# HE.NET Network Tools vs knock(1)

The clearest difference is rating: knock(1) at 5.0 against HE.NET Network Tools's 4.0. HE.NET Network Tools's advantage is ratings volume (70 vs 1) and device support (4 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

knock(1) holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: HE.NET Network Tools has 70 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 27, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | HE.NET Network Tools | knock(1) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (70 ratings)](https://appshunter.io/ios/app/henet-network-tools/id858241710/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/knock1/id6762497209/reviews)** |
| Number of ratings | **70** | 1 |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 9 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hurricane Electric, LLC](https://appshunter.io/developer/317969600) | [Jeffrey Cousens](https://appshunter.io/developer/1877690927) |

## What reviewers say

### HE.NET Network Tools

[App page](https://appshunter.io/ios/app/henet-network-tools/id858241710)

A comprehensive suite of network diagnostic tools for professionals. It offers features like ARP/NDP lookup, DNS queries, IP calculations, bandwidth testing, and port scanning. Securely manage two-factor authentication codes and view network routing tables.

**Highlights:** ARP/NDP lookup, DNS lookup, IP Calculator, iperf bandwidth test, Port Scan, SSL/TLS Information, Two-factor authentication code storage

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🎯 Comprehensive network diagnostic tools in one app
- 💰 Completely free with no ads or paywalls
- 🔒 Privacy-friendly and no data collection
- ⚡ Lightweight and efficient performance
- 🛠️ Advanced features like SSL cert chain analysis

**What reviewers complain about**

- 🐛 Frequent crashes on Interface Information tool
- 🐛 Dark mode text readability issues
- 🐛 iperf3 tool unreliable and buggy
- 🐛 DNS resolver doesn't show NXDOMAIN responses
- 🐛 App crashes when scrolling tool menu

**Reported bugs**

- Interface Information crashes app immediately
- iperf3 fails with 'operation not permitted' error
- iperf2 crashes on iOS 8+
- DNS lookups not responding after updates
- iperf3 only runs for 1 second despite longer duration settings

**Requested features**

- Vision Pro compatibility and controls
- SRV record lookup in DNS tool
- IPv6 subnet calculator
- WOL (Wake-on-LAN) magic packet support
- MTR (My Traceroute) tool


### knock(1)

[App page](https://appshunter.io/ios/app/knock1/id6762497209)

This utility app allows you to remotely open firewall ports on your server using a saved sequence of connection attempts from your iPhone. It supports TCP or UDP for each port and provides live feedback on the connection status.

**Highlights:** Save and reuse multiple host configurations, Per-port TCP or UDP selection, Configurable inter-packet delay, Live per-port result display, Native SwiftUI interface, No tracking or analytics

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

**In-app purchases:** none


## Frequently asked questions

### Is HE.NET Network Tools free?

HE.NET Network Tools is free to download, with no in-app purchases.

### Is knock(1) free?

knock(1) is free to download, with no in-app purchases.

### Which has better reviews, HE.NET Network Tools or knock(1)?

knock(1) is rated higher. HE.NET Network Tools averages 4.0 out of 5 from 70 ratings, while knock(1) averages 5.0 from 1 ratings.

### Do HE.NET Network Tools or knock(1) have ads?

Neither HE.NET Network Tools nor knock(1) shows ads.

### Which is updated more often, HE.NET Network Tools or knock(1)?

HE.NET Network Tools ships an update every 2 months, and knock(1) every 2 months. Most recently, HE.NET Network Tools was updated on September 27, 2026 and knock(1) on September 26, 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.*