GPS Audio Recorder

GPS Audio Recorder

Professional audio recording with geographic precision. GPS Audio Recorder combines high-quality sound capture with automatic location tagging, GPS path visualization and atomic metadata (under "rGPS") integration into the audio file.

Core Features:
High-Quality Audio Recording:
AAC encoding in an M4A container.
External USB-C microphone supported via cable connection.
Adjustable bitrates: 64kbps (Low), 128kbps (Standard), 256kbps (High), up to 320kbps (Super Quality with external hardware).
Real-time audio level monitoring and background recording support.

Geographic Integration:
Automatic GPS coordinate capture at the start of every recording.
Visualization of all recordings on an interactive map (OpenStreetMap). Additional GPS path recording while moving position can be switched on/off. Location names displayed directly within the application.

Powerful Organization:
Archive including timestamps, dates, and precise geodata.
Custom naming and categorization using tags.
Filtering options for quick retrieval of specific recordings.
Batch operations for managing data archives.

Interactive Map and Playback:
Representation of recording points as markers on OpenStreetMap.
Playback of recordings by tapping map markers.
Atmospheric Shuffle Mode - A unique playback feature to experience your recordings in a smooth random sequence.

Privacy and Security:
Local Storage - All data remains exclusively on your device.
No Cloud Dependency - No private data is transmitted to external servers.
Ad-Free - No analytics tools, no tracking, and no advertisements.
Complete Ownership - You retain full control over your data.

Use Cases:
Field Recording - Document soundscapes with exact geographic context.
Travel Journals - Create an acoustic trail of your journeys.
Research and Interviews - Record conversations with automatic location stamping.
Location Scouting - Pin audio notes for film and photography projects directly to the map.
Wildlife Recording - Document nature sounds including the precise discovery site.

Technical Specifications:
Audio Format - AAC in M4A container (44.1 kHz, 16-bit).
Metadata Standards - ISO 6709 format in the filename and "rGPS" atomic metadata tag.
Map Data - OpenStreetMap with offline tile caching.
Database - Room SQLite (local storage).
Connectivity - Support for USB-C microphones (e.g., DJI Mic systems, others ...).

Operation:
Record - Start recording with a single tap. GPS coordinates are captured automatically in the background.
Organize - Rename files, add tags, or use the waveform display for quick identification.
Explore - Use the map to find recordings spatially. Cluster views assist when managing multiple recordings at the same location.
Share - Export files via email, messenger, or cloud services. GPS metadata remains intact.

Permissions:
Microphone - To record audio.
Location - To link recordings with GPS coordinates.
Foreground Service - To maintain recording while the app is in the background.
Notifications - To display the current recording status.
Internet - To download map tiles (OpenStreetMap).

Support: [jfalias@hotmail.de]