Evaluator is a free calculator application. It runs in the background so that it's always ready when you need it. Simply hit the hotkey and start typing.

Speedcube is modern puzzle-solving timer, built as a progressive web app that is optimized for both desktop and mobile use. Special attention has been paid to its design and user experience.

One Rep Max is a simple tool for estimating lifting maxes. You can use the browser version, or you can add the app to your home screen on your phone (and even use it offline). Customize the results by changing the formula, rounding, increment, and unit.

PayNano is a tool for making payments and donations with the Nano cryptocurrency. Use it to create a web page for your Nano address so that others can easily send you Nano by clicking a button, scanning a QR code, or copying and pasting.