Compare software

Algo VPNstrongSwan
Free

The open-source scripts are free. Cloud hosting is paid separately.

 Free

Free under GPLv2, with commercial licensing available as an option.

macOS, Linux, Command line Windows, macOS, Linux, Android, Self-hosted, Command line
  • Strong cryptographic defaults chosen by a security firm, with nothing to tune
  • Generates ready-to-import client configurations for every device
  • Thorough IKEv2 implementation with many IETF extensions
  • Runs on Linux, Android, FreeBSD, macOS and Windows
  • You pay for and maintain the cloud server yourself
  • A personal VPN gives you a fixed address, which is not anonymity
  • Configuration requires solid IPsec knowledge
  • Mainly configured through files and the command line
Downloadable app Downloadable app, Self-hosted
Open source Open source
License: AGPL-3.0 License: GPL-2.0
Not stated if an account is needed No account needed
Not stated if it works offline Not stated if it works offline

Checked September 22, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.