Comparison

66 Challenge vs Catrot

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

Head to head
About

66 Challenge

Build lasting habits with a science-backed system designed to guide you through a 66-day journey. Track daily progress, visualize your transformation, and stay motivated with social features and achievements. Transform your life one habit at a time.

Highlights
  • Daily habit tracking
  • Progress visualization
  • Streak protection
  • Social feed and squads
  • Customizable reminders
  • Achievement badges
Features
Read full description

Transform your life one habit at a time with 66 Challenge - the science-backed app that helps you build lasting habits in just 66 days. WHY 66 DAYS? Research shows it takes an average of 66 days to form a new habit. We've built the perfect system to guide you through every single day. KEY FEATURES: - Daily Habit Tracking - Mark your habits complete each day and watch your streak grow - Progress Visualization - See your 66-day journey unfold with beautiful progress tracking - Streak Protection - Stay motivated with streak counts and milestone celebrations - Progress Photos - Capture your transformation with optional daily photos - Friends & Social Feed - Follow friends, celebrate their wins, and stay accountable together - Squads - Join or create groups to challenge habits together - Achievements - Unlock badges as you hit milestones on your journey - Reminders - Never miss a day with customizable notifications BECOME UNDENIABLE Whether you want to exercise daily, read more, meditate, or build any positive habit - 66 Challenge gives you the structure, motivation, and community to make it stick. Start your 66-day transformation today. --- Terms of Use: https://spiffy-muskmelon-f8f.notion.site/Terms-of-Service-66-Challenge-2f456f682ccc8026ac42f9567c526f57 Privacy Policy: https://spiffy-muskmelon-f8f.notion.site/Privacy-Policy-66-Challenge-1e956f682ccc80f18d6ad0a347d8707f

About

Catrot

Features
Read full description

Meet Catrot — the playful screen time app that turns healthier phone habits into something you actually want to stick with. Your scrolling affects your Catrot. Spend too much time on distracting apps and your cat gets tired, messy, and unhappy. Put your phone down, complete a focus session, and stay within your goals — and Catrot gets cleaner, happier, and healthier. TAKE CARE OF YOUR CAT Catrot gives your digital habits a visual consequence you can actually see. Your Cat Health score changes as your habits change, making progress simple, emotional, and motivating. BUILD BETTER PHONE HABITS • Set goals for your daily phone use • Choose the apps you want to limit • Create focused time away from distractions • Build phone-free streaks • Watch your Catrot improve over time FOCUS ON WHAT MATTERS Use focused sessions to put your attention back where you want it. Whether you're studying, working, reading, exercising, or simply trying to spend less time scrolling, Catrot helps make your goal visible. SEE YOUR PROGRESS Understand your habits with simple insights, progress history, goals, achievements, and your Cat Health score. A LITTLE MOTIVATION GOES A LONG WAY Your Catrot isn't here to judge you. It's here to remind you that your time belongs to you. Less scrolling. More life. PRIVATE BY DESIGN Catrot uses Apple's Screen Time technologies for features that depend on device activity and app limits. The exact data handling described here should match your final implementation and App Store privacy declarations. CATROT FEATURES • Screen time goals • App limits and blocking • Focus sessions • Habit insights • Cat Health score • Phone-free streaks • Goals and achievements • Progress history Catrot helps turn an invisible habit into something you can see, improve, and enjoy. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://catrot-landing.vercel.app/privacy

Screenshots

66 Challenge4 screens
Catrot4 screens

Verdict

The call

The clearest difference is device support: 66 Challenge at 3 against Catrot's 1. 66 Challenge also leads on iOS requirement (13.0 vs 16.4). On price, ads and in-app purchases 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. 66 Challenge sells 3 in-app purchases, starting at $3.99 per month and Catrot sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard2 real differences · 7 level
66 Challenge versus Catrot: the parameters behind the verdict, then further details
Parameter66 ChallengeCatrot
PriceFreeFree
Rating5.0 (5 ratings) — better—
Number of ratings5 — better—
Update frequencyEvery 5 days—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.4
Further details — not scored
Size18 MB63 MB
Age rating12+4+
DeveloperMoad Ghajjate El FalZakaria Fahly

In-app purchases

3 purchases

66 Challenge

Subscriptions2
  • Pro Monthly7 Days trial$3.991 Month
  • Pro Annual7 Days trial$29.991 Year
One-time1
  • Pro Lifetime$59.99
2 purchases

Catrot

Subscriptions2
  • Catrot Pro$9.991 Month
  • Catrot pro3 Days trial$44.991 Year

Questions

Is 66 Challenge free?
66 Challenge is free to download, with in-app purchases available.
Is Catrot free?
Catrot is free to download, with in-app purchases available.
Do 66 Challenge or Catrot have ads?
Neither 66 Challenge nor Catrot shows ads.

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