Converting iFunny to MP4 is possible, although it may take some minimal effort. You will require a third party downloader web app like iFunny Video Downloader by Savevideofast. All you need to do is Copy the video content URL from iFunny and paste it into the downloader dialogue box and press on the download button. The iFunny downloader page will provide you with the option to select the video format, Click on MP4 format and wait for your download to start.
Before downloading any content, always make sure to get permission from the original video uploader to prevent copyright infringement issues and credit the uploader wherever you use the content.