# Sisly vs Athlyn

The clearest difference is ads: Sisly at none against Athlyn's shown. Sisly also leads on update cadence (weekly vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Sisly ships an update weekly, Athlyn monthly. The most recent releases landed on September 19, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Sisly | Athlyn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Monthly |
| Size | 143 MB | 77 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [MetaFit FZ-LLC](https://appshunter.io/developer/1853505719) | [ATHLYN TECHNOLOGIES LIMITED](https://appshunter.io/developer/1855125815) |

## What reviewers say

### Sisly

[App page](https://appshunter.io/ios/app/sisly/id6755378491)

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

**In-app purchases:** none


### Athlyn

[App page](https://appshunter.io/ios/app/athlyn/id6758803089)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sisly free?

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

### Is Athlyn free?

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

### Do Sisly or Athlyn have ads?

Athlyn shows ads; Sisly does not.

### Which is updated more often, Sisly or Athlyn?

Sisly ships an update weekly, and Athlyn monthly. Most recently, Sisly was updated on September 19, 2026 and Athlyn on September 13, 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.*