Cloud Storage

Best Apps Like Filen: Top Zero-Knowledge Cloud Storage Alternatives in 2026

Filen is built in Germany, open-source, and independently audited, offering end-to-end encryption on all plans with 10 GB free and competitive pricing.

Why People Look for Filen Alternatives

Google Drive and Dropbox cannot offer zero-knowledge encryption; Filen encrypts everything client-side.
MEGA's free plan has transfer quotas; Filen's free tier has no transfer caps.
pCloud charges extra for its Crypto encryption add-on; Filen includes encryption on all plans.
Proton Drive free tier is only 1 GB; Filen gives 10 GB free.

6 Best Alternatives to Filen

Each app below addresses a specific gap in Filen's offering. We picked them based on real user review patterns and feature differentiation.

Proton Drive

Open-source encrypted cloud storage from Switzerland.

Proton Drive is open-source, audited, and backed by Swiss privacy law. It integrates with ProtonMail, Proton VPN, and Proton Calendar under a single account. Proton Docs enables encrypted real-time collaborative document editing.

Users who want a full open-source privacy suite beyond storage. Free 1 GB; from $3.99/mo with ProtonMail for 15 GB.
Explore Proton Drive data →

MEGA

End-to-end encrypted cloud storage with 20 GB free.

MEGA provides zero-knowledge encryption by default and 20 GB free storage. It has a more mature ecosystem than Filen with desktop, mobile, and browser extension support. Transfer quotas apply on the free plan.

Users who want the largest free encrypted storage tier. Free 20 GB; Pro Lite from $4.99/mo.
Explore MEGA data →

Sync.com

Zero-knowledge cloud storage based in Canada.

Sync.com offers zero-knowledge encryption on all plans with 5 GB free. Data is stored in Canada under PIPEDA law. It has strong sharing controls, link passwords, and expiry dates on shared files.

Privacy users who want Canadian data residency and zero-knowledge encryption. Free 5 GB; Personal Pro from $8/mo for 2 TB.
Explore Sync.com data →

Icedrive

Cloud storage with Twofish encryption and virtual drive mounting.

Icedrive uses Twofish client-side encryption and offers a virtual drive that mounts cloud storage without syncing all files. It has 10 GB free and lifetime plan options. Based in Wales, UK.

Users who want virtual drive mounting and optional client-side encryption. Free 10 GB; Pro from $4.99/mo or lifetime from $199.
Explore Icedrive data →

pCloud

Cloud storage with lifetime plans and optional zero-knowledge encryption.

pCloud offers 10 GB free, one-time lifetime plans, and fast CDN-powered transfers. The Crypto add-on adds zero-knowledge encryption. Virtual drive mounting is included on all plans.

Users who want a lifetime payment option and fast sync performance. Free 10 GB; Premium from $4.99/mo or lifetime from $199.
Explore pCloud data →

Tresorit

Enterprise-grade end-to-end encrypted cloud storage.

Tresorit is the premium option for businesses with compliance requirements (GDPR, HIPAA, ISO 27001). It is independently audited and owned by Swiss Post. Higher pricing reflects its enterprise access controls and compliance feature set.

Businesses in regulated industries needing audited compliance with zero-knowledge encryption. Personal from $12.50/mo for 500 GB.
Explore Tresorit data →
How we found these alternatives

Filen is a bootstrapped German company founded in 2021 and has grown through word-of-mouth in the privacy community.

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