Though AAC was heralded as the successor of MP3, it is a fact that the quality of the former is much better when compared to the latter at similar bitrates. In order to achieve top quality files at no cost, the Free MP3 to AAC Converter should be considered. Apart from being a 100% free, it is clean and simple to use as well. There is no malware or adware during the download. Therefore, the security of the device is kept intact at all times. With just a few clicks, users can operate the software. There are no glitches of any kind. It is a light weight tool that does not eat up the disk space either. With low to moderate amount of system resources, this tool is ideal for anyone who has a laptop or desktop that runs on Windows OS. There is no need for any additional specifications as it is a standalone tool. Apart from the AAC format, the Free MP3 to AAC Converter also supports AC3 and M4A file types. After the installation, users can start adding the AAC files onto the conversion queue. The items in the queue can be moved up and down the list to set the order of conversion. Any number of files can be added onto the interface and converted simultaneously. This is because of the batch conversion feature. Users can even add complete folders to the list. The response time of the tool is also impressive. There are no delays of any kind. The Free MP3 to AAC Converter even has quite a few customisation options. The quality of the output can be enhanced with these modifications. The destination folder can be accessed from the interface itself after the conversion process is completed. It is basic, yet functional.