Český test your Internet connection speed for Czech users. Help map the actual speed mobile data networks in the Czech Republic and one of the most accurate meter. In addition to measuring the download speed (download) and send (upload) also offers a map views measurement in the whole country, so you can check where it is really good coverage. This feature can be found in the standard menu along with measurement history. As one of the few speed tests are optimized for weaker phones.
Show More
