# Relax Motion vs SINOMAX AI

The clearest difference is update cadence: SINOMAX AI at every 2 weeks against Relax Motion's every 2 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.

Relax Motion ships an update every 2 months, SINOMAX AI every 2 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Relax Motion | SINOMAX AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 47 MB | 163 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Remacro Technology Co., Ltd.](https://appshunter.io/developer/1479011081) | [Sinohome Household Products (Shenzhen) Limited](https://appshunter.io/developer/6795016059) |

## What reviewers say

### Relax Motion

[App page](https://appshunter.io/ios/app/relax-motion/id6472610035)

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

**In-app purchases:** none


### SINOMAX AI

[App page](https://appshunter.io/ios/app/sinomax-ai/id6795016057)

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

**In-app purchases:** none


## Frequently asked questions

### Is Relax Motion free?

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

### Is SINOMAX AI free?

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

### Do Relax Motion or SINOMAX AI have ads?

Neither Relax Motion nor SINOMAX AI shows ads.

### Which is updated more often, Relax Motion or SINOMAX AI?

Relax Motion ships an update every 2 months, and SINOMAX AI every 2 weeks. Most recently, Relax Motion was updated on October 25, 2026 and SINOMAX AI 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.*