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.
Dropbox - Online Sync and File Sharing
Carrd - Simple, responsive one-page site creator.
Google Drive - Access and sync your files anywhere
Landing Pages in MailChimp - Easy to build, custom landing pages for free
Mega - Secure File Storage and collaboration
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