Open-source calorie, nutrition, fasting, and workout tracker for iOS and Android. Log meals with photos, barcodes, voice, or text. Track macros, weight, water, and workouts, and get guidance from an AI coach. Choose from 13 AI providers with your own API key, or use optional Plus/Pro hosted AI. Local-first, ad-free, and no account required for core tracking.

A calm pixel-art ocean exploration game for iPhone and iPad. Descend through five ocean zones to Challenger Deep at 10,935 metres, discovering 75 real sea creatures and eight ocean landmarks. Explore at your own pace with ambient audio, a glowing headlamp, and touch or controller controls. No combat, timers, or ads. Free to explore the first 1,000 metres, with a one-time purchase to unlock the depths.

Free handwritten Physics, Chemistry, and Mathematics revision notes for iPhone and iPad. Study 2,173 pages across 91 chapters, fully offline. Physics and Chemistry cover JEE and NEET revision; Mathematics covers JEE Main and Advanced. Search chapters, resume your last page, and read in a distraction-free PDF viewer. No account, ads, subscription, or paywall.