7 Best Proton Drive Alternatives in 2026
Ranked by how closely each tool matches Proton Drive's feature set and price (from $3.99).
1. pCloud 88% match
Swiss-based secure cloud storage with optional zero-knowledge crypto and lifetime plans.
From $4.16 · Free plan: yes · Best for lifetime storage buyers, media file streaming & backup
Has that Proton Drive lacks: REST API & enterprise cloud integrations
Try pCloud →Proton Drive vs pCloud2. Sync.com 87% match
Private cloud storage with default zero-knowledge encryption and unlimited data transfer.
From $8 · Free plan: yes · Best for confidential document storage, healthcare & legal privacy
Try Sync.com →Proton Drive vs Sync.com3. MEGA 72% match
User-encrypted cloud storage offering generous free storage and secure communication.
From $5.4 · Free plan: yes · Best for generous free storage, end-to-end encrypted file sharing
Has that Proton Drive lacks: REST API & enterprise cloud integrations
Missing vs Proton Drive: HIPAA, GDPR & SOC2 compliance
Try MEGA →Proton Drive vs MEGA4. Microsoft OneDrive 67% match
Secure cloud storage seamlessly built into Microsoft 365 and Windows Explorer.
From $5 · Free plan: yes · Best for Windows & Office 365 teams, corporate document management
Has that Proton Drive lacks: Real-time document co-editing & preview, REST API & enterprise cloud integrations
Missing vs Proton Drive: Client-side zero-knowledge encryption
Try Microsoft OneDrive →Proton Drive vs Microsoft OneDrive5. Dropbox 57% match
Pioneering cloud storage with smart sync, Paper collaboration, and DocSend tracking.
From $9.99 · Free plan: yes · Best for creative agencies, cross-platform file sync
Has that Proton Drive lacks: Real-time document co-editing & preview, REST API & enterprise cloud integrations
Missing vs Proton Drive: Client-side zero-knowledge encryption
Try Dropbox →Proton Drive vs Dropbox6. Google Drive 54% match
Cloud storage and seamless real-time document collaboration integrated into Google Workspace.
From $6 · Free plan: yes · Best for Google Workspace users, real-time document co-authoring
Has that Proton Drive lacks: Real-time document co-editing & preview, REST API & enterprise cloud integrations
Missing vs Proton Drive: Client-side zero-knowledge encryption, Password-protected & expiring links
Try Google Drive →Proton Drive vs Google Drive7. Box 54% match
Enterprise Content Cloud with advanced governance, unlimited storage, and Shield security.
From $15 · Free plan: yes · Best for regulated enterprises, HIPAA & finance compliance
Has that Proton Drive lacks: Real-time document co-editing & preview, REST API & enterprise cloud integrations
Missing vs Proton Drive: Client-side zero-knowledge encryption
Try Box →Proton Drive vs Box