# DNS Firewall vs TCP/UDP Server/Client

The clearest difference is rating: TCP/UDP Server/Client at 5.0 against DNS Firewall's 3.0. TCP/UDP Server/Client also leads on update cadence (every 6 months vs every 12 months). On price, ratings volume, 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.

TCP/UDP Server/Client holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

DNS Firewall ships an update every 12 months, TCP/UDP Server/Client every 6 months. The most recent releases landed on June 9, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | DNS Firewall | TCP/UDP Server/Client |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/dns-firewall/id1635323870/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tcpudp-serverclient/id6473011693/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 9 MB | 1 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ORYXLABS TECHNOLOGIES - SOLE PROPRIETORSHIP LLC](https://appshunter.io/developer/1632897136) | [Jan Andersen](https://appshunter.io/developer/460814123) |

## What reviewers say

### DNS Firewall

[App page](https://appshunter.io/ios/app/dns-firewall/id1635323870)

This app acts as a DNS-based security solution, protecting your device from malicious web content by analyzing and blocking harmful domains in real-time. It secures your DNS traffic across any network, whether you're on corporate Wi-Fi or public hotspots.

**Highlights:** Real-time DNS query analysis, Blocks malicious domains, Secures DNS traffic globally, Supports corporate and public Wi-Fi, MDM bulk deployment for supervised devices, One-time authentication code for BYOD

**Features:** macOS Compatibility

**In-app purchases:** none


### 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

**In-app purchases:** none


## Frequently asked questions

### Is DNS Firewall free?

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

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

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

### Which has better reviews, DNS Firewall or TCP/UDP Server/Client?

TCP/UDP Server/Client is rated higher. DNS Firewall averages 3.0 out of 5 from 2 ratings, while TCP/UDP Server/Client averages 5.0 from 2 ratings.

### Do DNS Firewall or TCP/UDP Server/Client have ads?

Neither DNS Firewall nor TCP/UDP Server/Client shows ads.

### Which is updated more often, DNS Firewall or TCP/UDP Server/Client?

DNS Firewall ships an update every 12 months, and TCP/UDP Server/Client every 6 months. Most recently, DNS Firewall was updated on June 9, 2026 and TCP/UDP Server/Client on July 6, 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.*