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.