Com/app or cleverpdfapp.com. This is the biggest online PDF program in the Google Play store. Clever Text Converter is another free online PDF conversion software. “Cleverest Pro” is a freemium and has several extra features such as PDF templates, free editing software, and more. Clever PDF Online is an alternative to Microsoft Windows, Mac and a software that can convert PDF, HTML and text files onto any desired digital format. The converter will convert PDF, HTML, DOC, PPT, PUB with conversion to MS Office, PowerPoint, Adobe .pdf with conversion to PSD, PGF and JPG formats with and more. This is the original Free PDF Converter.