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CryptX app for iPhone and iPad


4.0 ( 8880 ratings )
Utilities Productivity
Developer: Ben Heyder
1.99 USD
Current version: 1.4, last update: 6 years ago
First release : 21 Oct 2011
App size: 370 Kb

CryptX securely encrypts/decrypts messages and text with a password:

- seamless sending of encrypted Emails via integrated send button
- sending of iMessages, SMS via copy/paste
- encrypt notes on your iPhone/iPad/iPod touch

CryptX makes sending and receiving of encrypted Emails easy. Just use the "compose mail" button in the app. The recipient just needs to click the link. This will open the app automatically. Type in the shared password to decrypt - that´s it!


Why you need CryptX / encryption on your device:

- Wireless networks and the Internet aren´t secure channels to send confidential data
- confidential data on a stolen/lost device is a problem
- you don´t want others to read your Emails, iMessages, SMS, notes


More cryptographic details:

- AES256 (CBC mode)
- secure key derivation
- secure random generation
- integrity validation of encrypted data
- always different encrypted output of same input