H2testw – Memory Card Speed Tester for Windows

H2testw is a program for testing the read-write speed of sd card and other devices through a PC. It is available for free and you don’t need to do any installation. Also, it is very simple and easy to use. You can scan either the whole device or some amount of data.

Features of H2testw

  • It supports all versions of Windows Operating Systems- Windows XP, Vista, 7, 8, 10.
  • Help in checking the errors.
  • Determine the actual memory size of device.
  • Allows you to do scanning of almost all types of devices.

Using H2testw to Test SD Card Speed

Follow the below steps for testing sd card speed:

Step 1: At first, launch the program.

Step 2: Next, click on the “Select target” button to choose the folder to write files.

Step 3: Then, set the value of “Data volume” which specifies the count of files that can be written to the location specified.

Step 4: At last, for checking your sd card, click on the button “Write + Verify“.

Thus, with the help of H2testw you can analyze the performance of any of the device which is connected to your PC, either it is HDD, SSD, USB Flash Drive or MicroSD. Make sure your Operating System is able to identify your storage device correctly.

Download the H2testw program from the link.

Memory Card Tester


Thus, H2testw program is very helpful when you want to test a new storage device or check the older device for errors.