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7 best flash drives for phone backups in 2025, according to experts

To celebrate World Backup Day, we're highlighting a few ways to keep your phone's data safe on an external device

Flash drives are great for storing your smartphone’s data thanks to their compact design, allowing you to take them anywhere you go to ensure you always back up the most important information on your device. It’s compatible with SanDisk’s mobile app that allows you to automatically back up important data when you connect it to your phone, and everything can be encrypted and protected behind a password. For those among us who keep ultra-sensitive information on their phones, there’s the Kingston Ironkey Keypad 200 with USB-C. It’s certainly not as compact or sleek as other phone-friendly flash drives we’ve recommended, but it’s by far the most secure.

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