Install the Chrome extension

Takes about a minute. Use Google Chrome on a computer.

1. Download

   Open the downloaded file. A folder fitstamp-extension appears. Keep it, don't delete it.

   Download extension

2. Open Chrome extensions

   Copy this address, paste it into the address bar and press Enter: chrome://extensions

   Copy address

3. Turn on Developer mode

   Switch in the top right corner of that page.

4. Load unpacked

   Click Load unpacked (top left) and choose the fitstamp-extension folder.

5. Pin it

   Click the puzzle icon next to the address bar and pin FitStamp. Then come back to this page to check.

Update: download again, replace the folder, then click the reload arrow on FitStamp in chrome://extensions.