音频工具
13 tools- Audio Trim
Audio Trim — Trim audio to a specific start–end range with optional fade in/out. Decodes any browser-supported format (MP3, WAV, OGG, M4A, FLAC) and exp...
- Audio Normalize
Audio Normalize — Boost or attenuate audio to a target loudness — peak (max amplitude) or RMS (average energy). Exports a lossless WAV. Useful when mixi...
- 音频变调与变速器
免费的在线音频变调与变速工具。可按半音调整音频音高，或在本地改变播放速率。无需上传，安全且即时生效。
- 音频倒放工具
免费在线音频倒放工具。上传任何音频文件，在浏览器本地实现倒放，并下载无损倒放 WAV 格式音频。
- Audio BPM Detector
Audio BPM Detector — Calculate the Beats Per Minute (BPM) of any song or audio track instantly. Simple, fast, and runs entirely in your browser using We...
- Audio Fade In/Out
Audio Fade In/Out — Smooth out the beginning and end of your audio tracks with custom fade durations. Upload, preview, and download your faded audio in ...
- Audio Joiner
Audio Joiner — Join two or more audio tracks together seamlessly. Reorder your clips, preview the merged timeline, and export your combined file locally.
- Audio Speed Changer
Audio Speed Changer — Change the playback speed of any audio track instantly. Perfect for transcribing interviews, practicing music parts, or listening ...
- 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.
- Voice to Text
Real-time speech-to-text via browser speech recognition. Live transcription, continuous mode, language picker. Chrome/Edge only. Private — no upload.
- 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.
- Text to Speech Reader
Free online text to speech reader. No signup, no upload — works entirely in your browser. Fast, private, and free forever.