The Best 16 Check Flash Alternatives

  • CrystalDiskMark icon

    CrystalDiskMark

    CrystalDiskMark is a small HDD benchmark utility for your hard drive that enable you to rapidly measure sequential and random read/write speeds.

    Free Open Source Windows

  • H2testw icon

    H2testw

    Data integrity test for USB sticks and other media An advantage over other tools is, that it does not need administrative rights to access the device - but it should not be NTFS formatted, as it does not allow to test everything.

    Free Windows

  • USBDeview icon

    USBDeview

    Compare read and write speed of USB Flash drives: USBDeview is a small utility that lists all USB devices that currently connected to your computer, as well as all USB devices that you previously used.

    Free Windows

  • Xbench icon

    Xbench

    Xbench was developed by Spiny Software to provide a comprehensive benchmarking solution for Mac OS X. Xbench is useful not only for comparing the relative speeds of two...

    Free Mac OS X

  • HD Speed icon

    HD Speed

    Measures both sustained and burst data transfer rates of your hard disks, cd/dvd-roms, flash cards/sticks, floppys, etc. Realtime graphical display.

    Free Windows

  • FakeFlashTest icon

    FakeFlashTest

    tests usb flash drives and flash memory sd cards to determine if they are fake (not full capacity). much quicker than h2testw.

    Free Windows

  • diglloydTools DiskTester icon

    diglloydTools DiskTester

    DiskTester is a 64-bit application which tests drive performance and reliability for single volumes or RAID. Some highlights: * The fill-volume command is your smart...

    Commercial Mac OS X

  • SpeedOut icon

    SpeedOut

    Really easy to use application: just one button 2 go. SpeedOut is an application, created for calculating USB drive (stick or external HDD) read/write speed. It is using...

    Free Windows

  • Quick Disk Test icon

    Quick Disk Test

    Quick Disk Test fills a disk with test data and verifies that it can be read back without errors.

    Free Open Source Mac OS X Windows Linux

  • USB Flash Drive Tester icon

    USB Flash Drive Tester

    Flash card/drive tester allows testing of any removable media including SD, MMC, CF, USB flash pen drives for bad or unstable sectors. Especially useful for testing for...

    Free Windows

  • USB Memory Stick Tester icon

    USB Memory Stick Tester

    USB Memory Stick Tester is a small application designed to help testing removable storage media (such as USB memory sticks) for defects.

    Free Open Source Windows