Clean Slate vs Sour
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Live streak timers
- Milestone achievements
- Journaling and reflection
- Track multiple habits
- Savings tracker
- Customizable themes
- Advanced Pro features
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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/
Sour
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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
Verdict
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
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.
| Parameter | Clean Slate | Sour |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (7 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | — | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 52 MB |
| Age rating | 12+ | 4+ |
| Developer | William Wheeler | Bartolomeo Steccanella |
In-app purchases
Clean Slate
- Clean Slate Pro Monthly3 Days trial$2.991 Month
- Clean Slate Pro Annual3 Days trial$14.991 Year
Sour
- Sour Premium Monthly3 Days trial$8.991 Month
- Sour Premium Yearly$44.991 Year









