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We've compiled a list of 5 free and paid alternatives to F3. The primary competitors include H2testw, CapacityTester. In addition to these, users also draw comparisons between F3 and USB Flash Drive Tester, USB Memory Stick Tester, Quick Disk Test. Also you can look at other similar options here: About.


Data integrity test for USB sticks and other media

CapacityTester
Free Open Source

Tool to test a USB drive or memory card to find out if it's a fake.

Flash card/drive tester allows testing of any removable media including SD, MMC, CF, USB flash pen...

USB Memory Stick Tester
Free Open Source

USB Memory Stick Tester is a small application designed to help testing removable storage media...

Quick Disk Test
Free Open Source

Fills a disk with test data and verifies that it can be read back without errors.

F3 is an open source that assesses the real capacity of USB sticks and other media.

F3 Platforms

tick-square Windows
tick-square Linux
tick-square Mac

F3 Overview

F3 is an open source that assesses the real capacity of USB sticks and other media. An advantage over other tools is, that it does not need administrative rights to access the device.

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F3 Tags

usb-capacity usb-test

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