Audio Tools

Extract audio tracks from your video files online. Select output format (MP3, WAV, AAC, OGG). Client-side processing.

Cut MP3 and other audio files online: trim one exact segment or split a file into equal parts. Works with MP3, WAV, M4A, FLAC, OGG, AAC and WMA. Free to try, and your files are processed in your browser, never uploaded.

Turn an audio or video file, or a recording you make here, into text with timestamps. Free in your browser, or AI with speaker labels. Copy it or download TXT, SRT or VTT subtitles.

Choose a 0.5-40 Hz beat, including Delta through Gamma, and optionally mix your MP3 or WAV with pink noise and fades. The WAV stays on your device.

Loop any section of an MP3 with a visual waveform, precise A and B markers, playback speed control and real-time preview. Set exact loop points, adjust tempo for practice and export as MP3, all processed in your own browser.

Upload an MP3 up to 10MB. Preview both waveforms and download the reversed audio, which is not stored.

Tap along to the rhythm of any song to calculate beats per minute in real time, view beat intervals, and check tempo stability.

Paste a chord sheet or lyrics and choose your original and target keys to transpose chords, slash chords, and notes with sharps or flats.

Generate pure audio tones at any frequency from 1 Hz to 20,000 Hz. Features real-time waveform and spectrum visualization, multiple wave types, musical note presets, binaural beats, and frequency sweep modes.