# Asys vs Sieph Update

The clearest difference is update cadence: Sieph Update at every 2 months against Asys's every 9 months. 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.

Asys ships an update every 9 months, Sieph Update every 2 months. The most recent releases landed on September 17, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | Asys | Sieph Update |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 63 MB | 44 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FEELITY](https://appshunter.io/developer/1296863310) | [TECMOTION](https://appshunter.io/developer/1638150825) |

## What reviewers say

### Asys

[App page](https://appshunter.io/ios/app/asys/id1549207910)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sieph Update

[App page](https://appshunter.io/ios/app/sieph-update/id6444893351)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Asys free?

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

### Is Sieph Update free?

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

### Do Asys or Sieph Update have ads?

Neither Asys nor Sieph Update shows ads.

### Which is updated more often, Asys or Sieph Update?

Asys ships an update every 9 months, and Sieph Update every 2 months. Most recently, Asys was updated on September 17, 2026 and Sieph Update on August 26, 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.*