All options are one-time purchases of TennisTrkr, no subscription. You’ll also get any updates to TennisTrkr for free with your purchase.
Tennis Analog clockface
Regular $5.98 if bought separate.
TennisTrkr has a 2-hour trial to let you try out the app for free.
Your payment is securely processed by K-Pay. You can pay with PayPal or a credit card.
After downloading the app to your Fitbit smartwatch from the Fitbit App Gallery, activate your app by entering the 5-digit code a kzl.io/code.