# Intermittent Fasting Tracker vs Zero Fast

The clearest difference is ratings volume: Intermittent Fasting Tracker at 52K against Zero Fast's 1. Intermittent Fasting Tracker also leads on iOS requirement (17.0 vs 26.0). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Intermittent Fasting Tracker sells 17 in-app purchases, starting at $0.99 per month and Zero Fast sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Intermittent Fasting Tracker against 5.0 for Zero Fast. That said, the two scores are not equally well evidenced: Intermittent Fasting Tracker has 52K ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 97% of Intermittent Fasting Tracker's written reviews are positive against 100% of Zero Fast's.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 31, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Intermittent Fasting Tracker | Zero Fast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (52K ratings)](https://appshunter.io/ios/app/intermittent-fasting-tracker/id6448909309/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zero-fast-fasting-tracker/id6748047745/reviews)** |
| Number of ratings | **52K** | 1 |
| Positive reviews | 96.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 94 MB | 41 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Kai Oelfke](https://appshunter.io/developer/644779478) | [APPE LATTE LIMITED](https://appshunter.io/developer/1480686912) |

## What reviewers say

### Intermittent Fasting Tracker

[App page](https://appshunter.io/ios/app/intermittent-fasting-tracker/id6448909309)

This app offers a straightforward and private way to track intermittent fasting. It supports iPhone and Apple Watch, providing essential features like widgets, notifications, and progress charts without any advertisements. Ideal for both beginners and experienced fasters, it focuses on a simple user interface to support health and wellness goals.

**Highlights:** Interactive Widgets, Notifications, Streaks & Badges, Charts & Trends, Fasting Zones, iCloud Sync, Dark Mode

**Features:** Apple Watch app

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fasty Monthly Donation | $0.99 | per month |
| Fasty Basic Monthly | $0.99 | per month |
| Fasty Monthly Donation | $1.99 | per month |
| Fasty Basic Monthly | $1.99 | per month |
| Fasty Monthly Donation | $2.99 | per month |
| Fasty Basic Yearly | $4.99 | per year |
| Fasty Basic Yearly | $6.69 | per year |
| Fasty Pro Monthly | $6.99 | per month |
| Fasty Pro Yearly | $19.99 | per year |
| One Time Donation | $4.99 | one-time |
| Fasty Basic One Time | $9.99 | one-time |
| One Time Donation | $9.99 | one-time |
| One Time Donation | $14.99 | one-time |
| One Time Donation | $24.99 | one-time |
| One Time Donation | $34.99 | one-time |
| Fasty Pro One Time | $49.99 | one-time |
| One Time Donation | $49.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Straightforward fasting tracking
- 🔒 No ads or subscriptions
- 💡 Customizable fasting times
- 👍 Clean and intuitive interface

**What reviewers complain about**

- 🐛 Occasional issues with time tracking
- 💡 Desire for more customization options
- 💡 Request for monthly/yearly fasting view
- 💡 Interest in adding notes or logging features

**Reported bugs**

- Overlapping fasting/eating windows reported
- Inconsistencies in fasting time calculations

**Requested features**

- Ability to schedule and set reminders for fasts
- Option to manually log ketosis levels
- Export or share fasting data
- More detailed fasting stage information


### Zero Fast

[App page](https://appshunter.io/ios/app/zero-fast-fasting-tracker/id6748047745)

This app guides you through intermittent fasting, indicating when your body enters fat-burning and ketosis. It offers group challenges for motivation without requiring calorie counting or strict diets.

**Highlights:** Intermittent fasting timer, Fat-burning and ketosis indicators, Group fasting challenges, No calorie counting, Meal planner integration

**Features:** iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zero Fast Monthly | $3.99 | per month |
| Zero Fast Annually | $29.99 | per year |


## Frequently asked questions

### Is Intermittent Fasting Tracker free?

Intermittent Fasting Tracker is free to download, with in-app purchases available.

### Is Zero Fast free?

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

### Which has better reviews, Intermittent Fasting Tracker or Zero Fast?

Zero Fast is rated higher. Intermittent Fasting Tracker averages 4.9 out of 5 from 52K ratings, while Zero Fast averages 5.0 from 1 ratings.

### Do Intermittent Fasting Tracker or Zero Fast have ads?

Neither Intermittent Fasting Tracker nor Zero Fast shows ads.

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

Intermittent Fasting Tracker ships an update every 2 weeks, and Zero Fast every 2 weeks. Most recently, Intermittent Fasting Tracker was updated on October 31, 2026 and Zero Fast on October 30, 2026.

---

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