Tools#

Small utilities that make input a little easier or help with tiny tasks. Pick one from the left sidebar and try it.

Latest Posts

Formula Calculator — A Calculator That Saves Your Own Formulas

Save the calculations you do often as reusable formulas (functions) and just swap in the values. Supports function composition, conditionals, and list aggregation, with button-only input, PC key mapping, and sound.

Piano Keyboard — A Keyboard You Play Like a Piano

A keyboard shaped like a piano. Type, and a song plays along. A 2011 Android app revived for the web. Hangul/Latin/symbol input with copy & save.

No Look Keyboard — Type Without Looking

A peculiar keyboard that picks letters with 8-direction gestures. A 2012 Android app revived for the web. Hangul/Latin/number/symbol input with copy & save.