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
Brisqi - Offline-first personal Kanban app
Google Drive - Access and sync your files anywhere
Nullboard - Minimalist locally-stored kanban board / task list manager.
Mega - Secure File Storage and collaboration
keypup.io - Automate dev workflows. Prioritize. Follow up. Reclaim time.