Ultimate Fasting - IF Tracker

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Everyone
10+
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Content rating
Everyone
In-App Purchases
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About this app

🌟 NEW: Wear OS app, Ekadashi food guide & Aurora home screen widgets!

Ultimate Fasting is a fasting tracker built for many traditions — from 16:8 intermittent fasting, 18:6, 20:4, OMAD, and 36h protocols to Ekadashi, Ramadan, Orthodox, and Jewish fasts. Track Paran timing, Sehri, Iftar, and food rules in one app. Free to use, no account needed — now also from your Wear OS smartwatch.

Whether you fast for health, weight goals, focus, longevity, or spiritual practice, Ultimate Fasting adapts to you — with the right calendar, the right timing, and the right notifications. You get everything in one place: a precision fasting timer, weight tracker with charts, fasting calendar, AI-powered coach, and beautiful home-screen widgets.

FASTING TIMER & TRACKER

Start, pause, and complete fasts with a real-time countdown
Choose from 16:8, 18:6, 20:4, OMAD, 36h, or custom protocols
Beautiful fasting calendar with full history
Cloud backup syncs data across devices

WEAR OS APP (PRO) — NEW

Control your fast directly from your wrist
Start, stop, and check timer on your Wear OS watch
Live progress sync with your Android phone
No need to pull out your phone every time

SPIRITUAL FASTING — NOW FREE FOR ALL

Ekadashi calendar (Vaishnava & Smartha traditions)
Ekadashi food guide — what to eat and avoid (NEW)
Orthodox Christian fasting calendar
Ramadan and Islamic voluntary fasts
Harivasara and Paran timing windows

AURORA HOME-SCREEN WIDGETS (PRO) — NEW

Premium aurora-style fasting clock
Compact card and mini tile variants
Live progress, phase, and Coach tips at a glance

AI Fasting Coach • Get personalized fasting tips based on your progress • Receive smart meal suggestions tailored to your diet preferences • Choose from 3 AI coach personalities

Weight & Health Tracking
• Log your weight and track changes over time with visual charts • Set weight goals and monitor your progress
• Health Connect integration for syncing health data

Motivation & Gamification
• Earn achievement badges for fasting milestones
• Compete on global and monthly leaderboards
• Track fasting streaks and consistency
• Share custom achievement cards on social media

Multilingual Support Available in 13 languages: English, Spanish, French, German, Portuguese, Russian, Arabic, Hindi, Japanese, Korean, Chinese, Dutch, and Bulgarian.

PRO SUBSCRIPTION
Unlock everything: Wear OS app, Aurora widgets, calendar editing, unlimited AI coaching, advanced analytics, PDF reports, ad-free, exclusive badges, 30+ recipes, and personalized share cards.


Privacy & Data Your data is encrypted during transmission. Use the app without an account in guest mode, or sign in to sync across devices. GDPR compliant.

Ultimate Fasting is a fasting tracker and wellness companion — it does not provide medical advice. Consult a healthcare professional before starting any fasting program.

Download Ultimate Fasting and start building your intermittent fasting routine today.
Updated on
May 11, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Personal info, Financial info and 5 others
This app may collect these data types
Personal info, Health and fitness and 3 others
Data is encrypted in transit
You can request that data be deleted