SNote allows securely sharing private information by creating an encrypted text note with a one-time link that will self-destruct after being read by the recipient.
Cost / License
- Free
- Proprietary
Platforms
- Online

Sites and apps similar to Whisper it include vanish.so, which is free and open source. Other options are BurnChat, Retriever, BurnPony and One-Time Secret. You can choose from more than 10 Note-taking Tools like Whisper it for self-hosting, Mac, Windows, Linux and Android.
SNote allows securely sharing private information by creating an encrypted text note with a one-time link that will self-destruct after being read by the recipient.

his service has been created to offer a secure means to transfer one off information between two parties.


VaultNote is a modern, privacy-focused tool for sharing sensitive data like passwords and API keys. Unlike traditional services, all encryption (AES-256) happens directly in the user's browser (Client-Side Encryption) before any data leaves the device.
OnlyU is a free, secure platform for sending self-destructing messages and passwords. No signup is required, and all messages are end-to-end encrypted by default. Once read, messages are permanently deleted.

Use InPrivy to share passwords and other sensitive information the secure way. Generate a secure link that will be voided once opened by the recipient (more options available). Prevent your confidential data to remain fully visible in email conversations or chats.
Securely send and receive sensitive information using one-time links. Secrets are always encrypted and decrypted client-side and cannot be seen by the service. Also has features like notifications, webhooks, branding, API.

Send passwords, keys, or notes in links encrypted in the browser with AES-256-GCM. The decryption key stays in the URL fragment, so the server stores ciphertext only. Choose 1–5 views and expiry options; secrets are deleted after revealing or expiry, without an account.

Temporal.PW can convert a password into a unique temporary secure URL that is safe to send via E-Mail.
If you need to send a password or some other form of simple but sensitive information to someone you can not send it over IM or email. These methods are not secure as anyone with little knowledge can intercept this information during transmission.



