the Fitbit mobile app
A digital Face with the previous and next digits shadowed above and below the time display.
Just tap for all your stats.
Highly customizable: select time format or battery color, display or don't display date, seconds or battery bar. Many color options for most components.
This app requires permission to access user-activity, heart-rate and internet. The internet is required to provide a purchase code, should you decide to buy, and to validate your license.
The watch-face comes with a free 30 hour trial period, and, if you like it, you can purchase for only US$1.10. (Plus applicable taxes for your region) Payments are via k-pay.io, anytime during the trial, via the settings in the fitbit app. K-Pay accepts PayPal or Credit Card (Surcharge for credit card)