# MAISON YS vs Ozone Sterilizer

The clearest difference is ads: Ozone Sterilizer at none against MAISON YS'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.

MAISON YS ships an update monthly, Ozone Sterilizer every 2 weeks. The most recent releases landed on October 19, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | MAISON YS | Ozone Sterilizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 82 MB | 20 MB |
| Requires iOS | **14.0** | 15.2 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [YScollection Co.,Ltd.](https://appshunter.io/developer/1675416856) | [ilgun kwon](https://appshunter.io/developer/1749669613) |

## What reviewers say

### MAISON YS

[App page](https://appshunter.io/ios/app/maison-ys/id6446006855)

**Features:** Vision Pro support

**In-app purchases:** none


### Ozone Sterilizer

[App page](https://appshunter.io/ios/app/ozone-sterilizer/id6503633003)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MAISON YS free?

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

### Is Ozone Sterilizer free?

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

### Do MAISON YS or Ozone Sterilizer have ads?

MAISON YS shows ads; Ozone Sterilizer does not.

### Which is updated more often, MAISON YS or Ozone Sterilizer?

MAISON YS ships an update monthly, and Ozone Sterilizer every 2 weeks. Most recently, MAISON YS was updated on October 19, 2026 and Ozone Sterilizer on October 5, 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.*