Check Real Size Of USB Thumb Drive
Answer : f3 - Fight Flash Fraud There is only one alternative I found, but I think this is even a better one than the original h2testw tool for MS Windows. Fortunately, it is really easy to use, even from command line. There are GUIs available, though. There is also a lot of information about the implementation and the problem with fake drives on the tools website. Main page (source code): Documentation QT GUI f3 offer two methods: f3probe method: Much faster h2testw method: Slower. Also test R/W performance. Probably more reliable. The f3probe method (recomended) f3probe is one way to test the drives, not as accurate but faster since it does not write on the whole drive. You can read more about it on the tools website. If you want to be 100% sure, better use the h2testw method. As the developer describes on the website: f3probe is the fastest way to identify fake drives and their real sizes. And: Finally, thanks to f3probe being free software, and once f3probe ...