Comparison

Clean Slate vs Sour

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

Head to head
About

Clean Slate

This app helps you break bad habits like smoking, drinking, or excessive screen time. Track your progress with live timers, celebrate milestones, and journal your journey to stay motivated and self-aware.

Highlights
  • Live streak timers
  • Milestone achievements
  • Journaling and reflection
  • Track multiple habits
  • Savings tracker
  • Customizable themes
  • Advanced Pro features
Features
Read full description

Clean Slate is a simple and powerful habit tracker designed to help you quit smoking, stop drinking, reduce screen time, and break any bad habit for good. Whether you're on day one or day one hundred, Clean Slate gives you the tools to stay accountable, build momentum, and celebrate every step of the journey. TRACK YOUR STREAKS See exactly how long you've been going strong with live streak timers that count every day, hour, minute, and second. Track multiple habits at once and watch your progress grow. CELEBRATE EVERY MILESTONE Unlock achievements as you hit key milestones along the way. Every milestone is a reminder of how far you've come and why you keep going. JOURNAL YOUR JOURNEY Log how you're feeling, tag your emotions, and reflect on your progress. Journaling helps you notice patterns, process difficult moments, and stay self-aware. TRACK WHAT MATTERS TO YOU Choose from a wide range of habits to track including smoking, alcohol, marijuana, vaping, caffeine, sugar, social media, gambling, pornography, shopping, gaming, and more. SEE HOW MUCH YOU'VE SAVED Track the money you're saving by breaking your habit. Watch your savings grow in real time as your streak builds. CUSTOMIZE YOUR EXPERIENCE Personalize your app with multiple themes designed to match your style. Make Clean Slate yours. CLEAN SLATE PRO Upgrade to unlock the full Clean Slate experience, including advanced tracking features, enhanced insights, and grounding tools like box breathing, the 5-4-3-2-1 technique, and more to help you reset and refocus when motivation dips. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdfla/ Privacy Policy: https://cleanslatehabittracker.github.io/CleanSlateHabitTracker.CleanSlateLegalPrivacy/

About

Sour

Features
Read full description

Scan any label. See the teaspoons hiding in it. Sour is a gentle companion for cutting added sugar — no judgment, no deprivation, no shame. Point your camera at a barcode and see what's really in there, in teaspoons, in about two seconds. Then start your first week. Download free. WHAT'S INSIDE - Barcode scanner that surfaces hidden added sugar - Daily tracking, designed to take seconds - no weighing, no grams - AI meal logger - describe what you ate, get the math - Streak system with science-backed milestones - Knowledge hub: why sugar affects sleep, mood, focus, skin - Calorie + macro guide to anchor a healthy baseline - Recipes that earn their sweetness honestly - Lemo, your steady companion through the ups and dips YOUR FIRST WEEK The first 24 hours are the hardest. Sour walks you through them. After three days, the cravings start to quiet. After two weeks, food you used to love starts tasting different. Sour keeps you company through all of it. SUBSCRIPTION Sour Premium unlocks the full experience: $8.99/month or $44.99/year (3 days free). Manage or cancel anytime in iOS Settings. PRIVACY We collect only what we need to run the app. Your data is yours. Read more at getsour.app/privacy. TERMS Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ DISCLAIMER Sour is for general wellness, not medical advice. Talk to a healthcare provider before changing your diet — especially with diabetes, an eating disorder, medication, or pregnancy.

Screenshots

Clean Slate4 screens
Sour4 screens

Verdict

The call

Clean Slate and Sour are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Clean Slate sells 2 in-app purchases, starting at $2.99 per month and Sour sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Clean Slate versus Sour: the parameters behind the verdict, then further details
ParameterClean SlateSour
PriceFreeFree
Rating5.0 (7 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings7 — better—
Update frequency—Every 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.115.0 — better
Further details — not scored
Size38 MB52 MB
Age rating12+4+
DeveloperWilliam WheelerBartolomeo Steccanella

In-app purchases

2 purchases

Clean Slate

Subscriptions2
  • Clean Slate Pro Monthly3 Days trial$2.991 Month
  • Clean Slate Pro Annual3 Days trial$14.991 Year
2 purchases

Sour

Subscriptions2
  • Sour Premium Monthly3 Days trial$8.991 Month
  • Sour Premium Yearly$44.991 Year

Questions

Is Clean Slate free?
Clean Slate is free to download, with in-app purchases available.
Is Sour free?
Sour is free to download, with in-app purchases available.
Do Clean Slate or Sour have ads?
Neither Clean Slate nor Sour shows ads.

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