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ValiDrive: detecting fake USB flash drives

ValiDrive: an essential tool for detecting fake USB flash drives

USB flash drives are everywhere, but did you know that the market is flooded with fake ones? ValiDrive lets you unmask them.

These drives promise impressive storage capacities, such as 1 or 2 TB or more, but actually contain much less space, often only 64 GB. This is where ValiDrive comes in: an essential tool for checking whether a USB drive’s storage capacity is genuine.

What is ValiDrive?

ValiDrive is a program that lets you quickly test a USB flash drive to detect fake storage capacities. By carrying out random write and read tests across the whole advertised capacity, ValiDrive can identify non-existent areas of storage, which are often hidden by software tricks.

The problem with fake USB flash drives

These drives are not just a financial scam. The problem is much more complex:

  1. Illusion of storage: the USB drive presents itself as having a large capacity, which is visible in the operating system.
  2. Data loss: once you exceed the real capacity (for example 64 GB), any additional files written to the drive are never actually saved. The file names appear, but their contents are empty.
  3. No warning signs: these drives report no errors, so the data loss goes unnoticed until you try to open the files concerned.
Colour ValiDrive map: valid areas and non-existent areas of a USB drive
Monochrome ValiDrive map showing the real capacity of a USB drive

How does ValiDrive work?

ValiDrive carries out fast, reliable tests:

  • Write and read tests: it writes random data across the drive’s declared storage space and tries to read it back to check its integrity.
  • Visual mapping: the software produces a visual map of the USB drive, clearly showing the working areas and the non-existent ones.
  • Performance analysis: by measuring read and write access times, ValiDrive provides a detailed report on the device’s performance.

Why use ValiDrive?

  • Reliable tests: ValiDrive does not just test the advertised capacity, it validates every area of the storage.
  • Time saving: unlike other tools, it performs targeted random tests, so the whole drive does not have to be tested.
  • Ease of use: its intuitive interface and clear reports make it accessible to everyone.

A real-life example

The story behind ValiDrive is fascinating. During a test with SpinRite, a tester discovered a USB drive that was only partly working. While investigating, the developer bought 12 cheap drives on Amazon. They were all fake, which proved how widespread the problem is.

We have also bought fake USB drives ourselves, and we advise you to test all of yours: a holiday is quickly spoilt and/or time wasted when your photos or documents have not actually been saved.

ValiDrive result for a fake 2 TB USB drive bought online
An example of one of our purchases: a fake 2 TB Mi (Xiaomi) drive.

Convinced? Download the software directly from the official website by clicking here.

Conclusion

ValiDrive is more than a tool: it is a weapon against fraud in the USB drive industry. If you regularly buy or use USB flash drives, this tool is essential for protecting your data and avoiding the trap of fake drives. Try ValiDrive and make sure your storage is as reliable as advertised.


Files lost on a fake USB drive?

If your photos or documents have vanished from a fake drive, all is not necessarily lost. IAV attempts data recovery in Luxembourg and helps you choose reliable storage. Tell us what happened using the contact form.

To understand storage media better, also read our comparison SSD or hard drive.

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sources: https://www.grc.com/validrive.htm
updated 20241228, see also: https://www.youtube.com/watch?v=ncACgtRXNyk