This mobile app is designed, developed and maintained by SamKnows Limited as commissioned by the Office of the Communications Authority for provision of broadband performance test service in Hong Kong. The data usage for the use of this mobile app varies with the speed of mobile broadband connection under test. Please refer to “About” tab inside the app for the evaluation of data usage. Users are advised to keep track of their data usage from time to time in order to avoid any unnecessary mobile bill charges.

What’s New

Version 4.1.4

Improvements and fixes

Ratings and Reviews

2.2 out of 5
26 Ratings

26 Ratings

Dannymtlai ,

Cause my iPhone 6 Plus reboot

The apps is informative. However, once it was installed on my iPhone, it will reboot whenever I use anything in related to setup.

namnamlo ,

Crashing my iPhone XR

Crashing my iPhone XR after running a few test, show no upload data, then crash and restart my phone. Twice, this must be your apps problem!

WoodyWah ,

bad update

Keeps crashing on iPhone 7

App Privacy

The developer, SamKnows, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Location
  • Diagnostics

Privacy practices may vary based on, for example, the features you use or your age. Learn More


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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