# ADK vs SiRex

The clearest difference is ads: SiRex at none against ADK's shown. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ADK | SiRex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | Every 4 days |
| Size | 103 MB | 12 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TOO ALMASTORE](https://appshunter.io/developer/1614398207) | [Oitech TOO](https://appshunter.io/developer/1688155721) |

## What reviewers say

### ADK

[App page](https://appshunter.io/ios/app/adk/id1614398205)

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

**In-app purchases:** none


### SiRex

[App page](https://appshunter.io/ios/app/sirex/id6612034471)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ADK free?

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

### Is SiRex free?

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

### Do ADK or SiRex have ads?

ADK shows ads; SiRex does not.

### Which is updated more often, ADK or SiRex?

ADK ships an update every 4 days, and SiRex every 4 days. Most recently, ADK was updated on October 15, 2026 and SiRex on October 11, 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.*