# TCP/UDP Server/Client vs Ratatosk VPN

The clearest difference is rating: TCP/UDP Server/Client at 5.0 against Ratatosk VPN's 4.3. TCP/UDP Server/Client also leads on in-app purchases (none vs 2). Ratatosk VPN's advantage is update cadence (monthly vs every 5 months) and ratings volume (35 vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ratatosk VPN sells 2 in-app purchases, starting at $3.99 per month. TCP/UDP Server/Client asks for nothing beyond the download.

TCP/UDP Server/Client holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Ratatosk VPN has 35 ratings behind it against 2, so its average is the more settled of the two.

TCP/UDP Server/Client ships an update every 5 months, Ratatosk VPN monthly. The most recent releases landed on October 19, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | TCP/UDP Server/Client | Ratatosk VPN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tcpudp-serverclient/id6473011693/reviews)** | [4.3 (35 ratings)](https://appshunter.io/ios/app/ratatosk-vpn-private-proxy/id6742348919/reviews) |
| Number of ratings | 2 | **35** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 107 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 4+ |
| Developer | [Jan Andersen](https://appshunter.io/developer/460814123) | [Lukayn LTD](https://appshunter.io/developer/1566803248) |

## What reviewers say

### TCP/UDP Server/Client

[App page](https://appshunter.io/ios/app/tcpudp-serverclient/id6473011693)

This utility app allows you to set up a server or client for testing network connections. It supports multiple client connections and offers flexible response options for received data, with separate logs for events and hexadecimal values.

**Highlights:** TCP/UDP server and client functionality, Supports multiple client connections, Configurable port numbers (0-65535), Multiple response modes for received data, Event and Hexadecimal log windows, Echo, text, and lookup table responses

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

**In-app purchases:** none


### Ratatosk VPN

[App page](https://appshunter.io/ios/app/ratatosk-vpn-private-proxy/id6742348919)

This app offers advanced internet privacy and security with military-grade encryption and the V2Ray protocol. It provides fast, unlimited connections and a user-friendly interface for secure browsing on public Wi-Fi and anonymous online activities.

**Highlights:** Military-grade encryption, V2Ray protocol, Fast connection speeds, No-logs policy, User-friendly interface, Unlimited speed

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ratatosk Monthly | $3.99 | per month |
| Ratatosk Yearly | $39.99 | per year |


## Frequently asked questions

### Is TCP/UDP Server/Client free?

TCP/UDP Server/Client is free to download, with no in-app purchases.

### Is Ratatosk VPN free?

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

### Which has better reviews, TCP/UDP Server/Client or Ratatosk VPN?

TCP/UDP Server/Client is rated higher. TCP/UDP Server/Client averages 5.0 out of 5 from 2 ratings, while Ratatosk VPN averages 4.3 from 35 ratings.

### Do TCP/UDP Server/Client or Ratatosk VPN have ads?

Neither TCP/UDP Server/Client nor Ratatosk VPN shows ads.

### Which is updated more often, TCP/UDP Server/Client or Ratatosk VPN?

TCP/UDP Server/Client ships an update every 5 months, and Ratatosk VPN monthly. Most recently, TCP/UDP Server/Client was updated on October 19, 2026 and Ratatosk VPN on October 21, 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.*