For hosting common files it's ok. Also it is on Android too do, great to transfer files between your Windows and your phone. But if you want better security you have to subscribe a monthly offer.
We have onboarded around 50 employees so far. Experience is really good, no glitches.
Just charging $1 per month per person
Dropbox - Online Sync and File Sharing
Time Doctor - Time Tracking and Time Management Software that is accurate and helps you to get a lot more done each day.
Google Drive - Access and sync your files anywhere
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
Mega - Secure File Storage and collaboration
Hubstaff - Simple yet powerful employee work tracker with screenshots, timesheets, billing, in-depth reports, and more. Understand productivity issues and act on them.