NowSmart Audio Recorder lets you combine multiple audio files into a single file.

Step 1: Open or drag and drop your audio files into NowSmart Audio Recorder in your desired order.

Step 2: Right-click on any file in the recording list, select Merge all to one, and then choose your preferred file format.

The built-in audio merger will then consolidate all the files in the recording list into one unified file.

Once completed, you'll have the merged file in the desired format.