Test the speed and storage capacity of your external card.
* User can select where to write the test file.
* User can define the size of the test file.
Application will write a test file and read it back testing it's content.
It will test the speed and the storage capacity. Useful to check for a damaged or fake card.
Some cards claim to be 32 GB but are in fact less. These cards are fake. Use this app to find out if yours is a fake one or not. Just set the test file size to the max size available and start the test.
Read the instructions at the beginning.