Signal has a unique feature which is called self-destruct timer for messages.Signal is free and open-source, this feature doesn't make this private messenger easier to be hacked, but allows anyone to review its code and check its security at any time.Its end-to-end encryption protocol provides privacy protect for each of your messages.Please note that if you want to enjoy the encrypted feature of Signal, you and your friends both need to install this app. With Signal, you can communicate with your friends instantly without any SMS fees. Signal is widely regarded as the one of best encrypted messaging apps.

Signal Private Messenger Supported OS: Android & iOS Find the 6 best secret messaging apps below which can help you do what you want. You may need to hide your text messages or send secret messages to a certain recipient out of different reasons. Everyone will have more or less secret and private information in mobile phone. The privacy scandals happened in the past few years have made people attach much more importance to their data security and privacy.

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