In a significant development alongside the introduction of end-to-end encryption in Messenger, Meta is enhancing user privacy with the addition of disappearing voice messages to WhatsApp. This novel feature enables users to send voice messages that self-destruct after a single playback, akin to the "View Once" option for media introduced in 2021.

The company underscores the added security this feature brings to conversations, especially when users wish to share information that should not be stored digitally—such as when planning surprises or transmitting sensitive data for a one-time use, like credit card details.

To signal the ephemeral nature of these messages, a distinctive "one-time" icon will accompany them. This visual cue informs recipients that the message can be heard only once before vanishing, preventing unintended playback in inappropriate settings.

WhatsApp assures users that these disappearing voice messages, like their "View Once" counterparts, benefit from default end-to-end encryption, safeguarding the shared content from unauthorized access.

This update follows a series of privacy-oriented changes across Meta's social platforms, aligning with CEO Mark Zuckerberg's 2019 vision for a secure and private digital future. While some initiatives have been adjusted, such as discontinuing cross-messaging between Instagram and Facebook, Meta remains committed to encryption promises.

After successfully implementing encryption in WhatsApp chat backups in 2021, Meta has now extended end-to-end encryption to Messenger. The global rollout of WhatsApp's View Once feature for voice messages is currently underway, with users expected to gain access over the next several days.

Stay tuned for this innovative feature that ensures your voice messages remain confidential and fleeting, bringing an added layer of security to your digital conversations.