Open Source Fitbit Alternatives

The best open source alternative to Fitbit is Gadgetbridge. If that doesn't suit you, our users have ranked more than 25 alternatives to Fitbit and eight of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Fitbit are Amazfish, InfiniTime, wasp-os companion and Espruino.

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Fitbit alternatives are mainly Fitness Trackers Other popular filters include Open Source and Fitness Tracker. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Fitbit.
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Alternatives list

  1. Amazfish icon
     1 like

    SailfishOS companion application for Huami Devices (such as Amazfit Bip, Cor, Mi Band 2/3 and GTS), PineTime InfiniTime and Bangle.js.

    Cost / License

    Platforms

    • Linux
    • InfiniTime
    • Sailfish OS
    • Flathub
     
  2. InfiniTime icon
     3 likes

    InfiniTime is an open source firmware for the PineTime smartwatch. It is written in modern C++ and based on FreeRTOS.

    Cost / License

    Platforms

    • Linux
    • Android
     
  3. Companion app for wasp-os smartwatches.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
     
  4. Espruino icon
     1 like

    Espruino is a JavaScript interpreter for microcontrollers. It is designed for devices with as little as 128kB Flash and 8kB RAM.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    • JavaScript
     
  5. Siglo icon
     1 like

    GTK app to sync InfiniTime watch with PinePhone.

    Cost / License

    Platforms

    • Linux
    • Linux Mobile
    • Flathub
    • GTK+
     
  6.  1 like

    InfiniLink allows you to interact with your PineTime smartwatch running InfiniTime (and perhaps other watches/OSes, pending testing).

    Cost / License

    Platforms

    • iPhone
    • InfiniTime
     
  7. This app integrates the Casio G-shock square digital Bluetooth watches (B5600, B5000 series), with Google services such as Google Calendar events and Google Alarm Clock. It also works as a remote control for your phone. It is not meant to replace the official Casio app.

    28 Casio G-Shock Smart Sync alternatives

    Cost / License

    Platforms

    • Android
    • F-Droid
     
8 of 8 Fitbit alternatives