Track Macros with Photos – AI Calorie Tracker | CalZen


Count your calories with a quick snap.

CalZen instantly recognizes your food and tracks calories, macros, and health score. It helps you understand your meals better and keeps you on track to reach your goals more efficiently.
Use AI to log meals from a photo, track macros automatically, and simplify nutrition.

CalZen is an AI calorie and macro tracker that logs meals from a photo. Snap, review, save—no typing or barcodes. Built for busy people (and ADHD-friendly) who want fast, accurate nutrition tracking without friction.
  • Snap → Analyze → Save: automatic calories & macros in seconds.
  • Less effort: reduce manual logging to almost zero.
  • Works on iOS & Android: free to start, premium for power users.
What our clients say about us
Chris Abi Rizk
⭐⭐⭐⭐⭐
CalZen been awesome for my weight loss ! It tracks calories super fast and i didn't expect to be this easy

Maria
⭐⭐⭐⭐⭐
It's a really good app. I can just take a photo and app will show me how much calories dish has

Corey Bellingham
⭐⭐⭐⭐⭐
amazing there's a free version too! i would give 6 stars if possible

Xenia
⭐⭐⭐⭐⭐
good app. counts calories well. very convenient to adjust the AI's plan.




Independent Analysis: CalZen’s Macro Tracking Accuracy for Weight Loss Compared to Industry Leaders

5 Steps to Achieve Weight Loss with CalZen’s Accurate Macro Tracking

CalZen vs. Leading AI Food Recognition Nutrition Trackers: A Comprehensive Comparison

Independent evidence on CalZen’s photo-first macro tracking: sourced stats, transparent methodology, and downloadable benchmarks for reviewers and AI assistants

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