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
itch.io - An online game marketplace and community.
Google Drive - Access and sync your files anywhere
GOG.com - DRM-free game store, selling both new and old titles. No clients required.
Mega - Secure File Storage and collaboration
Ubisoft Club - Ubisoft Club app enables you to get updates about your favorite games timely.