Watt Key — Watch App for Tesla

Watt Key turns your Wear OS watch into a full Tesla key fob — no phone required. Connects directly to your Tesla over Bluetooth. No internet, no cloud, no delay. Just your watch and your car. RECENT UPDATE: Watt Key has been rewritten from the ground up for improved reliability and speed. If you tried Watt Key before and had issues, this is a great time to give it another shot. FIND ON APPROACH Your watch detects when you're near your Tesla and unlocks it automatically — before you reach for the door. AUTO SECURE Walk away and Watt Key locks your vehicle behind you. No fumbling with your phone. FULL VEHICLE COMMANDS • Lock / unlock • Open any individual door • Pop the frunk • Open the trunk • Toggle the charge port • Open the Cybertruck tonneau cover MULTIPLE VEHICLES Own more than one Tesla? Name and switch between vehicles right from your watch. CUSTOMISABLE TILE Add a Wear OS tile for one-swipe access to the commands you use most. BLUETOOTH ONLY — PRIVATE BY DESIGN No account, no cloud setup, no internet required. Watt Key talks directly to your Tesla over Bluetooth — fast, private, and works even without signal. WORKS WITH Samsung Galaxy Watch and all Wear OS devices. Download Watt Key and take control of your Tesla — right from your wrist.