Welcome to the support page for Textin.

Textin – A Secure Text Encryption App. Protect your passwords, private information, and business secrets with Textin.

Here you can find answers to common questions and get in touch with us.

📩 Contact Us

📧 Email: [email protected]

Latest Updates

Version 1.0.4 – Released on April 26, 2025

Fix and improve.

Frequently Asked Questions(FAQ)

About Your Unique Encryption Key

• Textin uses Curve25519 encryption technology to automatically generate your unique encryption key.
• Your private key is stored exclusively on your device and will never be exposed.
• Share your public key, allowing friends to encrypt messages and securely send them to you via the web or messaging apps.

How to Encrypt Messages？

• Copy the recipient’s public key and paste it into Textin to add them.
• Once you enter a message, it is automatically encrypted into ciphertext, which can then be copied or shared securely.