AudioKit Synth One - Free & Open-source iPhone/iPad Synth 🎹
Period Tracker - Period Tracker, the easiest way to track your periods!
Sampulator - Make (and record) beats on your keyboard
hummingbot - Automate crypto trading with your own market making bot
Logic Pro X - Music production.
Ovulation calendar online - Calculate your periods and find out when you are most likely to get pregnant!