Comparison

Fastual vs FastLyfe

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

Head to head
About

Fastual

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Fastual - Your Fasting Ritual, Visualized See what's happening inside your body as you fast. Fastual tracks your metabolic phases in real time - from anabolic digestion through ketosis and autophagy - with a calm, organic interface designed for daily use. REAL-TIME METABOLIC PHASES Watch your body progress through 7 fasting stages: Anabolic β†’ Catabolic β†’ Fat Burning β†’ Ketosis β†’ Autophagy β†’ Deep Repair β†’ Extended. Each phase comes with a clear explanation of what's happening biologically, so you understand your fast - not just time it. ONE-TAP FASTING TIMER Start fasting instantly. Choose from popular protocols like 16:8, 18:6, 20:4 (Warrior), or OMAD (23:1). The expanding ring visualizes your progress without anxiety - no ticking clock, just calm momentum. STREAK & HISTORY TRACKING Build consistency with streak tracking. Review your complete fasting history, see your average fast duration, and watch your streaks grow over time. Every completed fast is logged automatically. WATER TRACKER Stay hydrated during your fast with a quick-add water logger. Customize your glass size, set reminders, and keep your hydration on track - all without leaving the timer screen. PRIVACY BY DESIGN Your biological data stays on your device. No account creation. No cloud sync. No tracking. Fastual works entirely offline - because your fasting journey is yours alone. DARK MODE FIRST The "Bioluminescent" interface is designed for late-night fasting checks and early-morning starts. Reduced eye strain, premium aesthetics, and a design that feels like a ritual - not a fitness app. FASTUAL IS FOR YOU IF: β€’ You want to understand your metabolic phases, not just count hours β€’ You value clean, calm design over feature-heavy fitness apps β€’ You prefer privacy and offline functionality over social features β€’ You're building a sustainable fasting habit through streaks and consistency Available in English and Albanian. MEDICAL DISCLAIMER Fastual is a wellness tracking utility designed for informational and educational purposes only. It is not a medical device and does not provide medical advice, diagnosis, or treatment. The metabolic phases described are general educational summaries of biological processes and should not be interpreted as personalized medical guidance. Intermittent fasting is not suitable for everyone, including pregnant or nursing women, individuals with a history of eating disorders, or those with certain medical conditions. Always consult a physician or healthcare professional before starting any fasting protocol.

About

FastLyfe

Features
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FastLyfe: Fasting Tracker & Timer FastLyfe is an easy-to-use fasting tracker designed to help you stay consistent and build better habits. Track your fasts, follow popular fasting schedules, and monitor your progress over timeβ€”all in one simple app. Features: Fasting timer to track your sessions Popular protocols like 16:8, 18:6, and OMAD Custom fasting schedules Progress tracking and history Calendar view to see your consistency Clean and simple design FastLyfe is built for anyone looking to stay on track with intermittent fasting without distractions or unnecessary complexity.

Screenshots

Fastual4 screens
FastLyfe4 screens

Verdict

The call

The clearest difference is in-app purchases: Fastual at none against FastLyfe's 3. FastLyfe's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.1). On price, update cadence 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. FastLyfe sells 3 in-app purchases, starting at $5.99 per month. Fastual asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 9, 2026 and October 20, 2026 respectively.

Scorecard3 real differences Β· 3 level
Fastual versus FastLyfe: the parameters behind the verdict, then further details
ParameterFastualFastLyfe
PriceFreeFree
Update frequencyEvery 6 weeksEvery 6 weeks
AdsYesNo β€” better
In-app purchasesNo β€” betterYes
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS15.113.0 β€” better
Further details β€” not scored
Size52 MB31 MB
Age rating12+4+
DeveloperRedjon PrengziCayden Williams

In-app purchases

None

Fastual

No in-app purchases

3 purchases

FastLyfe

Subscriptions2
  • Monthly3 Days trial$5.991 Month
  • Yearly$16.991 Year
One-time1
  • Lifetime Pro$29.99

Questions

Is Fastual free?
Fastual is free to download, with no in-app purchases.
Is FastLyfe free?
FastLyfe is free to download, with in-app purchases available.
Do Fastual or FastLyfe have ads?
Fastual shows ads; FastLyfe does not.
Which is updated more often, Fastual or FastLyfe?
Fastual ships an update every 6 weeks, and FastLyfe every 6 weeks. Most recently, Fastual was updated on October 9, 2026 and FastLyfe on October 20, 2026.

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