Lifebar: AI Calorie Counter

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Track calories and view food impact on lifespan

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About

Lifebar is an AI-powered nutrition app that logs calories, macros, and packaged foods from a photo or barcode scan. Beyond tracking daily nutrition targets, it calculates the positive or negative lifespan impact of every meal based on published longevity research.

The case

Who it is for

Individuals tracking their daily nutrition who want to log meals via photos while evaluating how food choices affect long-term health.

What is broken today

Manual food logging requires searching databases and estimating portion sizes, leading to tracking fatigue. Standard nutrition applications display calorie totals and macros without explaining how specific dietary choices affect long-term physical health or lifespan.

What it does about it

The application uses computer vision models on meal photos and barcode scans to identify food items, calculate calories, and log macronutrients. It cross-references identified foods against peer-reviewed nutritional research to score lifespan impact in minutes and syncs metrics with Apple Health.

Why not the obvious alternative

Conventional calorie counters only display standard macro and caloric totals. This application annotates meal photos directly with macronutrient breakdowns and converts nutritional intake into positive or negative lifespan calculations based on peer-reviewed research.

Gallery

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Details

CategoryHealth
PricingFree tier plus paid plans
LaunchedSep 7, 2026
Runs oniOS
Built by the makerYes

Links

Discussion

  • Sourabh singhMaker14d

    We built Lifebar to make food logging fast with AI photo scanning while giving people deeper context into what they eat. Instead of showing only calories and macros, Lifebar maps meals to published longevity research to show estimated lifespan impact. We would love for you to try it out and share your feedback.