Fasting Tracker vs Yigri
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fasting Tracker
This app provides structured tracking for intermittent fasting, going beyond simple timers. It helps users follow specific fasting schedules with clear phase progress, build consistency through streaks, and manage a flexible weekly plan. Focuses on discipline and reducing guesswork for a clearer fasting experience.
- Track various fast types (16:8, OMAD, extended)
- Live phase-by-phase progress tracking
- Build streaks from completed fasts
- Flexible weekly fasting schedule
- Review fasting history
- Ask fasting questions with reviewed answers
- Siri and Shortcuts integration
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Fastology is a fasting tracker for people who want more than a timer. Fasting works when it is structured. Fastology helps you track 16:8, 18:6, OMAD, and extended fasts with clear phase progress, streaks that reflect completed fasts, and a weekly schedule that fits real life. Most fasting apps count hours. Fastology helps you follow through. WHY FASTOLOGY Structured, not reactive Follow a clear fasting rhythm instead of making it up as you go. See where you are Track each phase of the fast with live progress, so you always know where you stand and what comes next. Consistency over intensity Build streaks from completed fasts and focus on repeatability, not random extremes. Flexible weekly schedule Set your fasting rhythm for the week, then adjust specific days when life changes. Clear, focused experience No clutter. No noise. Just the tools that matter when you want to fast with more discipline and less guesswork. WHAT YOU CAN DO • Track 16:8, 18:6, OMAD, and extended fasts • Follow live phase-by-phase progress • Build streaks from completed fasts • Set a weekly schedule and adjust specific days • Review your fasting history over time • Ask fasting questions with reviewed answers and linked sources • Start a fast, check your phase, or search Fastology from Siri, Spotlight, Shortcuts, and Ask • On supported devices, use Apple Intelligence to explore your fasting history Fastology is built for people who want to fast with more clarity, more structure, and more follow-through.
Yigri
This app analyzes your running data from various sources to provide insights into your training progress and performance. It helps you understand the meaning behind your runs and whether your efforts are yielding results.
- Connects runs from Apple Health, Garmin, COROS, Strava
- Integrates training plans from TrainingPeaks, Runna, Final Surge
- Analyzes Aerobic Efficiency and Race-Speed Fitness
- Provides context for easy and long runs
- Compares completed workouts to planned structure
- Explains data signals and potential drags
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Your watch tells you what you ran. Yigri helps you understand what it meant. Yigri is a running analysis app for experienced runners who train with intent. Connect completed runs from Apple Health, Garmin, COROS, or Strava. Add your training plan from TrainingPeaks, Runna, Final Surge, or a screenshot. Yigri brings the two together. SEE WHETHER THE WORK IS WORKING Weekly Readout compares recent training with your personal baseline. See how Aerobic Efficiency and Race-Speed Fitness are moving, what changed, and which runs drove the result. UNDERSTAND EACH RUN Run Pulse reads easy and long runs against comparable recent efforts. Weather and terrain stay in context, so one hot, humid, or hilly day does not tell the whole story. CHECK THE PLAN AGAINST REALITY For matched workouts, Yigri shows how closely the completed session followed the intended structure and pace. Review the overall execution score and the segments behind it. KNOW WHAT TO WATCH NEXT See the strongest signals, possible drags, and the next question worth watching. Yigri explains low-confidence or incomplete data instead of pretending every run supports a firm conclusion. YOUR TRAINING SOURCES, TOGETHER • Completed runs from Apple Health, Garmin, COROS, or Strava • Training plans from TrainingPeaks, Runna, Final Surge, or screenshot import • Weekly planned-versus-completed mileage • Weather-aware run windows and run context • Aerobic Efficiency and Race-Speed Fitness trends • Shoe-performance context when the data is available Yigri does not replace your coach or write a full training plan. It gives you a clearer read on the training you already do. Yigri is free to use at launch.
Screenshots
Verdict
The clearest difference is update cadence: Yigri at every 3 days against Fasting Tracker's every 3 weeks. Fasting Tracker's advantage is ratings volume (15 vs 4). On price, rating, review sentiment and ads 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for Fasting Tracker against 5.0 for Yigri. Both are backed by a comparable volume of ratings — 15 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Fasting Tracker ships an update every 3 weeks, Yigri every 3 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Fasting Tracker | Yigri |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (15 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 15 — better | 4 |
| Update frequency | Every 3 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 40 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | SmallScale Works LLC | Ahmed Hassan |
Customer experience
Fasting Tracker
Yigri
In-app purchases
Fasting Tracker
No in-app purchases
Yigri
No in-app purchases









