# AntiSick vs MOSSO

The clearest difference is in-app purchases: MOSSO at none against AntiSick's 2. MOSSO also leads on update cadence (daily vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AntiSick sells 2 in-app purchases, starting at $5.99 per month. MOSSO asks for nothing beyond the download.

AntiSick ships an update weekly, MOSSO daily. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | AntiSick | MOSSO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Size | 34 MB | 79 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [城林 吴](https://appshunter.io/developer/1849289388) | [Matthew Williams](https://appshunter.io/developer/1885384942) |

## What reviewers say

### AntiSick

[App page](https://appshunter.io/ios/app/antisick-motion-sickness/id6790603332)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AntiSick Pro Monthly | $5.99 | per month |
| AntiSick Pro Lifetime | $16.99 | one-time |


### MOSSO

[App page](https://appshunter.io/ios/app/mosso/id6792684668)

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

**In-app purchases:** none


## Frequently asked questions

### Is AntiSick free?

AntiSick is free to download, with in-app purchases available.

### Is MOSSO free?

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

### Do AntiSick or MOSSO have ads?

Neither AntiSick nor MOSSO shows ads.

### Which is updated more often, AntiSick or MOSSO?

AntiSick ships an update weekly, and MOSSO daily. Most recently, AntiSick was updated on October 14, 2026 and MOSSO on October 8, 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.*