Business and enterprise Sports & Recreation

Speed/Limit

2026
A smart speed monitoring app that alerts you when you're exceeding the speed limit.

The Challenge

Speed limits change from road to road, and it's easy to miss a sign. Many drivers want a simple reminder of the limit without running a full navigation app, creating an account or having their route tracked, and it needed to work anywhere in the world.

Speed/Limit app on a mobile phone

The Result

Speed/Limit shows your current speed alongside the limit for the road you're on, using crowdsourced OpenStreetMap data, and alerts you with a flashing display and sound when you go over. A floating overlay keeps it visible on top of other apps. It switches between km/h and mph automatically by country, shows its disclaimer in more than 85 languages, and caches road data to cut data use by up to 80%. No account is needed, and drivers can optionally contribute speed limits they know.

Speed/Limit app screens

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