Photo based calorie logging
Take a quick photo of your plate and get a smart macro estimate instantly. Add context when needed for even tighter accuracy.
iOS app | design first
Calorie tracking that does not feel like homework.
Snap a meal photo or chat what you ate. 0xCal logs calories and macros in seconds, with a clean native iPhone experience that you will actually want to open every day.
- Photo + chat logging in one flow
- No ads, no clutter
- Apple Health sync
Chat to Log
Built for fast logging and long term consistency.
Everything focuses on less friction, better adherence, and a premium iOS feel.
Natural language input
Type like you talk: "2 fried eggs and toast." gram parses it and logs calories, carbs, fats, and protein in one flow.
Thoughtful, polished UI
No ad clutter or bloated screens. Just a clean dark interface designed for people who care how their tools look and feel.
What tracking looks like in 0xCal
From quick meal capture to daily progress, every screen is built to reduce friction.
Track smarter with less effort.
0xCal is available on iPhone at founders pricing—one subscription with trial, all features.
