# Fun and practical knowledge vs ChatTCP

The clearest difference is update cadence: ChatTCP at every 5 days against Fun and practical knowledge's every 10 days. Fun and practical knowledge's advantage is iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Fun and practical knowledge sells 1 one-off in-app purchase and ChatTCP sells 4 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Fun and practical knowledge ships an update every 10 days, ChatTCP every 5 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Fun and practical knowledge | ChatTCP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | — | Freemium |
| Size | 200 MB | 29 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Man Hung Sun](https://appshunter.io/developer/1471605573) | [Nanning Signalling Network Technology Co., Ltd](https://appshunter.io/developer/1758343835) |

## What reviewers say

### Fun and practical knowledge

[App page](https://appshunter.io/ios/app/fun-and-practical-knowledge/id1619591485)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $0.99 | one-time |


### ChatTCP

[App page](https://appshunter.io/ios/app/chattcp-pcap-viewer-and-analyzr/id6560112653)

Easily view and analyze network packets, similar to reading chat logs. Supports TCP and UDP protocols with features for diagnostic analysis and data structure viewing. Decode application layer protocols and export HTTP files.

**Highlights:** View TCP/UDP packets like chat logs, Diagnostic analysis for issue pinpointing, Data Structure View for protocol mastery, Decode application layer protocols (HTTP, WebSocket, etc.), Export HTTP transmitted files, Includes pcap examples for beginners

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro+ | $9.99 | per month |
| Pro+ | $39.99 | per year |
| Pro | $49.99 | one-time |
| Pro+ | $89.99 | one-time |


## Frequently asked questions

### Is Fun and practical knowledge free?

Fun and practical knowledge is free to download, with in-app purchases available.

### Is ChatTCP free?

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

### Do Fun and practical knowledge or ChatTCP have ads?

Neither Fun and practical knowledge nor ChatTCP shows ads.

### Which is updated more often, Fun and practical knowledge or ChatTCP?

Fun and practical knowledge ships an update every 10 days, and ChatTCP every 5 days. Most recently, Fun and practical knowledge was updated on October 30, 2026 and ChatTCP 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.*