Your key never leaves your browser except to call the AI provider directly. For a personal tool this is fine.
Get a key at console.anthropic.com or
platform.openai.com.
Profile (for AI body-fat & maintenance estimates)
Used only to estimate your body fat % and maintenance calories. Stored on this device.
Saved meals (auto-fill favorites)
Log a meal, tap ★ on its row to save it. Then typing that name auto-fills its calories & protein.
Data: export / import / reset
CSV columns match your Google Sheet so you can paste the export straight back in.