2026年版 OneDriveの代替ツール

何が違うのか: Anyone already in the Google ecosystem who wants seamless file storage tied to Docs, Sheets, and Gmail

料金比較: OneDrive: Microsoft 365 Basic $1.99/mo (100 GB) | Google Drive: Google One 100 GB $1.99/mo

何が違うのか: Freelancers and small teams who need reliable file sync, sharing, and large file transfers

料金比較: OneDrive: Microsoft 365 Basic $1.99/mo (100 GB) | Dropbox: Plus $11.99/mo (2 TB)

何が違うのか: Enterprises that need bulletproof compliance, audit trails, and governance for regulated industries

料金比較: OneDrive: Microsoft 365 Basic $1.99/mo (100 GB) | Box: Business $15/user/mo

何が違うのか: Privacy-focused users who want a one-time lifetime payment instead of monthly subscriptions forever

料金比較: OneDrive: Microsoft 365 Basic $1.99/mo (100 GB) | pCloud: Premium 500 GB $49.99/year

何が違うのか: Privacy-first teams that want zero-knowledge encryption included by default with no extra cost

料金比較: OneDrive: Microsoft 365 Basic $1.99/mo (100 GB) | Sync.com: Teams Standard $6/user/mo (1 TB)

何が違うのか: Businesses handling sensitive data that need Swiss-grade encryption and EU data residency guarantees

料金比較: OneDrive: Microsoft 365 Basic $1.99/mo (100 GB) | Tresorit: Personal $11.99/mo (1 TB)

何が違うのか: Users who want the most generous free encrypted storage without handing data to big tech companies

料金比較: OneDrive: Microsoft 365 Basic $1.99/mo (100 GB) | MEGA: Pro Lite $5.56/mo (400 GB)

何が違うのか: Apple users who want effortless backup and sync without thinking about it — it just works if you are all-in on Apple

料金比較: OneDrive: Microsoft 365 Basic $1.99/mo (100 GB) | iCloud: iCloud+ 50GB $0.99/mo

何が違うのか: Privacy-first users who already trust Proton Mail and want their files encrypted with the same zero-knowledge approach

料金比較: OneDrive: Microsoft 365 Basic $1.99/mo (100 GB) | Proton Drive: Drive Plus $3.99/mo (200GB)