🎵 AudioTool
🛡️ 100% Browser-Based Processing

Fast in Browser audio conversion tool, Multi-Format Conversion, Cover Art Integration, and Automated Transcription.

Powerful Features

Transform your media files with our comprehensive suite of browser-based tools. No servers, no uploads - just pure client-side magic.

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Browser-Powered Processing

Transform your media directly in your browser with zero server dependency. Your files stay private and processing is lightning-fast.

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Audio Extraction

Seamlessly extract high-quality audio tracks from your video files with just a few clicks.

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Cover Art Integration

Personalize your audio files by adding custom cover artwork to make your media library more visually appealing.

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Auto Transcription

Generate .srt subtitle files from your audio with AI, making your content more accessible and searchable.

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Flexible Export Options

Export your audio in multiple formats including MP3, AAC, Vorbis, and PCM for maximum compatibility.

Frequently Asked Questions

Find answers to common questions about our audio processing tools

Our application uses modern web technologies like WebAssembly and Web Audio API to process your media files directly in your browser. This means your files never leave your device, ensuring complete privacy and faster processing times.

Our application support adding cover art only in m4a and mp3 files.

You are likely using a browser like Safari, which is known for not supporting audio file formats like .ogg (Vorbis, Opus)

We support most common video formats including MP4, WebM, MKV, and MOV.

Since all processing happens locally in your browser, file size limits depend on your device's available memory. We recommend files under 2GB for optimal performance, though larger files may work depending on your system.

Not that good, the transcription uses AI (xenova/whisper-base.en). The accuracy also depends on factors like audio quality, speaker clarity, and background noise. For best results, use clear audio with minimal background interference.