Fitbit Ionic - Glitch Clock

You’ll fit in here

Using JavaScript, CSS, and SVG, developers now have a fast, easy way to build apps and clock faces for Fitbit OS.

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It’s time for a change

The clock face is your new canvas.

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Fitbit Ionic - Clock Face
Fitbit Ionic - Sample App

Apps in a league of their own

Transform your passion into engaging apps with Fitbit OS.

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Stronger, fitter apps start with our Web API

Your app goes further when it’s powered by Fitbit® data.

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Web API Example

Fitbit Studio

Build apps easily from anywhere with the new Fitbit Studio.

Fitbit Studio

App Gallery

Distribute your apps by uploading to our new App Gallery.

Fitbit App Gallery

Ready. Set. Go.

Gear up to build apps for the new Fitbit OS.

Our Guide