Edit title, artist, album, genre, and cover metadata plans.
オーディオ メタデータ エディター is a free online オーディオ tool that works right in your browser — whatever you enter is processed locally and never sent to a server. No installation, no signup; works on both phone and desktop, ready to use instantly.
オーディオツールはブラウザ内で完全に実行され、MP3、WAV、OGG などに対応しています。ビットレートとサンプリングレートの制御で、用途に合わせた出力が可能です。
We found that most audio tools require uploading media to remote servers. Since privacy is our core principle, we built this tool to run entirely in your browser using Web Audio API.
はい、完全無料で登録不要です。
はい、モバイルブラウザでタッチ操作に対応しています。
オーディオ
ほとんどのツールはビットレートとサンプリングレートのオプションを提供しており、元の品質を維持したり、必要に応じて調整したりできます。
ToolPure supports MP3, WAV, AAC, FLAC, OGG, and M4A formats. You can convert between any combination of these formats with customizable bitrate (64-320 kbps) and sample rate (8-48 kHz).
Yes, you can trim audio to specific start and end times, and merge multiple audio files into a single track. Merging supports up to 50 files and preserves the original sample rate.
Once the page is loaded, all audio processing runs entirely in your browser using Web Audio API and ffmpeg.wasm. No internet connection is needed after the initial page load.
Yes. オーディオ メタデータ エディター is a pure front-end tool: whatever you type or paste is processed only in your browser's memory and never sent to a server. It disappears as soon as you refresh or close the page.
🔒 Privacy & Security：All processing happens locally in your browser. Files are never uploaded or stored.
🔒 Privacy: All processing happens locally in your browser. Your files and data never leave your device — no upload, no server, no tracking.