Fasten vs SimpleFast
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Fasten
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Fasten tracks fasting across 14 religious and personal traditions β all on your device, with no account, no cloud, and no tracking. SUPPORTED TRADITIONS β’ Ramadan β Fajr to Maghrib, prayer-time-aware β’ Sunnah β Monday & Thursday voluntary fasts β’ Orthodox Christian β Wed/Fri + Great Lent seasons β’ Catholic β Ash Wednesday, Fridays & Good Friday β’ Coptic Orthodox β 210+ fasting days per year β’ Ethiopian Orthodox β 5 major fasting seasons β’ Jewish β Yom Kippur, Tisha B'Av, 4 minor fasts β’ BahΓ‘'Γ β 19-day fast, March 2β20 β’ Hindu (Vrat) β weekday vrats + Navratri β’ Buddhist β noon fast (Vinaya) β’ Jain β Paryushana & Das Lakshana β’ LDS β Fast Sunday, first of every month β’ Intermittent Fasting β 16:8, 18:6, OMAD, 5:2 β’ Personal Challenge β custom duration & goal KEY FEATURES β’ Live countdown timer with circular progress ring β’ Multi-tradition calendar with color-coded days β’ Streak tracking β current and personal best β’ Stats β total hours fasted, completion rate, monthly chart β’ Prayer-time-aware notifications (Fajr, Suhoor, Iftar) β’ Tradition detail cards β rules, what's permitted, tips β’ Location-based prayer times (calculated on-device) β’ Fully offline β no server, no battery drain PRIVACY FIRST Fasten stores everything on your device. No account. No sign-up. No server. Your location is only used to calculate prayer times and never transmitted anywhere. All fasting data, settings, and history stay on your phone. Fasten respects your tradition. Your data never leaves your phone.
SimpleFast
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SimpleFast: Fasting Tracker A clean and simple way to track your fasting windows, eating windows, and daily habits - all in one place. SimpleFast is designed to help you stay consistent without distractions. Whether youβre just starting or following a structured plan like 16:8, it keeps everything clear, calm, and easy to use. - 100% Free. No ads. No distractions. SimpleFast is completely free to use, with no ads and no subscriptions. Focus on your fasting routine without interruptions. - Track your fast, effortlessly Start a fasting session with one tap and let SimpleFast handle the rest - even when the app is closed. Choose from popular fasting styles: * 16:8 Intermittent Fasting * Overnight Fasting * Alternate Day Fasting * Custom durations - Flexible eating windows After your fast, start an eating window and adjust it to match your real schedule. * Set custom start time * Adjust window length * Track fasting and eating cycles - See your progress * Daily streak tracking * Total fasting time * Longest fast * Weekly overview - Reflect and stay consistent * Mood tracking * Hunger level * Notes after each fast - Helpful reminders * Fast complete alerts * Eating window reminders * Window ending alerts - Private by design Your data stays on your device. No account required. No tracking. - Disclaimer SimpleFast is a fasting tracker for personal use. It does not provide medical advice.
Screenshots
Verdict
The clearest difference is iOS requirement: Fasten at 15.1 against SimpleFast's 26.2. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Fasten | SimpleFast |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | β |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 β better | 26.2 |
| Further details β not scored | ||
| Size | 35 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Yoel Mebrahtu | Khitdhikhun Klinsang |
In-app purchases
Fasten
No in-app purchases
SimpleFast
No in-app purchases









