# Domain Command vs NetDiag

The clearest difference is ads: Domain Command at none against NetDiag's shown. NetDiag's advantage is iOS requirement (16.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Domain Command sells 1 one-off in-app purchase and NetDiag sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Domain Command ships an update weekly, NetDiag every 6 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Domain Command | NetDiag |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 6 days** |
| Size | 8 MB | 11 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tomas Kafka](https://appshunter.io/developer/1501958575) | [Reseau Inter-Systeme inc.](https://appshunter.io/developer/6789751318) |

## What reviewers say

### Domain Command

[App page](https://appshunter.io/ios/app/domain-command-ssl-and-expiry/id6759904849)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime unlock | $7.99 | one-time |


### NetDiag

[App page](https://appshunter.io/ios/app/netdiag/id6789751316)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Retirer les publicités | $1.99 | one-time |


## Frequently asked questions

### Is Domain Command free?

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

### Is NetDiag free?

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

### Do Domain Command or NetDiag have ads?

NetDiag shows ads; Domain Command does not.

### Which is updated more often, Domain Command or NetDiag?

Domain Command ships an update weekly, and NetDiag every 6 days. Most recently, Domain Command was updated on October 25, 2026 and NetDiag on October 28, 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.*