Powered by YAMNet, identifies 521 sound classes in real-time — birds, instruments, traffic, appliances and more.
Turn images into sound! Play shapes that appear as art on another phone's spectrogram. 9 built-in presets, or upload your own image with Pro.
5 perceptually uniform colormaps: Inferno, Viridis, Magma, Plasma, and Classic.
20 Hz to 20 kHz logarithmic spectrogram with adaptive frequency labels. Blackman-Harris windowing for -92 dB sidelobe suppression.
Record outdoor sound walks with GPS coordinates. View detected sounds plotted on a map along your route. Pro feature.
Adaptive per-bin spectral subtraction removes background noise, revealing what matters.
Quick-switch between Birding, Speech, Music, and Full Range modes to focus on what you're listening for.
Full interface and all 521 detection labels in EN, IT, DE, FR, ES, PT, JA, KO, ZH.
Record audio as WAV files with one tap. Recordings are saved locally on your device — never uploaded or shared.
See the last detected sound at a glance without opening the app.
Play a sound file and watch hidden images appear on your friend's spectrogram. A fun way to share visual messages through sound.
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Identify 14,795 bird species by sound. AI cascade: YAMNet detects "Bird", then a specialized neural network identifies the exact species.
Calibrated dB meter with noise heatmap on the GPS map. See which areas are noisiest along your route.
Keep recording sounds and GPS data in the background with a foreground service. Never miss a detection.
All audio is processed locally on your device. Optional recordings are saved on-device only — never uploaded or shared with anyone.
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