of hands-on interaction.
You’ll get a warning whenever you get near one of those areas.
Best Police Detector App: Cobra iRadar
Highly accurate and ad-free.

Easy to flag speed cameras for other users.
Company verifies user-reported information.
Some features only available with a physical radar detector.

This app enables users to contribute information about police, speed cameras, and red-light cameras.
In addition, Cobra iRadar syncs with your calendar to create driving directions to meetings and appointments.
Best Speed Camera App: Radarbot
Voice alerts allow communication with drivers in your area.

Remains accurate even when few people are using it.
Intrusive ads in the free version.
Interface is less user-friendly than some similar apps.

So, youll be covered even in less crowded areas with fewer people submitting information.
Use it for free or upgrade to remove ads.
Radarbot also integrates withGoogle Maps, so you’re free to receive navigation alerts.

Best Built-in Speedometer: Speed Camera Radar
Day and night modes.
Supported in many countries.
May issue false radar notifications.

Like Waze, Speed Camera Radar detects various types of road hazards as reported by other users.
Best International Support: Speed Cameras Radar
Designed to work in dozens of countries worldwide.
Map shows a variety of radar types.

Integrates with Google Maps.
Some alerts may still function during background mode.
No audio alerts for some types of radars.
Not to be confused with Speed Camera Radar, Speed Cameras Radar features a clean design and easy-to-use interface.
In addition to contributor updates, it maintains a fixeddatabaseof known speed cameras.
It also integrates with Google Maps and includes a background mode to help save battery power.
Tried and True: Escort Live
Customizable dashboard.
Quickly uses up battery power.
Frequent alerts may obstruct map view.
It even warns you about areas where such devices have been detected in the past just in case.
Download it for free or upgrade to the premium version to access more features.
Easy to help other drivers by reporting speed traps.
Inconsistent speed limit display.
It uses a variety of sources to deliver highly accurate traffic information including speed camera locations.
Track Your Mileage: Speed Camera & Radar
Provides mileage tracking and driving history.
Includes dash cam to record videos of your trips.
Doesn’t start automatically when you begin driving.
Picks up speed cameras on the opposite side of the road.
Some users report inconsistent results.
It also includes red light camera alerts.
The premium version allows you to display driving information on your windshield.
Best Sound Alerts: Radar Beep
Opens when your phone connects to your vehicle’s Bluetooth.
Shows exact location of radars.
No Google Maps integration.
Radar warnings come too close to radars.
It gives a proportionally loud sound alert depending on how close a radar is located.
It also provides alerts about heavy traffic and accidents.
Radar Beep is ad-supported, but you might upgrade to remove ads.