Comparison

PrepChef AI vs Protocol 90

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

Head to head
About

PrepChef AI

This app simplifies meal planning by learning your preferences and dietary needs. It integrates with grocery delivery services and offers a curated collection of recipes, helping you reduce food waste and avoid last-minute takeout.

Highlights
  • AI-driven meal planning
  • Personalized taste and dietary learning
  • Instacart grocery order integration
  • Curated recipe collection
  • Food waste reduction
  • Recipe inspiration
Features
Read full description

Meet Saffy, your personal sous chef. PrepChef AI takes the guesswork out of "what's for dinner" — from inspiration to your doorstep. Effortless Meal Planning Build a full week of meals in minutes. Saffy learns your tastes, dietary needs, and what's already in your kitchen — so you get suggestions you'll actually want to cook, with less food waste and fewer last-minute takeout orders. Instacart Integration Turn any recipe into a grocery order with one tap. Missing an ingredient? Add it straight to your cart so you're never stuck mid-recipe. Sweet & Savory Treats Featuring a hand-picked recipe collection from foodie creator Sweet & Savory Treats. Comfort food and treat recipes you can trust. Why PrepChef AI: Full loop from inspiration → planning → grocery delivery Personalized to your tastes and cooking style Featuring original recipes from a foodie creator, alongside Saffy's AI-generated suggestions Download PrepChef AI and let Saffy handle the planning - you handle the eating.

About

Protocol 90

This system helps you break bad habits and build new ones with a personalized 90-day plan. It offers daily tasks, a life campaign with specific goals, and squad accountability to keep you on track. An AI coach provides strategic oversight and adjusts your protocol as needed.

Highlights
  • Personalized 90-day protocol
  • Daily targeted missions
  • Life campaign with specific objectives
  • Squad accountability with real-time chat
  • AI coach for strategic oversight
  • Tailored workouts and operator tools
  • Character progression and XP system
Read full description

You promised yourself Monday would be different. It wasn't. Again. Your vices won. The discipline never showed up. The cycle repeated. Protocol 90 is the system built to break it — for good. HOW IT WORKS An assessment identifies your vices then you choose a life goal - Wealth, Body, Mind, or Freedom. The AI builds a personalized 90-day protocol that eliminates what's holding you back while advancing what you're building toward. No motivational fluff. No generic advice. A system. DAILY MISSIONS Targeted tasks every morning, custom-built to attack your vices and advance your campaign. Complete them. No negotiation. LIFE CAMPAIGN Pick your battlefield: Wealth. Body. Mind. Freedom. Then lock in your specific objective from 20 sub-paths — start a business, lose fat, master deep focus, escape the 9-5, build passive income, and more. The AI generates a phased roadmap with milestones, daily actions, and proof-of-execution checkpoints. Your 90 days become a mission with a destination. SQUAD ACCOUNTABILITY Run the protocol alongside a squad of operators. Real-time chat, daily check-ins, weekly challenges. When you want to quit on Day 23, they won't let you. SENTINEL — AI COACH 24/7 strategic oversight across 7 coaching modes. Detects your patterns. Adjusts your protocol. A drill instructor in your pocket. TACTICAL TRAINING Workouts tailored to your equipment and fitness level. Execute. Log. Progress. OPERATOR TOOLS Field Journal. Deep Work Timer. Breathing Drills. Cold Exposure. Macros Tracking. Sleep Recon. Body Recon. Intel Library. Financial Command Center. One toolkit. Mission-ready. CHARACTER PROGRESSION 8 evolution stages. 20 operator titles. 18 unlockable perks. Every mission, every rep, every day you show up earns XP. Watch yourself level up — literally. THE 90-DAY TIMELINE Days 1–14: Vice elimination Days 15–30: Mental clarity and focus Days 21–45: Visible physical transformation Days 30–60: Unshakable discipline Days 45–75: Career and financial momentum Days 60–90: Peak energy and hormonal optimization Day 90+: Mastery WHAT OPERATORS ARE SAYING "10 years trying to quit my vices alone. Protocol 90 fixed me in 3 weeks." — Michael T., Day 45 "The accountability is brutal. Nowhere to hide. It works." — Derek L., Day 12 "This isn't an app. It's a system." — Khalil M., Day 67 90 days. One protocol. Zero excuses. Terms (EULA): https://www.protocol90.app/terms

Screenshots

PrepChef AI4 screens
Protocol 904 screens

Verdict

The call

The clearest difference is ads: PrepChef AI at none against Protocol 90's shown. PrepChef AI also leads on device support (3 vs 1). On price, rating, ratings volume and update cadence 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. PrepChef AI sells 1 in-app purchase, starting at $11.99 per month and Protocol 90 sells 7 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for PrepChef AI against 4.9 for Protocol 90. Both are backed by a comparable volume of ratings — 10 and 19 respectively.

UpkeepUpdate frequency

PrepChef AI ships an update weekly, Protocol 90 fortnightly. The most recent releases landed on September 18, 2026 and July 9, 2026 respectively.

Scorecard2 real differences · 8 level
PrepChef AI versus Protocol 90: the parameters behind the verdict, then further details
ParameterPrepChef AIProtocol 90
PriceFreeFree
Rating5.0 (10 ratings) — better4.9 (19 ratings)
Positive reviews100.0% of reviews—
Number of ratings1019 — better
Update frequencyWeekly — betterFortnightly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better16.0
Further details — not scored
Size50 MB90 MB
Age rating4+17+
DeveloperAM Collective LLCAM Studios LLC

Customer experience

PrepChef AI

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Protocol 90

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

PrepChef AI

Subscriptions1
  • Head Chef$11.991 Month
7 purchases

Protocol 90

Subscriptions6
  • Weekly$9.997 Days
  • Weekly7 Days trial$14.997 Days
  • Annual7 Days trial$49.991 Year
Show 3 more
  • Quarterly Premium$49.993 Months
  • Annual7 Days trial$59.991 Year
  • Quarterly Premium7 Days trial$59.993 Months
One-time1
  • Lifetime$49.99

Questions

Is PrepChef AI free?
PrepChef AI is free to download, with in-app purchases available.
Is Protocol 90 free?
Protocol 90 is free to download, with in-app purchases available.
Which has better reviews, PrepChef AI or Protocol 90?
PrepChef AI is rated higher. PrepChef AI averages 5.0 out of 5 from 10 ratings, while Protocol 90 averages 4.9 from 19 ratings.
Do PrepChef AI or Protocol 90 have ads?
Protocol 90 shows ads; PrepChef AI does not.
Which is updated more often, PrepChef AI or Protocol 90?
PrepChef AI ships an update weekly, and Protocol 90 fortnightly. Most recently, PrepChef AI was updated on September 18, 2026 and Protocol 90 on July 9, 2026.

Other comparisons