OpenCal

10+
Downloads
Content rating
Everyone
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About this app

Stop typing. Start tracking.

OpenCal is the open-source, AI-powered calorie tracker designed for speed and privacy. Snap a photo of your meal, and let our advanced AI instantly calculate calories, protein, carbs, and fats. No paywalls, no limits, no nonsense.

Why OpenCal?

šŸ“ø Instant AI Scanning: Ditch the manual search. Just point directly at your food. ⚔ Unlimited Scans: Track as much as you want. We never charge for basic features. šŸ” Bring Your Own Key (BYOK): Connect your own Gemini API key for complete control and privacy. Your data stays yours. 🚫 No Ads, No Subscriptions: A clean, "brutalist" design focused purely on your goals. šŸ“Š Macro & Calorie Goals: Set your daily targets and watch your progress in real-time.

Features:

AI Food Recognition
Automatic Macro Calculation
Daily Calorie Budgeting
History Log & Meal Planning
Dark Mode / Hacking Aesthetic
hacking your diet has never been this easy. Download OpenCal and take control of your nutrition today.
Updated on
Mar 7, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

- Added an AI Model Selector in Settings (Defaults to the new Gemini 3.1 Flash Lite model)
- Improved error messages when API keys are invalid or servers are overloaded
- Added a new 'Retry' button for image analysis if the AI servers are temporarily busy
- Developer Tools now remain persistently enabled between app restarts
- General bug fixes and stability improvements