Comparison

9toFast vs Fastera

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

Head to head
About

9toFast

Features
Read full description

9toFast is a clean and intuitive intermittent fasting app designed to help you stay consistent without pressure. Whether you’re fasting for better focus, energy, or health, 9toFast makes it easy to track your progress and feel in control. Stay on track effortlessly β€’ Smart fasting timer: Start, pause, or end your fasts anytime and watch your fasting ring fill in real-time. β€’ Custom fasting plans: Choose from popular plans like 16:8 or 18:6, or set your own window. β€’ Progress dashboard: Visualise your streaks and completion rates at a glance. β€’ Personalised themes: Match your app to your mood with sleek light and dark options. β€’ Simple insights: See how your fasting habits evolve over time with easy-to-read stats. Why users love 9toFast β€’ Minimal design that keeps fasting simple β€’ No clutter, ads, or confusing features β€’ Built for balance, not restriction Perfect for beginners and pros Whether you’re new to fasting or have been doing it for years, 9toFast adapts to your lifestyle. Track your fasts, stay consistent, and celebrate small wins daily. Coming soon β€’ Weight tracking β€’ Calorie Counting β€’ Meal Logging β€’ Health app integrations β€’ Fasting challenges β€’ Custom reminders and streak rewards Start your fasting journey today with 9toFast: the fasting tracker that’s simple, motivating, and built for real life.

About

Fastera

Features
Read full description

Fastera is a calm intermittent fasting app for iPhone and Apple Watch. Start and finish fasts quickly, track your progress at a glance, log weight with minimal friction, and review your history over time. Fastera is built to stay simple: β€’ free to use β€’ no ads β€’ no account required β€’ local-first and private β€’ clean, Apple-native design`

Screenshots

9toFast4 screens
Fastera4 screens

Verdict

The call

The clearest difference is in-app purchases: Fastera at none against 9toFast's 3. Fastera also leads on ads (none vs shown). 9toFast's advantage is update cadence (fortnightly vs every 3 months) and iOS requirement (15.1 vs 17.0). On price 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. 9toFast sells 3 in-app purchases, starting at $0.99 per month. Fastera asks for nothing beyond the download.

UpkeepUpdate frequency

9toFast ships an update fortnightly, Fastera every 3 months. The most recent releases landed on October 15, 2026 and October 25, 2026 respectively.

Scorecard4 real differences Β· 2 level
9toFast versus Fastera: the parameters behind the verdict, then further details
Parameter9toFastFastera
PriceFreeFree
Update frequencyFortnightly β€” betterEvery 3 months
AdsYesNo β€” better
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.1 β€” better17.0
Further details β€” not scored
Size47 MB15 MB
Age rating4+4+
DeveloperEsther YekiniAhmed Eraky

In-app purchases

3 purchases

9toFast

Subscriptions2
  • Premium Monthly$0.991 Month
  • Premium Yearly$9.991 Year
One-time1
  • Premium Lifetime$19.99
None

Fastera

No in-app purchases

Questions

Is 9toFast free?
9toFast is free to download, with in-app purchases available.
Is Fastera free?
Fastera is free to download, with no in-app purchases.
Do 9toFast or Fastera have ads?
9toFast shows ads; Fastera does not.
Which is updated more often, 9toFast or Fastera?
9toFast ships an update fortnightly, and Fastera every 3 months. Most recently, 9toFast was updated on October 15, 2026 and Fastera on October 25, 2026.

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