Joiner Tools

Combine multiple items into one: merge documents, images, audio or video quickly and losslessly in your browser for seamless file management and organization.

3 tools available

Audio Tools 1

Audio Joiner

Free audio joiner: merge MP3, WAV, M4A, podcast episodes with crossfade, silence gap and normalize loudness. No upload, runs in your browser.

File Tools 1

Merge Files

Reassemble 001/002 split parts into one file, combine binary chunks in custom order, then verify the checksum. Browser-side merge, no upload.

Video Tools 1

Video Joiner

Merge MP4, WebM and MOV clips in your browser - no upload, no watermark. Pick quality (CRF), keep 1080p, add faststart for web. Mixed sources auto-normalized.