Lumo

Lumo is the privacy-first AI assistant created by Proton, the team behind encrypted email, VPN, password manager, and cloud storage trusted by over 100 million people. Lumo helps you stay productive, curious, and informed — without ever compromising your privacy.

Key Features

WebView Integration

- Displays the Lumo web application within a native Android WebView component - Uses modern WebView settings for optimal compatibility and performance - Includes JavaScript interface (WebAppInterface) for bidirectional communication between web app and native Android code - Handles file uploads initiated from the web interface using WebChromeClient.onShowFileChooser

Speech-to-Text Input

- Custom voice input experience using Material 3 Modal Bottom Sheet - Native android.speech.SpeechRecognizer for voice capture - Real-time audio waveform visualization based on microphone input levels - Direct text injection into the web application's composer using JavaScript - Comprehensive permission handling for RECORD_AUDIO - On-device recognition detection (API 33+) with status display

Services Variants (services)

- gms: With Google Mobile Services (in-app billing enabled) - noGms: Without Google Mobile Services (alternative payment dialog)

License

This project is licensed under the GNU General Public License v3.0.