# CTU-NetTest — CTU-NetTest mobile application

> Mobile internet speed, ping, and QoS measurement tool. (iPhone/iPad app by Cesky telekomunikacni urad.)

- Source: https://appshunter.io/ios/app/ctu-nettest/id6449427820 (this page in markdown: same URL + `.md`)
- Developer: [Cesky telekomunikacni urad](https://appshunter.io/developer/1689012708)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 13 MB
- Languages: Czech, English, Slovak
- Released: 2023-07-31
- Data updated: 2026-06-06
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/ctu-nettest/id6449427820/reviews.md

## What is CTU?

The CTU-NetTest mobile application of the Czech Telecommunication Office serves to measure the basic parameters (upload and download speed, ping) of mobile Internet connection. It informs users about the current QoS of the Internet access service. After opening the application, information on the current state of connection will display – the Internet access type used (Wi-Fi of mobile data), device assigned IP address etc. The measurement could be executed by two scenarios – basic measurement and loop mode. Pushing the Start button launches the selected measurement scenario. The measurement scenario consists from initialization, ping test, download speed and upload speed measurement. The measurement process is depicted graphically. After finishing the measurement, the aggregated results are displayed and saved on CTU website where the user can view them through the application and/or download as PDF anytime.
This is the first official version of the application; Therefore, some functionalities could be limited or unavailable on some devices.

The measurement results are available after anonymisation as open data on URL https://nettest.cz/en/Opentests. 

For detailed description of the application’s use and more information, visit URL https://nettest.cz/en/Apps, source code is available on https://github.com/CTUCZ/open-rmbt-ios.

The application is rooted in RTR-NetzTest project available on URL https://github.com/rtr-nettest/open-rmbt-android.

## Key features

- Measure upload/download speed
- Measure ping
- Display connection type and IP
- Basic and loop measurement modes
- Graphical depiction of measurement
- Save and view results online

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/ctu-nettest/id6449427820/reviews.md

### 3/5 — Wifi měření padá

*2025-12-07*

Při měření WiFi vždy špatně a nic nezměří,musim používat jiné meraky. Na mobilní měření internetu asi dobre…

## Frequently asked questions about CTU

### What is CTU-NetTest used for?

CTU-NetTest is used to measure the basic parameters of your mobile internet connection, including upload and download speed, and ping. It helps you understand the current Quality of Service (QoS) of your internet access.

### What information does CTU-NetTest show?

Upon opening CTU-NetTest, you will see information about your current connection, such as the internet access type (Wi-Fi or mobile data) and your device's assigned IP address.

### What measurement scenarios are available in CTU-NetTest?

CTU-NetTest offers two measurement scenarios: a basic measurement and a loop mode. Both scenarios involve initialization, a ping test, and measurements for download and upload speeds.

### Where can I view my CTU-NetTest results?

After a measurement is finished, the aggregated results are displayed and saved on the CTU website. You can view them through the application or download them as a PDF at any time.

### Is CTU-NetTest available on all devices?

CTU-NetTest is designed for iPhone, iPad, and iPod. As this is the first official version, some functionalities might be limited or unavailable on certain devices.

### Is CTU-NetTest free to use?

Yes, CTU-NetTest is completely free to use. There are no costs associated with downloading or using the application for measuring your internet connection.

### Does CTU-NetTest have ads?

No, CTU-NetTest does not contain advertisements. The application is designed to provide a clean and uninterrupted user experience for network testing.

### Where can I find the source code for CTU-NetTest?

The source code for CTU-NetTest is available on GitHub under the CTUCZ organization. You can find it at https://github.com/CTUCZ/open-rmbt-ios.

## Version history (last 1 release)

### 1.0 — 2023-08-01

No release notes.

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## Related topics

[ctu](https://appshunter.io/ios/topics/ctu)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-06.*