Download Jodix's iPod Video Converter, which is one of the best AVI to M4V converters available online for free. You can download the application from the software’s official website or you can also download it from CNET’s download page. Click on download and save it to the location in your hard drive where you usually save such softwares.
Double click on the setup file and install the program on your computer. After the installation is complete, double click the program execution file to open the application. You will now see the iPod Video Converter application running on your screen. Click the "Add Files" button to select the files that you want to convert to M4V. You will now be asked to select the AVI files that you need to convert. In the "Select File(s) to Convert..." window, locate the AVI files and double click them to add them to the program.
Now, the “Settings” window will appear, asking you to apply the conversion settings. Confirm the input file information and click “Next”. Select the location where you want to save the output file. Also, set the preferences of the output file, the dimensions. Also, set the quality of audio and video from the same window. When you are done selecting your desired preferences, click “Next”. You will now see "Tag Editor” button, which you can use to add optional tags to your video. If you do not want to add tags, just leave the section blank and click “OK”.
In the main program window, click “Convert” and the process will start. After the conversion is complete, you will see a confirmation message. You can now transfer the files to your device that supports M4V format.