# Fast vs Autophagy Tracker

The clearest difference is in-app purchases: Autophagy Tracker at none against Fast's 1. Autophagy Tracker also leads on device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Fast sells 1 in-app purchase, starting at $0.99 per month. Autophagy Tracker asks for nothing beyond the download.

## The numbers

| Metric | Fast | Autophagy Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 45 MB | 2 MB |
| Requires iOS | 17.4 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [EngineZero](https://appshunter.io/developer/1573141529) | [tva Pte. Ltd.](https://appshunter.io/developer/1838664273) |

## What reviewers say

### Fast

[App page](https://appshunter.io/ios/app/fast/id1576995647)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |


### Autophagy Tracker

[App page](https://appshunter.io/ios/app/autophagy-tracker/id6759151370)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fast free?

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

### Is Autophagy Tracker free?

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

### Do Fast or Autophagy Tracker have ads?

Neither Fast nor Autophagy Tracker shows ads.

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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.*