Use the SD Card Test Pro tool to Test the speed of internal or external storage. if you measure slow speed, this is not the fault of SD Card Test app. This is the reality of your phone. Common reasons: fake sd card, slow sd card reader/hardware problems of the phone, software problems.
– Measure the speed of your external (removable) SD card
– Measure the speed of your internal storage
– Read/write tests, several different settings.
– Verify written data (detect damaged or fake card)
– Easy to use even for beginners. Quick tests.
– Targeting Android Oreo (8.0)
– Added space auto calculation function
– Fixed classification problems
– Other bug-fixes
– Added adoptable storage support (sd card is formatted as internal storage)
How To Install ?
– Download apk from bellow link
– Open Download Path
– Install the Apk Normally