Online Convert PPTX to MP4 - Online Convert allows you to convert any Microsoft PowerPoint 2007 PPTX file to MP4 easily.
Ashampoo Slideshow Studio HD - Ashampoo Slideshow Studio HD 4 turns your images into vibrant slideshows with cool effects.
iSpring Convert - Convert PowerPoint to HTML5 and MP4 video
Photostage - Quickly and easily combine photos and videos with a narration or soundtrack using PhotoStage slideshow software. Free slideshow maker download for Mac & PC.
Converter365 Convert PPT to MP4 - Converter365 is an online freeware converter tool that enables you to convert PPT to MP4 with great ease.
4K Slideshow Maker - Free app to create slideshows.