Protein Energy

Food & Drink

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

Protein Energy — the protein density of any packaged food, in one number. Scan a barcode and get the P:E ratio = protein / (carbohydrates + fat). It shows how much of a food is protein rather than energy-dense macros, something a calorie count alone doesn't tell you. Mozzarella scores 0.94. Pesto scores 0.08. Same shelf, very different foods. Every scan gives you • The P:E ratio, calculated per 100 g • Energy, fat, carbohydrates and protein • Ingredients, product photo, and Nutri-Score and NOVA group where available A history that stays useful • Every scan is saved, searchable by name or barcode • Sort by name, P:E or kcal to compare what you've scanned • Step between products with the next and previous arrows • Anything scanned before opens instantly, even with no signal No account, no tracking Your history never leaves the phone. There's no sign-up, no analytics, and nothing is uploaded. The camera is used only to read barcodes. About the data Product information comes from Open Food Facts, a free and open database maintained by volunteers under the ODbL licence. Coverage of common European groceries is good but not complete, some products aren't listed, and some lack the figures needed to calculate a ratio. Pull down on any result to re-fetch the latest data. Protein Energy is a tool for reading labels, not dietary advice.

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The developer, ManneTroll Solutions, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

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    Seller
    • Torbjorn Sjogren
    Size
    • 619.5 KB
    Category
    • Food & Drink
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English
    Age Rating
    4+
    Copyright
    • © 2026 Torbjörn Sjögren