# FastKit vs Autophagy Tracker

The clearest difference is in-app purchases: Autophagy Tracker at none against FastKit's 6. Autophagy Tracker also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. FastKit sells 6 in-app purchases, starting at $1.99 per 7 days. Autophagy Tracker asks for nothing beyond the download.

FastKit ships an update every 5 days, Autophagy Tracker every 3 days. The most recent releases landed on September 19, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | FastKit | Autophagy Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Size | 10 MB | 2 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Anatoli Niculeac](https://appshunter.io/developer/1788751874) | [tva Pte. Ltd.](https://appshunter.io/developer/1838664273) |

## What reviewers say

### FastKit

[App page](https://appshunter.io/ios/app/fastkit-fasting-timer/id6740176968)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Day Trial | $1.99 | per 7 days |
| Premium Weekly | $2.99 | per 7 days |
| Monthly | $2.99 | per month |
| Premium Monthly | $9.99 | per month |
| Yearly Plan | $14.99 | per year |
| Premium Yearly | $34.99 | per year |


### 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 FastKit free?

FastKit 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 FastKit or Autophagy Tracker have ads?

Neither FastKit nor Autophagy Tracker shows ads.

### Which is updated more often, FastKit or Autophagy Tracker?

FastKit ships an update every 5 days, and Autophagy Tracker every 3 days. Most recently, FastKit was updated on September 19, 2026 and Autophagy Tracker on September 12, 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.*