5 best USB flash drives (2021): pen drives, thumb drives, memory sticks

There are some precautions to keep in mind when buying USB flash drives, and we also provide some tips for using them.

capacity: To determine the capacity you need, first check the size of the folder or file you want to copy. Each USB drive in our guide has a specified capacity, but your available free storage space will be slightly less than this capacity because the device’s firmware requires space.

speed: The USB standard is always improving. We recommend using USB 3.0 at least, but the higher the better. Although the USB standard has different theoretical maximum speeds, it is important to check the read and write speeds declared by the manufacturer for each drive.If you mainly transfer data, you need to look for high Write speed.If you plan to launch software (such as video games) on your computer through the drive, then you need a read speed.

compatibility: Many flash drives can be used with any device with relevant ports, but it is worth checking compatibility to avoid disappointment. If you want to use the drive on an Android device, you need USB on-the-go (OTG) support. Most Android devices do support USB OTG.When you insert a flash drive with options, you will receive a notification which should include file transfer. You can try USB OTG Checker application If you are not sure, please confirm support. Apple’s iPhone and iPad do not support USB OTG, but you can install supporting applications for the drive, such as SanDisk’s iXpand series.

Connector: Most flash drives have a USB-A interface, but you can also get drives with USB-C, MicroUSB and Lightning interfaces. If you plan to use flash drives on smartphones and computers, the simplest solution is to use the two required types of connectors. You can also buy a USB hub with multiple ports or adapters, but please pay close attention to the supported standards, otherwise it may limit your data transfer speed.this Anker USB-A to USB-C adapterFor example, it is USB 3.0.

Safety: remember USB drives can cause security issues, Especially for businesses, you should no way Insert the random drive you found. If you plan to save sensitive data on a flash drive, consider biometrics or password protection, and study the level of encryption it provides. There are software services that provide encryption and allow you to password protect files on any USB flash drive.

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