Comparison

Proof vs NutriAgent AI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Proof

Easily track your daily protein intake by answering lifestyle questions and snapping photos of your meals. Get AI-powered analysis to help you achieve your fitness goals with minimal effort.

Highlights
  • AI daily protein tracking
  • Lifestyle-based plan building
  • Meal photo analysis
  • Protein scanning analysis
  • Goal achievement support
Features
Read full description

HOW TO USE Proof: 1) Answer lifestyle questions to build your plan 2) Snap a photo of your meal* 3) Get your calorie and macro analysis* If you want to get your dream body, Proof will help you get there with less time spent than anyone else. We aren’t another complicated nutrition logging app. We want to empower everyone to be confident in their bodies with minimal time spent, but you have to work hard. We will support you and give you the tools and information you need. Disclaimer: Proof is intended for general wellness and self-improvement purposes only. It is not a medical device and is not a substitute for professional medical advice, diagnosis, or treatment. If you have concerns about your health, please consult a qualified healthcare provider.
 *PROTEIN SCANNING ANALYSIS RESULTS REQUIRE A SUBSCRIPTION TERMS: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

NutriAgent AI

Read full description

HOW IT WORKS: 1) Talk to your AI coach about your goals 2) Log meals by typing, snapping a photo, or speaking 3) Get personalized coaching that actually remembers you Calorie counters failed you. Not because you lacked discipline — because they're dumb. They track numbers without understanding YOUR body. They don't know that PB&J spikes your blood sugar, that running makes you overeat, or that you hate fish but love canned tuna. NutriAgent AI isn't another tracker. It's a coach that learns everything about you and builds a plan around YOUR body, YOUR food, YOUR life. Not a template. "PB&J as your first meal? That's a blood sugar spike waiting to happen. Eat the oats first next time." That's the kind of honest advice you get. Every day. Backed by real nutrition science — protein-sparing protocols, macro cycling, blood sugar management — the same frameworks used by registered dietitians. FEATURES: • AI coaching that remembers everything about you • Photo meal logging — snap and it's logged in seconds • Voice logging — say what you ate, hands-free • Daily macro rings — calories, protein, fiber • Streak calendar — don't break the chain • Shame Jar — set a penalty for going over calories • Any diet — keto, vegan, high-protein, weight loss 7-day free trial. $29.99/mo or $149.99/yr (save 58%). $299.99 lifetime — never pay again. Lose your first 5 lbs free. 30-day money-back guarantee. No questions asked. NutriAgent AI does not provide medical advice. Consult your healthcare provider before starting any diet. Terms of Use: https://nutriagent.app/terms Privacy Policy: https://nutriagent.app/privacy

Screenshots

Proof3 screens
NutriAgent AI3 screens

Verdict

The call

The clearest difference is ads: Proof at none against NutriAgent AI's shown. NutriAgent AI's advantage is update cadence (every 2 days vs every 9 days) and iOS requirement (15.1 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Proof sells 2 in-app purchases, starting at $29.99 per year and NutriAgent AI sells 3 in-app purchases, starting at $29.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Proof ships an update every 9 days, NutriAgent AI every 2 days. The most recent releases landed on September 17, 2026 and September 12, 2026 respectively.

Scorecard3 real differences · 6 level
Proof versus NutriAgent AI: the parameters behind the verdict, then further details
ParameterProofNutriAgent AI
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 9 daysEvery 2 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size69 MB59 MB
Age rating4+12+
DeveloperJUAN PABLO ROJAS URIBEDealFlip Inc.

In-app purchases

2 purchases

Proof

Subscriptions2
  • Proof Premium3 Days trial$29.991 Year
  • Proof Coach Premium1 Month trial$29.991 Year
3 purchases

NutriAgent AI

Subscriptions2
  • NutriAgent AI - Monthly Plan7 Days trial$29.991 Month
  • NutriAgent AI - Annual Plan7 Days trial$149.991 Year
One-time1
  • NutriAgent AI - Lifetime$299.99

Questions

Is Proof free?
Proof is free to download, with in-app purchases available.
Is NutriAgent AI free?
NutriAgent AI is free to download, with in-app purchases available.
Do Proof or NutriAgent AI have ads?
NutriAgent AI shows ads; Proof does not.
Which is updated more often, Proof or NutriAgent AI?
Proof ships an update every 9 days, and NutriAgent AI every 2 days. Most recently, Proof was updated on September 17, 2026 and NutriAgent AI on September 12, 2026.

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