# Zero vs FastTrack Fasting Tracker

The clearest difference is in-app purchases: FastTrack Fasting Tracker at none against Zero's 10. Zero's advantage is update cadence (every 2 weeks vs every 3 months) and ratings volume (445K vs 1). On price, rating, ads and monetization model there is nothing between them.

Both are free to download. Zero sells 8 in-app purchases, starting at $9.99 per month. FastTrack Fasting Tracker asks for nothing beyond the download.

FastTrack Fasting Tracker holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Zero has 445K ratings behind it against 1, so its average is the more settled of the two.

Zero ships an update every 2 weeks, FastTrack Fasting Tracker every 3 months. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Zero | FastTrack Fasting Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (445K ratings)](https://appshunter.io/ios/app/zero-fasting-and-food-tracker/id1168348542/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fasttrack-fasting-tracker/id6761712896/reviews)** |
| Number of ratings | **445K** | 1 |
| Positive reviews | 32.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Freemium | Freemium |
| Best chart rank | **#119** | — |
| Size | 188 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Zero Longevity Science, Inc.](https://appshunter.io/developer/1397458636) | [Dt nova](https://appshunter.io/developer/1885201641) |

## What reviewers say

### Zero

[App page](https://appshunter.io/ios/app/zero-fasting-and-food-tracker/id1168348542)

**Currently charting:** #119 Top Grossing · Health & Fitness (US App Store)

This app helps you track intermittent fasting and nutrition to achieve body composition changes. It integrates fasting, protein intake, meals, hydration, and habits for a holistic approach to weight loss and metabolic health.

**Highlights:** Intermittent fasting timers and streaks, Photo-based meal logging with macro analysis, Personalized daily protein targets, Water intake tracking, Habit tracking (movement, sleep, mood), Progress visualization and trend analysis, Expert insights on fasting and nutrition

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zero Plus Subscription | $9.99 | per month |
| Zero Plus Subscription | $9.99 | per month |
| Zero Plus Subscription | $69.99 | per year |
| Zero Plus Subscription | $69.99 | per year |
| Zero Plus Subscription | $69.99 | per year |
| Zero Plus Subscription | $69.99 | per year |
| Zero Plus Subscription | $89.99 | per year |
| Zero Plus Subscription | $89.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 📊 Helpful tracking and data
- 💡 Informative learning resources
- 🔍 Detailed fasting information
- 🤝 Sense of community

**What reviewers complain about**

- 💰 Expensive premium subscription
- 🔒 Forced account creation
- 🙄 Intrusive ads and upsells
- 🤔 Inconsistent or confusing UI changes
- 🐛 Syncing and login issues

**Reported bugs**

- Password reset problems
- Inaccurate fasting time tracking
- Inability to exit trial without subscribing

**Requested features**

- Custom fasting periods longer than 24 hours
- Ability to edit fasting type and duration
- Integration with more health/fitness apps
- Water intake tracking
- Personalized fasting recommendations


### FastTrack Fasting Tracker

[App page](https://appshunter.io/ios/app/fasttrack-fasting-tracker/id6761712896)

This app helps you track intermittent fasting with customizable timers and the ability to edit past entries. It offers free basic features and a premium subscription for advanced options like detailed statistics and custom fasting windows. Your data is kept private on your device.

**Highlights:** Customizable fasting timers, Edit past fasts, Streak tracking, Smart reminders, Advanced statistics, CSV export

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Zero free?

Zero is free to download, with in-app purchases available.

### Is FastTrack Fasting Tracker free?

FastTrack Fasting Tracker is free to download, with no in-app purchases.

### Which has better reviews, Zero or FastTrack Fasting Tracker?

FastTrack Fasting Tracker is rated higher. Zero averages 4.8 out of 5 from 445K ratings, while FastTrack Fasting Tracker averages 5.0 from 1 ratings.

### Do Zero or FastTrack Fasting Tracker have ads?

Neither Zero nor FastTrack Fasting Tracker shows ads.

### Which is updated more often, Zero or FastTrack Fasting Tracker?

Zero ships an update every 2 weeks, and FastTrack Fasting Tracker every 3 months. Most recently, Zero was updated on November 10, 2026 and FastTrack Fasting Tracker on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*