Filen
Filen is a cloud storage service that encrypts files on the device before storage, using client-side, end-to-end encryption and zero-knowledge technology. It supports syncing and network-drive access through Smart Sync and five sync modes. Apps are listed for Windows, macOS, Linux, iOS and Android, alongside web access. Plans include a free account with 10GB storage and paid monthly options: Pro I is 1.99 EUR per month for 200 GiB, Pro II is 3.99 EUR per month for 500 GiB, Pro III is 8.99 EUR per month for 2 TiB, and Pro X is 39.99 EUR per month for 10 TiB. Each paid tier lists unlimited bandwidth, uploads, syncing, network-drive access, file sharing, notes and chats. Filen also provides encrypted notes and chats, developer SDKs in TypeScript, Rust and Go, a documented API and command-line interface. The company says its apps use the AGPL v3 license and that its headquarters and servers are in Germany. Data from inactive free accounts is deleted after three months of inactivity, with reminder emails beforehand.
Who it is for
Filen may suit individuals, professionals, businesses and developers who need cloud storage and prioritize security. Its SDKs and API are also relevant to developers.
What is good
- Client-side, end-to-end encryption.
- Free account includes 10GB storage.
- Available across desktop, mobile and web.
- Includes encrypted notes and chats.
- Offers TypeScript, Rust and Go SDKs.
What to know first
- Inactive free-account data is deleted after three months.
- Free account storage is 10GB.
- Paid plans start at €1.99/mo.
Verdict
Filen combines encrypted cloud storage with syncing, notes, chats and developer tools. Before relying on a free account for long-term storage, note its three-month inactivity deletion policy.
Filen plans and pricing
All plansCompared on cloud storage services
- Free plan
- Yes
- Storage limit
- 200 GB
- File versioning
- Yes
- Zero-knowledge encryption
- Yes
- Device platforms
- Windows, macOS, Linux, iOS, Android
Best Filen alternatives
See all 12
6.8 IDrive Free plan AndroidiOSLinuxMacWeb 
6.8 Koofr Free plan AndroidextensioniOSLinuxMac 
€0.50/mo6.8 Microsoft PowerPoint Free plan AndroidiOSMacWebWin 
6.8 FileLu AndroidapiextensioniOSLinux 
$5/mo6.7 Jottacloud Free plan AndroidiOSLinuxMacWin $7.99/mo6.7