See what’s really in fast food
PRūF is an iOS app that reveals hidden fast-food ingredients and additive risks with science-based ratings – helping you make quick, healthier choices on the go.
PRūF is an iOS app that reveals hidden fast-food ingredients and additive risks with science-based ratings – helping you make quick, healthier choices on the go.
Trustworthy info you can rely on – no hype, just hard facts about what’s in your food.
Easily find menu items with zero high-risk additives – enjoy fast food with less worry.
Protect your family by spotting anything concerning before they eat it. Peace of mind at the drive-thru.
Cuts through marketing fluff – you get a clear green/yellow/red verdict and simple descriptions. No need to decipher chemical names on your own.
Incorporates seamlessly into your routine – check any item in seconds, even in line. No heavy lifting required.
Search a chain and open the menu inside PRūF
Quickly discover additive-free menu options
Use science-based context to make the call that fits you
Quickly spot options many families prefer—like fewer synthetic colors or certain preservatives.
Review ingredients and see additive flags; Premium adds personalized warnings.
Traffic-light nutrition helps you compare items at a glance.
PRūF presents neutral, educational context using authoritative references and a clear methodology. Inside the app, you’ll find ingredient lists, additive flags, and nutrition color-coding with plain-English explanations.
Learn more in “How we score” within the app.
No. PRūF is educational and not a substitute for professional advice. Individual sensitivities vary.
Major fast-food chains, with ongoing additions. You can request restaurants in-app.
Free: restaurant menus, ingredients, additive flags, and traffic-light nutrition. Premium: ad-free experience, deeper insights, and personalized warnings for allergens/additives.
We aim for clarity and completeness and include in-app reporting if you see something that needs review.
Free on iOS—see additives and nutrition at a glance.