Police Radar - Camera Detector

Review by eFreeware

If you drive a lot and want a heads-up before a speed camera rather than a fine in the mail, Police Radar is built for exactly that. It uses GPS coordinates to show fixed cameras on the road ahead, and it lets drivers mark mobile cameras and police posts so others get warned too. The pitch is straightforward: fewer fines, less contact with traffic police, and no need for a separate radar detector on the dashboard.

What makes it interesting is that the app leans on its users. Fixed cameras come from its database, while portable ones appear when someone has marked them. That makes it a community tool as much as a navigation aid, and it means the value grows with how many drivers in your area are using it. It has been downloaded over a million times and holds a 4.4 average from more than 16,600 ratings, which suggests plenty of people find it useful on their regular routes.

I'd expect it to appeal most to people who cover the same roads often and want a simple, free layer of awareness on top of their usual driving.

Drivers who will get the most from it

The clearest fit is someone who drives daily and knows they have a tendency to drift over the limit without noticing. The app's job is to put camera locations and current speed in front of you, so it suits drivers who want that information without paying for a dedicated radar detector. It's also a natural companion for long highway trips through unfamiliar territory, where fixed cameras and local limits are harder to predict.

Because mobile camera alerts depend on other users marking them, the app works best for people who drive in areas with an active user base, and who are willing to mark what they see themselves. If you pass a patrol car and add it to the map, the next driver benefits. That reciprocity is part of the design, and it's worth going in with that mindset rather than expecting a purely passive service.

It's a free download, so trying it costs nothing but a little time. Whether it becomes a permanent part of your routine will depend on how well its coverage lines up with the roads you actually drive.

Camera alerts and community marking

The core of the app is a GPS-based map of speed cameras. Stationary cameras are shown from the app's database, and mobile cameras and police patrols appear when other users have marked them. The developer describes the app as a replacement for a traditional radar detector, since it combines the official fixed locations with the portable ones that drivers report.

Marking works in both directions: you see what others have flagged, and you can add your own warnings for the drivers behind you. That turns a stretch of road into shared information rather than something each driver has to learn alone. The recent update expanded the list of cities covered in the geolocation chat, which is the part of the app where drivers exchange this kind of information.

The obvious trade-off is that user-marked alerts are only as good as the people marking them. Fixed cameras are the dependable layer; mobile ones depend on someone getting there first. I'd treat the app as a strong reminder system for known camera spots and a useful extra pair of eyes for the rest.

Speed, limits and display modes

Alongside the camera map, the app works as a GPS speedometer, showing your current speed as you drive. Near fixed cameras it also displays the speed limit for that section of road, so you can see both what you're doing and what's allowed without hunting for a sign. That combination is the practical heart of the app: awareness of your speed and of the limit that applies where you are.

There are also HUD and projection display options, which present your speed in a form meant to be read at a glance. For anyone who finds a phone screen awkward to check while driving, these modes are the reason to look at the app rather than a standalone speedometer. The developer also notes faster GPS connection in the latest update, which matters for an app that needs your position to be useful from the moment you set off.

Updates have also refreshed the speed radar database and fixed minor bugs, so the camera data is being maintained rather than left to age. The current version dates from September 27, 2026.

What it costs to run

For a driver who wants camera warnings without buying hardware, that's a low barrier. The trade-off is the usual one for ad-supported apps: you're paying with attention rather than money. I'd weigh that against what a dedicated radar detector costs and decide whether the free route is worth it for the roads you drive.

How it compares with the alternatives

The nearest alternative is a physical radar detector, which is what the developer positions this app against. A hardware unit doesn't depend on anyone else marking a camera, but it costs money and lives on your dashboard. This app takes the opposite approach: no extra device, but mobile alerts rely on the community.

General navigation apps are another point of comparison for people who mainly want speed limit reminders and a speed readout. Those are built for routing first and camera awareness second, whereas Police Radar is organized around cameras and speed from the start. If camera locations and current speed are what you care about, the focus here is tighter.

A dedicated speedometer app would cover the speed display but not the camera database or the marking. The combination is what sets this one apart, and it's the reason to consider it over a single-purpose tool.

A free camera alert companion worth trying

Police Radar is a sensible install for drivers who want fixed camera locations, current speed and posted limits in one place, and who don't mind contributing markings to keep the mobile alerts useful. It's free, and the database is being updated. The 4.4 average from a large number of ratings suggests it does its job for a lot of people.

The caveats are the ones the app itself implies: ads and in-app purchases are part of the free package, and mobile camera warnings depend on other users having marked them. If you drive in an area where the app is active and you're willing to mark what you see, it can earn a place on your phone. If you want camera warnings that never depend on anyone else, a hardware detector remains the other option.

What's new in version 3.89

Fixed minor bugs Increased connection speed with GPS Increased the list of cities in the geolocation chat Updated speed radar database