This is a tool that converts PPTX file to the PPT format and vice versa.
Batch PPTX to PPT Converter is a software utility that converts the recent PPTX format presentations created by MS PowerPoint 2007 and later versions to PPT file version of the earlier versions. It will do the conversion the other way too, i.e from PPT to PPTX equally easily. The tool offers support for batch operation through usual GUI support. It also supports a command line mode. The interface is very simple and takes only a few minutes to figure out, you do not even need to read the manuals or the help files. In the GUI mode it supports drag & drop as well as the explorer context support. The application is designed to work in the multi-threading mode. You could start, stop or pause the operation at any time. Conversion need not be completed in one session. Intermediate results could be saved in a project file for continuation later.
It is a batch processor and thus can save you a lot of time when dealing with a bunch of files. The simple interface does not leave any scope for errors as PPT files are always converted to PPTX and PPTX files are converted to PPT. Picking the files or a full folder is possible and is simply done. Conversion process does not introduce any errors. This is a very good product and if you have a need for this kind of a tool simply go ahead and try it out in your context.