How to merge songs (mp3, m4a, wav)? А free online app you can use to join multiple audio tracks into one. It supports crossfading and all popular file formats.

该应用支持 300 多种文件格式，可以自动将它们转换为 mp3 格式，速度更快，操作更方便。

Audio-joiner.app is an online audio joiner, tool to join mp3 music and merge audio files easily. Supports all audio formats, no software installation.

The Online Audio Merger allows you to combine MP3, WAV, OGG and other files into one soundtrack. It works on any device: Mac, PC, Android or iPhone.

强大的在线音频合并工具，支持mp3、wav等多种格式文件处理。 提供专业的音轨编辑功能，包括精确修剪、剪切、淡入淡出效果调节等。 适用于音乐制作、播客编辑、音频后期处理等场景，确保高品质输出。

Our Audio Joiner is a free online tool that allows you to combine multiple audio files into a single track. The Audio Joiner includes features like track arrangement, trim/cut editing, and fade effects, making it perfect for both basic and advanced audio editing needs.

Our free online audio joiner allows you to join your audio files into one. 1. Select one of the file sources: Local file, Dropbox, Googledrive and URL and provide a file name or its url. 2. Click the Open button to open the source audio file for join. 3. Click the Join button to start the conversion.

不过最近小编发现一款超好用的线上工具Audio Joiner，电脑不须要安装任何 App 就可以完成多首 MP3 音乐合并，而且「无曲目数量限制」、「完全免费」，还支持「淡入」、「淡出」功能，最后能够下载 MP3、M4A、WAV 及 FLAC 格式的音频文件，有合并歌曲需求的朋友 ...

Join two or more audio files together into one with just a few clicks. All formats supported. Best audio joiner tools for audio merging.

打开 audiojoinerkit.com/audio 连接器。 在提供的空间中添加音频文件。 使用 “添加文件” 选项添加更多音频文件。 点击 “加入” 以合并音频文件。 等待手指被折断。 瞧！！音频已准备就绪，可 …