Free Merge MP3 8.0 is a local Windows audio merger for combining, trimming, arranging, and tagging audio without uploading it. It supports MP3, M4A, WAV, FLAC, OGG, Opus, WMA, and other FFmpeg-readable formats; Smart, Lossless Copy, and Studio workflows; cover art; metadata; CUE chapter sheets; saved projects; and precise waveform zoom.
Download Free Merge MP3 for Windows. Keep the original files until you have listened to and backed up the merged result.