# Fast Slow vs Easy Fast

The clearest difference is review sentiment: Fast Slow at 100% against Easy Fast's 50%. Fast Slow also leads on rating (5.0 vs 4.6) and monetization model (free vs free with in-app purchases). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Fast Slow sells 4 in-app purchases, starting at $1.99 per 7 days and Easy Fast sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Fast Slow holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 22 and 13 respectively. Written reviews point the same way: 100% of Fast Slow's written reviews are positive against 50% of Easy Fast's.

Fast Slow ships an update fortnightly, Easy Fast every 2 weeks. The most recent releases landed on September 13, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Fast Slow | Easy Fast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (22 ratings)](https://appshunter.io/ios/app/fast-slow-fasting-tracker/id6749188352/reviews)** | [4.6 (13 ratings)](https://appshunter.io/ios/app/easy-fast-fasting-tracker/id6751228902/reviews) |
| Number of ratings | **22** | 13 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 19 MB | 26 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Zan Cerne](https://appshunter.io/developer/1747198932) | [Nicola Eusebi](https://appshunter.io/developer/737311863) |

## What reviewers say

### Fast Slow

[App page](https://appshunter.io/ios/app/fast-slow-fasting-tracker/id6749188352)

Understand your body's metabolic changes during fasting with a visual timeline. This free app guides you through different fasting zones, from digestion to deep ketosis, and offers customizable schedules and smart notifications. It provides stats, streaks, and widgets for easy progress tracking.

**Highlights:** Fasting timer with visual timeline, 6 customizable fasting schedules, 5 distinct fasting zones explained, Smart notifications for fasting windows, Stats, streaks, and trends tracking, Home and Lock Screen widgets, Siri Shortcuts integration

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Legacy | $1.99 | per 7 days |
| Legacy - Yearly | $12.99 | per year |
| Buy Me a Coffee | $2.99 | one-time |
| You're Amazing | $9.99 | one-time |


### Easy Fast

[App page](https://appshunter.io/ios/app/easy-fast-fasting-tracker/id6751228902)

This app simplifies intermittent fasting with easy timers and progress tracking. It offers customizable plans, integrates with Apple Health for weight monitoring, and provides motivating feedback upon completion of fasts.

**Highlights:** One-tap start/stop fasting, Customizable fasting plans, Progress visualization, Weekly statistics and streaks, Weight tracking via Apple Health, Apple Watch app for wrist control, Haptic feedback and confetti motivation

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $19.99 | per year |
| Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is Fast Slow free?

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

### Is Easy Fast free?

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

### Which has better reviews, Fast Slow or Easy Fast?

Fast Slow is rated higher. Fast Slow averages 5.0 out of 5 from 22 ratings, while Easy Fast averages 4.6 from 13 ratings.

### Do Fast Slow or Easy Fast have ads?

Neither Fast Slow nor Easy Fast shows ads.

### Which is updated more often, Fast Slow or Easy Fast?

Fast Slow ships an update fortnightly, and Easy Fast every 2 weeks. Most recently, Fast Slow was updated on September 13, 2026 and Easy Fast on September 17, 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.*