FlashSeal

Share secrets, once.

Encrypted in your browser.

Self-destructs after viewing.

Only the first successful viewer can open it. Unopened secrets expire in 1 hour.

End-to-end encryption

We can't see your data. Only you and your recipient hold the keys.

One-time access

The secret link expires immediately after the first successful view.

60-second window

Once opened, the recipient has a short window before data is wiped.

1-hour expiry

Unopened secrets are automatically deleted after 60 minutes.