Cipher Notes

Notes that nobody else can read.

A markdown notebook with end-to-end encryption. Your content is encrypted in your browser before it ever touches the network. Not even we can see it.

True end-to-end encryption

Encryption happens in your browser with a key derived from your passphrase. The server only stores ciphertext.

Built-in version history

Snapshot any note. Revert, view, or delete past versions whenever you want.

Export anytime

Download an encrypted backup or a plain folder of markdown files. Your data, your call.