# 404 Network vs SentryPing

The clearest difference is in-app purchases: SentryPing at none against 404 Network's 3. SentryPing also leads on iOS requirement (17.0 vs 26.2). 404 Network's advantage is update cadence (weekly vs fortnightly) and device support (5 vs 3). On price and ads there is nothing between them.

Both are free to download. 404 Network sells 3 in-app purchases, starting at $4.99 per month. SentryPing asks for nothing beyond the download.

404 Network ships an update weekly, SentryPing fortnightly. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 404 Network | SentryPing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/404-network/id6760702536/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Freemium | — |
| Size | 187 MB | 6 MB |
| Requires iOS | 26.2 | **17.0** |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Christine Martin](https://appshunter.io/developer/1874045866) | [Gregory Manley](https://appshunter.io/developer/1650623300) |

## What reviewers say

### 404 Network

[App page](https://appshunter.io/ios/app/404-network/id6760702536)

This app offers a comprehensive suite of network diagnostic tools for iOS and macOS. It provides professional-grade features for network engineers and security enthusiasts, with options for advanced AI assistance and remote diagnostics.

**Highlights:** Real ICMP Ping with live latency charts, Visual Traceroute with hop-by-hop analysis, DNS Lookup with multiple server comparison, Port Scanner with service detection, AI Assistant powered by Claude or Apple Intelligence, Remote Sensor dispatch, NFC Toolkit

**Features:** Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro+ Monthly | $4.99 | per month |
| Pro+ Annual | $49.99 | per year |
| 404 Pro | $9.99 | one-time |


### SentryPing

[App page](https://appshunter.io/ios/app/sentryping/id6787255985)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 404 Network free?

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

### Is SentryPing free?

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

### Do 404 Network or SentryPing have ads?

Neither 404 Network nor SentryPing shows ads.

### Which is updated more often, 404 Network or SentryPing?

404 Network ships an update weekly, and SentryPing fortnightly. Most recently, 404 Network was updated on November 5, 2026 and SentryPing on November 10, 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.*