7 apps I use to lock down, encrypt, and store my private files - and most are free ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Everything on your smartphone should be protected behind a lock ...

Our smartphones have become the nexus of our digital, always-online lives. They store our family photos, help us do our banking at all hours of the day, stand in for our computers to get emails ...

I did not download a file locker. I repurposed a tool I already had.