the Fitbit mobile app
A Simple tap reveals 4 stats in the corners - stats background is customizable.
Also CUSTOMIZE: day and month to display in any one of 12 or more languages Choose colors to match your flag, your team, or just your whim. Settings also offer battery display options.
Some languages offered as transliteration into latin characters. I apologize if there are any transcription or translation errors - please let me know.
The app requires permission to access your heart-rate monitor, user-activity and internet, required to provide a purchase code, 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 $1 USD. (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)