UD5 Toolkit
Audio Bitrate Calculator – Uncompressed & Compressed Formats
Calculate the bitrate of uncompressed audio (PCM) or compare it to compressed formats like MP3 and AAC. Understand the data rate for your audio files.
Tag: MP3 Tools - Edit & Convert
8+ toolsAudio Format Converter - Online MP3 WAV FLAC OGG
Change audio files between MP3, WAV, FLAC, and OGG. Choose codec and bitrate. Works completely offline in the browser.
WAV to MP3 Converter - Online Audio Compression
Convert WAV audio files to MP3 directly in your browser using a built‑in codec. Choose bitrate and quality. No upload.
Music Metadata Editor - Online ID3 Tag Viewer & Writer
View and edit ID3 tags of MP3 files, including title, artist, album, and artwork. All processing in your browser; no files uploaded.
Video to MP3 Extractor - Online Save Audio from Video
Extract the audio track from any video and save as MP3 or WAV. No re‑encoding; fast demux. Client‑side only.
MP4 to MP3 Audio Extractor - Online Save Sound from Video
Upload an MP4 video and extract only its audio track as an MP3 file. Quick and without server upload. Local processing.
Video to Audio Extractor - Online Save MP3 from MP4
Extract the audio track from any video file and download it as MP3 or WAV. Works offline; no server upload.
Audio Converter - Online Convert WAV MP3 OGG Locally
Convert audio files between popular formats like WAV, MP3, and OGG directly in the browser. No upload, fast encoding using WebAudio and ffmpeg wasm.