# Ayuno vs The Fast

The clearest difference is in-app purchases: The Fast at none against Ayuno's 2. The Fast also leads on iOS requirement (16.4 vs 26.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Ayuno sells 2 in-app purchases, starting at $3.99 per month. The Fast asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Ayuno against 5.0 for The Fast. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Ayuno ships an update every 4 days, The Fast every 3 days. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ayuno | The Fast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ayuno-intermittent-fasting/id6787856522/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/the-fast-fasting-timer/id6813492448/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 4 MB | 31 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Brandon Duncan](https://appshunter.io/developer/1858118962) | [Prime Adventure LLC](https://appshunter.io/developer/6803535656) |

## What reviewers say

### Ayuno

[App page](https://appshunter.io/ios/app/ayuno-intermittent-fasting/id6787856522)

This app helps users build consistent intermittent fasting habits with a simple timer, health guidance, and progress tracking. It offers premium features like journaling, detailed insights, and personalized coaching.

**Highlights:** Simple fasting timer, Health-conscious guidance, Journaling (Premium), Progress logging (Premium), Meaningful insights (Premium), Apple Health integration, Live Activities & Widgets (Premium)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Premium Annual | $39.99 | per year |


### The Fast

[App page](https://appshunter.io/ios/app/the-fast-fasting-timer/id6813492448)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ayuno free?

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

### Is The Fast free?

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

### Which has better reviews, Ayuno or The Fast?

Ayuno and The Fast are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Ayuno or The Fast have ads?

Neither Ayuno nor The Fast shows ads.

### Which is updated more often, Ayuno or The Fast?

Ayuno ships an update every 4 days, and The Fast every 3 days. Most recently, Ayuno was updated on October 21, 2026 and The Fast on October 24, 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.*