Life & fun · alternatives · 2026

24 alternatives to CastleFile

Fun, secure and client side file encryption using chess

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
CastlePass▲152
Password generator using chess moves
2025 · chromewebstore.google.com · its alternatives →
2
Age 1.0 – Simple, modern and secure file encryption▲494
A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability. - Release age v1.0.0 🏁 · FiloSottile/age
2021 · github.com · its alternatives →
3
hat.sh▲212
Free, fast, secure and serverless file encryption
2019 · hat.sh · its alternatives →
4TS
The SC4-HSM, a fully open USB hardware secure module▲137
2016 · sc4.us · its alternatives →
5
transferfile.io▲85
Encrypted filesharing through the IPFS network
2021 · sedo.com · its alternatives →
6
NordLocker▲87
Store and share your files securely
2020 · nordlocker.com · its alternatives →
7NI
NoFile.io – A simple file storage site with lots of perks▲231
2017 · nofile.io · its alternatives →
8
Securely Handle Encryption Keys in Go▲119
Software sandbox for storage of sensitive information in memory. - awnumar/memguard
2017 · github.com · its alternatives →
9
SecretCrypt – Keeping secrets in plain sight▲75
2016 · zemanta.github.io · its alternatives →
10
Open-source alternative to HashiCorp/IBM Vault▲123
Infisical is the open-source platform for secrets, certificates, and privileged access management. - infisical/README.md at main · Infisical/infisical
2024 · github.com · its alternatives →
11
fusionTAP▲55
Intuitively secure your data - it's one-TAP-simple
2023 · fusiontap.com · its alternatives →
12
FractalCrypt 2.0 – free deniable encryption cryptoarchiver▲128
Free cross-platform deniable encryption cryptoarchiver - GitHub - zorggomat/FractalCryptGUI: Free cross-platform deniable encryption cryptoarchiver
2021 · github.com · its alternatives →
13
Covert – Rewrite of HashiCorp Vault Using Rust, SQLite and Litestream▲54
Contribute to fmeringdal/covert development by creating an account on GitHub.
2023 · github.com · its alternatives →
14
Kryptor – A simple, modern, and secure encryption tool▲78
2021 · kryptor.co.uk · its alternatives →
15AG
Air-gapped file encryption as self-decrypting HTML page▲90
28d ago · cms-sfx-demo.apeleg.com · its alternatives →
16FA
FileRock, a Secure Dropbox Clone, goes Open Source▲97
2013 · blog.filerock.com · its alternatives →
17
Kryptor▲84
A simple, modern, and secure encryption tool
2021 · kryptor.co.uk · its alternatives →
18
Cryptle▲60
A cryptographic word game
2023 · cryptle.io · its alternatives →
19
Ezcrypt – A file encryption tool (simple, strong, public domain)▲37
ezcrypt - An easy to use tool for strong file encryption.
2024 · codeberg.org · its alternatives →
20
Pipe File – Document Collection Secured with PGP▲18
Get documents faster with Pipefile. Easy for clients, powerful enough for enterprises. Features checklists, reminders, forms, and e-signatures.
2019 · pipefile.com · its alternatives →
21
CipherPro▲61
Cryptograms to challenge your cipher-solving skills
2018 · play.google.com · its alternatives →
22
Cryptr – shell utility for encrypting and decrypting files▲10
A simple shell utility for encrypting and decrypting files using scrypt. - nodesocket/cryptr
2024 · github.com · its alternatives →
23
SecretMemoryLocker – File Encryption Without Static Passwords▲14
I built SecretMemoryLocker (https://secretmemorylocker.com), a file encryption tool that generates keys dynamically from your answers to personal questions instead of using a static master password. This makes offline brute-force attacks much more difficult. Think of it as a password manager that meets mnemonic seed recovery, but without storing any sensitive keys on disk. Why? I kept losing master passwords and wanted a solution that wasn't tied to a single point of failure. I also wanted to create a "digital legacy" that my family could access only under specific conditions. The…
2025 · github.com · its alternatives →
24
Kbsecret – A secret manager backed by Keybase and KBFS▲14
A secret manager backed by Keybase and KBFS. Contribute to kbsecret/kbsecret development by creating an account on GitHub.
2017 · github.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →