# NetMonitor vs OpenPort Viewer

The clearest difference is price: OpenPort Viewer at Free against NetMonitor's $4.99. OpenPort Viewer also leads on iOS requirement (15.0 vs 18.0). NetMonitor's advantage is update cadence (every 2 weeks vs every 3 months). On ads, in-app purchases and device support there is nothing between them.

OpenPort Viewer is free to download; NetMonitor costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NetMonitor ships an update every 2 weeks, OpenPort Viewer every 3 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | NetMonitor | OpenPort Viewer |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/netmonitor-network-scanner/id6759060947/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Paid | — |
| Size | 10 MB | 3 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [John Crane](https://appshunter.io/developer/1876606630) | [Chee Siang Tee](https://appshunter.io/developer/965771416) |

## What reviewers say

### NetMonitor

[App page](https://appshunter.io/ios/app/netmonitor-network-scanner/id6759060947)

This app offers a comprehensive suite of 10 professional network diagnostic tools that run entirely on your device. It allows users to scan networks, discover devices, trace routes, and test speeds without any cloud reliance, ads, or subscriptions.

**Highlights:** 10 professional network tools, On-device operation, no cloud, Device discovery with multi-phase engine, Visual network topology map, Ping, Traceroute, Speed Test, DNS Lookup, Background scanning and widgets, Network event timeline

**Features:** Vision Pro support

**In-app purchases:** none


### OpenPort Viewer

[App page](https://appshunter.io/ios/app/openport-viewer/id6761357518)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NetMonitor free?

NetMonitor costs $4.99, with no in-app purchases.

### Is OpenPort Viewer free?

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

### Do NetMonitor or OpenPort Viewer have ads?

Neither NetMonitor nor OpenPort Viewer shows ads.

### Which is updated more often, NetMonitor or OpenPort Viewer?

NetMonitor ships an update every 2 weeks, and OpenPort Viewer every 3 months. Most recently, NetMonitor was updated on October 24, 2026 and OpenPort Viewer 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.*