Công cụ Âm thanh
3 tools- Audio Waveform Editor
Audio Waveform Editor — Import audio files to analyze amplitude profiles. Trim start and end offsets, add fade curves, and export to WAV format.
- Audio Studio
Free online audio studio editor. Trim, fade, normalize, pitch-shift, reverse, change speed, and detect BPM of audio files 100% in your browser.
- Audio Format Converter
Free online audio format converter. Convert between WAV, MP3, OGG, M4A, FLAC, and AAC directly in your browser. No upload — fully client-side with Web Audio API.