The post-quantum password manager

No monthly fees. Ever.

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“Big fan of the strong encryption, and how there is no online connectivity by default.”

@sleep

“9Secure is my main password manager, and I don’t plan to change that.”

@PXIN

“Sleek, fast, and super responsive. Vaultlight is legit instant.”

@CheekiBreeki2023

“Best password manager. Vaultlight makes it even better.”

@Junk

“I’ve been waiting for this. Vaultlight is so easy to use.”

@goose

“This was a lot of work.”

@bign0name · founder

“Product is goated.”

@أبو رمان

One shortcut.

Log in anywhere. Fill anything.

Read the Vaultlight guide

Sync directly.

Your vaults, encrypted on every trusted device.

Read the Sync guide

Peace of mind.

See which credentials are at risk.

Read the Sentinel guide

Passkeys & Authenticator

The essentials are built in, including passkeys and authenticator codes.

Offline-first

Every vault starts on your device. No account or cloud connection is required.

Source-available

Inspect the source for the cryptography behind 9Secure, including XChaCha20, Argon2id, and post-quantum algorithms.

Post-quantum

ML-KEM key exchange and ML-DSA authentication protect every sync session between paired devices.

Rust-based

One Rust core owns vault storage, cryptography, and sync across every platform.

Protect what matters today.

Military-grade protection, built for what comes next.

Read more about our security

Ready when you are.

Download 9Secure Other platforms
Windows macOS iOS Android