Fasti vs FastTrak
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fasti
This app offers a simple and beautiful intermittent fasting timer with AI coaching to help users stay motivated and informed. It tracks fasts, indicates fat burn periods, and provides progress visualization and educational guidance.
- Fasting timer with start, pause, and complete functions
- Maximum Fat Burn Indicator
- Customizable motivational posters
- Weekly and calendar progress views
- AI-powered fasting guidance
- Clean and simple user interface
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Fasti: Fasting Tracker & Timer Your simple, beautiful fasting timer with AI coaching to help you stay consistent, motivated, and informed. Whether you’re new to intermittent fasting or building a long-term routine, Fasti makes fasting easy to understand and effortless to follow. Track your fast with confidence Use Fasti’s fasting timer tracker to start, pause, and complete fasts with ease. A clean, distraction-free design helps you focus on your goal without complexity. Know when fat burn begins Fasti includes a Maximum Fat Burn Indicator to help you understand when your body reaches peak ketosis. Learn how your fasting window aligns with fat burning and metabolic benefits without guesswork. Stay motivated every day Build consistency with a custom motivational poster that combines uplifting visuals and encouraging text. Designed to keep you inspired during long fasts and busy days. See your progress over time Track your journey with weekly and calendar-based progress views. Visualize completed fasts, streaks, and trends so you can stay accountable and motivated. Learn with your personal AI fasting coach Have questions about fasting? Fasti’s AI fasting coach helps you learn more about intermittent fasting schedules, fat burning, ketosis, and best practices. Designed to be simple and beautiful Fasti is built with a clean, modern UI that’s easy to use and calming to look at. No clutter. No overwhelm. Just a fasting companion that fits into your day. Why users choose Fasti • Easy-to-use fasting timer • Fat burn and ketosis insights • Daily motivation and encouragement • Weekly and calendar progress tracking • AI-powered fasting guidance Start your fasting journey today Download Fasti: Fasting Timer and take the guesswork out of intermittent fasting with clarity, motivation, and support. Fasti: Fasting Tracker & Timer includes a free version and an optional subscription for premium features. A free trial is available. Download Fasti: Fasting Tracker & Timer to get started. Payment for Fasti+ will be charged to your iTunes Account when you subscribe. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period Manage your subscription by going to your Account Settings. Read more terms & conditions: Terms of use: https://www.stierapps.com/fasti_terms Privacy policy: https://www.stierapps.com/fasti_privacy_policy
FastTrak
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FastTrak is the fasting companion for people who want more than a countdown timer. Start a fast in one tap and follow your progress with live, personalized fasting insights, weight tracking, widgets, and powerful analytics. FastTrak is built for iPhone, integrates with Apple Health, and is designed with privacy in mind. FASTING TIMER - Start a fast in one tap with a beautiful progress ring - Supports 16:8, 18:6, 20:4, OMAD, and custom fasting windows - Edit your start time or goal duration at any time - Weekly ring view shows your last 7 days at a glance LIVE FASTING INSIGHTS - Estimated fat use - Estimated calories used - Estimated glycogen remaining - Money saved based on your grocery cost - Steps taken while fasting - Weight trend over the past week Every estimate is clearly labeled and includes an explanation of how it is calculated. WEIGHT TRACKING - Log weight manually or import from Apple Health - Set a goal weight and see it on your chart - View progress by week, month, or year - Schedule weigh-in reminders on the days you choose APPLE HEALTH INTEGRATION - Reads steps, active energy, body mass, height, date of birth, and biological sex - Uses Mifflin-St Jeor BMR for personalized energy estimates - Syncs weight entries with Apple Health - Keeps your health data on your device WIDGETS FOR HOME & LOCK SCREEN - Progress ring widget for small, medium, circular, rectangular, and inline sizes - Live updates while you are fasting - Activity heatmap widget showing weeks of fasting history (Plus) ANALYTICS WITH FASTTRAK PLUS - 52-week fasting activity heatmap - Weight vs. fasting correlation chart - Weekly fasting hours over 12 weeks - Average fasting duration trend - Cumulative estimated fat use and money saved - Fasting pattern distribution by start and end time - Full fast history DESIGNED FOR PRIVACY FastTrak keeps your fasting history and health data on your iPhone. There are no accounts, no social features, no ads, and no server required to use the app. FastTrak provides wellness estimates only and is not medical advice. Privacy Policy: https://www.bluebry.com/fasttrak/privacy Terms of Use: https://www.bluebry.com/fasttrak/terms
Screenshots
Verdict
The clearest difference is iOS requirement: Fasti at 17.6 against FastTrak's 26.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Fasti sells 2 in-app purchases, starting at $9.99 per month and FastTrak sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | Fasti | FastTrak |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (15 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Daily | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.6 — better | 26.0 |
| Further details — not scored | ||
| Size | 23 MB | 20 MB |
| Age rating | 4+ | 12+ |
| Developer | Stellar Apps, Limited Liability Company | Bluebry |
In-app purchases
Fasti
- Fasti+ Monthly$9.991 Month
- Fasti+ Annual$69.991 Year
FastTrak
- FastTrak Plus Mensual7 Days trial$9.991 Month
- FastTrak Plus Anual7 Days trial$49.991 Year





