Watch this step-by-step guide to learn how you can sync your Fitbit tracker to Android devices, how to adjust your sync options, and how to set up smartphone notifications like calls and texts. How to sync your Fitbit! For wearable news and reviews, please visit . Fitbit How to sync Fitbit with a computer. You don't need a smartphone to sync Fitbit data, and can actually use your computer by following these steps. Get started with your new Fitbit tracker or scale by setting up your device and downloading and installing our free software. For more information on how to sync Fitbit Ace or Fitbit Ace 2 with your phone or tablet, see How do I set up Fitbit kids devices? How do I manually sync my device with the Fitbit app? With your device nearby, open the Fitbit app to the Today tab. This wikiHow teaches you how to Sync your Fitbit to your iPhone. In order to sync your Fitbit to your iPhone, you need to download the Fitbit app and set up your Fitbit account. You will need to make sure Bluetooth is turned on in order to. Rebecca Paredes January 13th, 2016. Are you ready to ramp up your workout? Fitbit devices sync with your phone's app to make it as easy as possible for you to record your activity data. The downside is that Bluetooth connectivity can seriously drain your battery life. Having trouble syncing with your Windows 10/8.1 device? If yes, then check out our troubleshooting guide for a quick resolution. The Fitbit App for Windows 10 says Tracker not found or is constantly looking , but the tracker appears in the Bluetooth menu (W10). Do not toggle On/Off Bluetoot. Get help for your Fitbit device. Due to recent events affecting our operations, support options are limited and wait times are longer than usual.