1)   Okdo Document Converter Professional 3.5
Okdo Document Converter Professional is the most advanced converter. It can support comprehensive formats: doc, docx, docm, xls, xlsx, xlsm, ppt, pptx, pptm, txt, rtf, pdf, htm, html, url, any type image as jpg,bmp,tif,gif,png,ico,j2k,jp2,jpeg etc.

 2)   Okdo All to PowerPoint Converter Professional 3.5
Okdo All to PowerPoint Converter Professional is a professional and easy PowerPoint converter. Own the most powerful conversion function. you can batch convert any format file to ppt/pptx/pptm with ease.