Cryptainer 18 alternatives

12 Windows apps in the same category as Cryptainer 18, ranked by what they have in common and by popularity.

• 
  Cryptomator

  Encryption made easy and optimized for the cloud

  Open source 1.19.6 166.2K ↓ ★ 16.3K cryptography, encryption, privacy
• 
  GNU Privacy Guard

  GNU Privacy Guard (GnuPG or GPG) is a free-software replacement for Symantec's PGP cryptographic software suite.

  Open source 2.5.24 186.1K ↓ cryptography, encrypt, encryption
• 
  i2pd

  i2pd (I2P Daemon) is a full-featured C++ implementation of I2P client.

  Open source 3.0.0 78.8K ↓ ★ 4.2K cryptography, encryption, privacy
• 
  Keybase

  End-to-end encryption for things that matter. Keybase is secure messaging and file-sharing.

  Open source 6.6.3.3 36.6K ↓ ★ 9.3K encryption, security
• 
  KopiaUI

  Cross-platform backup tool for Windows, macOS & Linux with fast, incremental backups, client-side end-to-end encryption, compression and data deduplication. CLI and GUI included.

  Open source 0.23.1 31.8K ↓ ★ 14.4K encryption
• 
  age

  A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.

  Open source 1.3.2 15.6K ↓ ★ 24K encryption
• 
  Proton Pass

  Open-source and encrypted password manager

  Open source 1.43.0 19.2K ↓ ★ 364 encryption, security
• 
  NordLocker

  NordLocker is a secure and easy-to-use cloud for your files, ideas, and memories. Encrypted at all times, your data is always within reach.

  Proprietary 6.5.0.0 16.1K ↓ encrypt, encryption, security
• 
  Minisign

  A dead-simple tool to sign files and verify digital signatures.

  Open source 0.12 9.4K ↓ ★ 2.9K cryptography
• 
  cli

  Command-line tools for Anchor.dev

  Open source 0.1.12 960 ↓ ★ 459 cryptography, encryption, security
• 
  Wire

  The most secure collaboration platform.

  Open source 3.44.5377 11.5K ↓ ★ 1.1K
• 
  securefs

  A filesystem in userspace (FUSE) with transparent encryption (when writing) and decryption (when reading).

  Open source 2.0.0 593 ↓ ★ 838 cryptography, encryption, security

Comparison

App	Licence	Version	Updated	GitHub stars	Chocolatey downloads
CCryptainer 18	Proprietary	18.0.3	April 27, 2025	—	—
Cryptomator	Open source	1.19.6	October 30, 2026	16.3K	166.2K
GNU Privacy Guard	Open source	2.5.24	September 23, 2026	—	186.1K
i2pd	Open source	3.0.0	October 21, 2026	4.2K	78.8K
Keybase	Open source	6.6.3.3	June 4, 2026	9.3K	36.6K
KopiaUI	Open source	0.23.1	June 15, 2026	14.4K	31.8K
age	Open source	1.3.2	September 30, 2026	24K	15.6K
Proton Pass	Open source	1.43.0	October 26, 2026	364	19.2K
NordLocker	Proprietary	6.5.0.0	October 15, 2026	—	16.1K
Minisign	Open source	0.12	February 20, 2025	2.9K	9.4K
cli	Open source	0.1.12	February 12, 2026	459	960
Wire	Open source	3.44.5377	September 16, 2026	1.1K	11.5K
securefs	Open source	2.0.0	November 12, 2025	838	593