Use the best SD speed test tool! Test the speed of internal or external storage, sd card! Highlighted features: ✔ Measure the speed of your external (removable) SD card ✔ Measure the speed of your internal storage or any disks ✔ Read/write tests using several different combinations. ✔ Show storage type: eMMC, UFS 2.0 and 2.1 or higher ✔ Show class: Class 2, Class 4, Class 6, Class 10, UHS-I, UHS-II and UHS-III ✔ Supporting several file systems like ext4, exFAT or FAT/FAT32. ✔ Support por