This app provides on-device text encryption, transforming your messages into encrypted emojis that can be sent via any messaging app. It allows secure communication with other users through shared keys and supports multiple languages with offline dictionaries.
1.1.4
November 4, 2026
• Your exact typed spelling is always the first alphabet recommendation. • The highlighted recommendation shows what Space will accept. • Preserve your spelling and case by tapping the first choice. • Improved suggestion stability and responsiveness when editing long messages.
More$24.99
Murmur Premium
Lifetime unlock for more keys and private groups.
Murmur Input is a keyboard application that enables on-device text encryption. It allows you to type messages, encrypt them into special emojis, and send them through your preferred messaging applications, ensuring your communications remain private.
All encryption, decryption, and dictionary lookups are performed directly on your device. The app does not require an account, display advertisements, or engage in cross-app tracking, and it only requests 'Full Access' for essential secure storage and clipboard features.
No, both participants need to have Murmur Input installed and share a matching key or have completed a pairing to communicate securely. You can connect with other users via a shared-key QR invitation or private ECDH pairing.
Murmur Input supports typing in 11 languages: English, Chinese (Simplified and Traditional), Spanish, Russian, Arabic, French, German, Portuguese, Italian, Turkish, and Korean. All 12 keyboard language options are available for free.
The free version includes 3 QR key slots and 1 ECDH key slot. The ECDH slot can hold a one-to-one pair or a received group invitation. Premium offers more key storage and the ability to create private groups.
No, Murmur Input does not have advertisements. The application is designed to be ad-free, focusing on providing a private and secure user experience without interruptions.
The latest version of Murmur Input is 1.1.4, which was last updated on November 4, 2026. Updates are released periodically to improve functionality and security.
Murmur Input has an age rating of 4+. While the app itself is designed for secure communication, users should exercise caution and only pair with individuals they trust, as with any communication tool.
