# SunTanApp vs Fasting Window

The clearest difference is update cadence: SunTanApp at every 5 weeks against Fasting Window's every 2 months. Fasting Window's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SunTanApp ships an update every 5 weeks, Fasting Window every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | SunTanApp | Fasting Window |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/suntanapp/id6764321742/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Size | 8 MB | 21 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Unistellar Industries, LLC](https://appshunter.io/developer/1895732126) | [HeungYeol Kim](https://appshunter.io/developer/1878087341) |

## What reviewers say

### SunTanApp

[App page](https://appshunter.io/ios/app/suntanapp/id6764321742)

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

**In-app purchases:** none


### Fasting Window

[App page](https://appshunter.io/ios/app/fasting-window-if-timer/id6774622599)

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

**In-app purchases:** none


## Frequently asked questions

### Is SunTanApp free?

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

### Is Fasting Window free?

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

### Do SunTanApp or Fasting Window have ads?

Neither SunTanApp nor Fasting Window shows ads.

### Which is updated more often, SunTanApp or Fasting Window?

SunTanApp ships an update every 5 weeks, and Fasting Window every 2 months. Most recently, SunTanApp was updated on October 24, 2026 and Fasting Window 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.*