Terry Yuen
6 devices
Available to install from
the Fitbit mobile app

A 10 digit calculator with 4 operations and a large number pad.

To conserve space the "+" and "-" are on the same button, which you can switch between by tapping twice.

To conserve space there is no "=" button, but you can get the same effect by tapping "+".

To add a decimal, tap the decimal (".") on the top right.

Made with Love! Donations welcome!


General & Utilities

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