# TCP&UDP调试工具 vs Computer Science Calculations

The clearest difference is ads: TCP&UDP调试工具 at none against Computer Science Calculations's shown. TCP&UDP调试工具 also leads on iOS requirement (9.0 vs 15.0). Computer Science Calculations's advantage is update cadence (monthly vs every 7 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. TCP&UDP调试工具 sells 1 in-app purchase, starting at $0.99 per 7 days and Computer Science Calculations sells 3 in-app purchases, starting at $0.99 per 3 months. Whichever you choose, the download price is not the number that matters.

TCP&UDP调试工具 ships an update every 7 months, Computer Science Calculations monthly. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | TCP&UDP调试工具 | Computer Science Calculations |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tcp-and-udp/id1437239406/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | Subscription | — |
| Size | 10 MB | 26 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [俊云 王](https://appshunter.io/developer/844897692) | [Egal Net di Ettore Gallina](https://appshunter.io/developer/993232047) |

## What reviewers say

### TCP&UDP调试工具

[App page](https://appshunter.io/ios/app/tcp-and-udp/id1437239406)

This tool allows for comprehensive testing of TCP and UDP network protocols. It supports multiple socket connections, hexadecimal data transmission, and data saving. Offers a free trial for unlimited usage and ad-free experience.

**Highlights:** Integrated TCP/UDP server/client, Multi-socket parallel testing, Hexadecimal send/receive, Data saving and byte statistics, Looping data transmission, Supports Chinese characters

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TCP&UDP无限使用优惠 | $0.99 | per 7 days |


### Computer Science Calculations

[App page](https://appshunter.io/ios/app/computer-science-calculations/id1488787780)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Version (3 months) | $0.99 | per 3 months |
| PRO Version (1 year) | $2.49 | per year |
| PRO Version (Lifetime) | $11.99 | one-time |


## Frequently asked questions

### Is TCP&UDP调试工具 free?

TCP&UDP调试工具 is free to download, with in-app purchases available.

### Is Computer Science Calculations free?

Computer Science Calculations is free to download, with in-app purchases available.

### Do TCP&UDP调试工具 or Computer Science Calculations have ads?

Computer Science Calculations shows ads; TCP&UDP调试工具 does not.

### Which is updated more often, TCP&UDP调试工具 or Computer Science Calculations?

TCP&UDP调试工具 ships an update every 7 months, and Computer Science Calculations monthly. Most recently, TCP&UDP调试工具 was updated on November 2, 2026 and Computer Science Calculations on November 4, 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.*