Comparison

No Sugar Challenge vs Fasting Mastery

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

Head to head
About

No Sugar Challenge

Features
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Ready to break the addiction? Stop Sugar isn't just a trackerβ€”it's your personal coach, cheerleader, and panic button all in one. Turn the painful process of detoxing into a high-dopamine challenge. Whether you are doing "Dry January" for sweets, fixing your gut health, or trying to clear up acne, we help you smash your cravings and keep your streak alive. WHY USERS LOVE THE CHALLENGE: Gamify Your Detox Watch your "Clean Time" count up to the second. Unlock trophies, hit milestones, and see your recovery status evolve from "Withdrawal" to "Sugar Free Superhuman." The Panic Button (Exclusive) About to cave and eat that donut? Hit the giant Red Button. We’ll hit you with instant motivation, breathing exercises, or a harsh reality check to kill the craving in 60 seconds. The "Glow Up" Tracker Sugar causes inflammation (puffy face & acne). Track your streak and watch your face de-bloat. See the physical proof that your diet is working. Watch Your Wallet Grow See exactly how much money you’ve saved by skipping the daily latte and candy bar. Scanner Tool Not sure if it's safe? Scan barcodes to detect hidden sugars like High Fructose Corn Syrup, Dextrose, and Maltodextrin in seconds. SUBSCRIPTION PRICING: Stop Sugar offers an auto-renewing weekly subscription at $4.99/week to provide you with unlimited access to the Panic Mode, Scanner, and Face Progress features. Break the cycle. Smash the addiction. Download Stop Sugar and start your streak today. We offer three auto-renewing subscription options: Weekly Challenge: $4.99 / week Monthly Detox: $12.99 / month Yearly Transformation: $39.99 / year Your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage your subscription and turn off auto-renewal in your Apple ID Account Settings after purchase. privacy policy : https://stopsugar.xn--hn-vrab.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Fasting Mastery

Features
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You fasted for 14 hours yesterday. You just don't know it yet. Fasting Tracker shows you exactly where you are in your fast β€” right now, in real time. No meal plans. No food databases. No judgment. Just the clock, the phase you're in, and a little nudge to keep going. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://lavender-utahraptor-b7c.notion.site/Privacy-policy-2f68fbc25c0f80b293d0fba19d8ba7a5 YOUR FAST, LIVE - See your fasting duration tick up every second β€” Fat Burning, Autophagy, whatever phase you're chasing - Log your last meal in 3 taps. Seriously. Three. - Quick presets: Now, 15m ago, 1h ago β€” because nobody wants to type the exact time they ate a biscuit STAY HYDRATED, STAY FASTING - Log every sip with quick presets and your own custom "My cup" size - Live hydration score shows how you're doing over the last 24 hours β€” full tank means you nailed it - A dedicated water page: today's intake, weekly bars, hourly patterns, and a confidence range that sharpens as you log - Water never breaks your fast β€” it has zero calories, so the clock keeps running while you stay topped up DATA THAT ACTUALLY TELLS YOU SOMETHING - 24-hour timeline cards: see your fasting vs eating windows painted across every day of the week - Phase stacked bar chart: find out which fasting phase you're actually spending time in - Insights screen: your streak, your personal best, your eating window, your program match β€” all in one scroll - Calorie breakdown by meal type with your personal BMR as a reference line (optional body profile) - Filter your history by Water, Food, or Alcohol with a single tap YES, ALCOHOL LOGGING TOO - Log drinks from 11 types: Lager, Red Wine, Spirits, Cocktails and more - Automatic calorie calculation from ABV and serving size - Real-time Blood Alcohol Level estimate with dissolution curve, drink-event markers, and predicted sober time - It participates in your fasting clock, because biology doesn't take the night off BUILD STREAKS THAT ACTUALLY STICK - Auto-detected fasting patterns (16:8, 18:6, 20:4 and more) - Week-over-week trend arrows β€” is your fast getting longer or slipping? - Personal best tracker β€” your longest fast, sitting there daring you to beat it - Fasting program comparison: see how close you actually are to your goal - YOUR DATA, EVERYWHERE - Works 100% offline β€” no account needed to start - Optional cloud sync via Google Sign-In β€” your history (water included) follows you across devices - Cloud backup and restore β€” nothing gets lost No guilt. No streaks of shame. No diet culture. Just your data, honestly. And a very satisfying timer going up. Download free. Start your fast.

Screenshots

No Sugar Challenge4 screens
Fasting Mastery4 screens

Verdict

The call

The clearest difference is update cadence: Fasting Mastery at every 5 days against No Sugar Challenge's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. No Sugar Challenge sells 3 in-app purchases, starting at $2.99 per 7 days and Fasting Mastery sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

No Sugar Challenge ships an update fortnightly, Fasting Mastery every 5 days. Both last shipped on October 31, 2026.

Scorecard1 real difference Β· 5 level
No Sugar Challenge versus Fasting Mastery: the parameters behind the verdict, then further details
ParameterNo Sugar ChallengeFasting Mastery
PriceFreeFree
Update frequencyFortnightlyEvery 5 days β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS16.415.0 β€” better
Further details β€” not scored
Size60 MB45 MB
Age rating4+12+
DeveloperThomas FerrerYasiru Abeygunawardana

In-app purchases

3 purchases

No Sugar Challenge

Subscriptions3
  • Weekly Subscribtion$2.997 Days
  • monthly subscribtion$7.991 Month
  • yearly subscribtion$39.991 Year
3 purchases

Fasting Mastery

Subscriptions3
  • Monthly$1.991 Month
  • Quarterly$2.993 Months
  • Annual$9.991 Year

Questions

Is No Sugar Challenge free?
No Sugar Challenge is free to download, with in-app purchases available.
Is Fasting Mastery free?
Fasting Mastery is free to download, with in-app purchases available.
Do No Sugar Challenge or Fasting Mastery have ads?
Neither No Sugar Challenge nor Fasting Mastery shows ads.
Which is updated more often, No Sugar Challenge or Fasting Mastery?
No Sugar Challenge ships an update fortnightly, and Fasting Mastery every 5 days. Most recently, No Sugar Challenge was updated on October 31, 2026 and Fasting Mastery on October 31, 2026.

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