# Intermittent Fasting vs PerfectFast

The clearest difference is monetization model: PerfectFast at free against Intermittent Fasting's paid. On price, rating, review sentiment and ratings volume there is nothing between them.

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 — 5.0 for Intermittent Fasting against 5.0 for PerfectFast. Both are backed by a comparable volume of ratings — 8 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Intermittent Fasting ships an update every 8 days, PerfectFast every 9 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Intermittent Fasting | PerfectFast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/intermittent-fasting-if24/id6738324344/reviews) | [5.0 (8 ratings)](https://appshunter.io/ios/app/perfectfast-fasting-timer/id6759067877/reviews) |
| Number of ratings | 8 | 8 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 9 days |
| Monetization | Paid | **Free** |
| Size | 5 MB | 32 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 12+ | 12+ |
| Developer | [LEONID NIFANTIJEV](https://appshunter.io/developer/1253349827) | [Idan Lupinsky](https://appshunter.io/developer/1876630037) |

## What reviewers say

### Intermittent Fasting

[App page](https://appshunter.io/ios/app/intermittent-fasting-if24/id6738324344)

Track your intermittent fasting routine with this intuitive app. It offers features for both beginners and experienced fasters to maintain a successful fasting schedule.

**Highlights:** Intermittent fasting tracker, Beginner-friendly interface, Supports experienced practitioners, Intuitive routine maintenance, Health journey transformation

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

**In-app purchases:** none


### PerfectFast

[App page](https://appshunter.io/ios/app/perfectfast-fasting-timer/id6759067877)

This app helps you track intermittent and extended fasting periods with a clean, focused interface. It supports various fasting schedules, custom durations, and provides detailed history and statistics to monitor your progress.

**Highlights:** Intermittent and extended fast tracking, Custom fasting schedules, Fasting history and statistics, Reminders and notifications, Apple Watch companion app, Live Activity support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Intermittent Fasting free?

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

### Is PerfectFast free?

PerfectFast is free to download, with no in-app purchases.

### Which has better reviews, Intermittent Fasting or PerfectFast?

Intermittent Fasting and PerfectFast are both rated 5.0 out of 5 on the App Store, from 8 and 8 ratings respectively.

### Do Intermittent Fasting or PerfectFast have ads?

Neither Intermittent Fasting nor PerfectFast shows ads.

### Which is updated more often, Intermittent Fasting or PerfectFast?

Intermittent Fasting ships an update every 8 days, and PerfectFast every 9 days. Most recently, Intermittent Fasting was updated on October 25, 2026 and PerfectFast on October 25, 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.*