Get the apps.

50+ arcade-style games for the system design interview. Free, offline, no subscription.

Lift and fuel tracker. Log sets and meals, and watch a muscle heatmap fill in. Free, no paywall.

A calm focus timer that learns when, and for how long, you focus best. From your own sessions.

Quick party games for any group, on one phone. Seven pass-the-phone games and 36 decks.