# Domain Watcher vs OSH

The clearest difference is update cadence: OSH at weekly against Domain Watcher's every 2 months. OSH also leads on iOS requirement (18.0 vs 26.0). 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.

Domain Watcher ships an update every 2 months, OSH weekly. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Domain Watcher | OSH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 3 MB | 4 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Amax Software Sp. z o.o.](https://appshunter.io/developer/1436478399) | [Open layer technologies L.L.C S.O.C](https://appshunter.io/developer/6785531356) |

## What reviewers say

### Domain Watcher

[App page](https://appshunter.io/ios/app/domain-watcher/id6778109671)

**In-app purchases:** none


### OSH

[App page](https://appshunter.io/ios/app/osh-zero-trust-ssh/id6785531354)

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

**In-app purchases:** none


## Frequently asked questions

### Is Domain Watcher free?

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

### Is OSH free?

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

### Do Domain Watcher or OSH have ads?

Neither Domain Watcher nor OSH shows ads.

### Which is updated more often, Domain Watcher or OSH?

Domain Watcher ships an update every 2 months, and OSH weekly. Most recently, Domain Watcher was updated on October 8, 2026 and OSH on September 30, 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.*