From Open File Tools:
Most likely you need MPP Open File Tool if the damage affects MPP files for any reason and there are no other ways of getting back the needed information using backup copies or any other solution. After the start of MPP Open File Tool this software is ready to open corrupted documents of Microsoft Project format and you may work with any version of MPP file in use. This program allows processing Microsoft Project files in virtually any environment based under MS Windows, just start MPP Open File Tool, select a file of corresponding MS Project format, check its path and click Analyze to continue. If the damage to input document is not considerable, the recovery of all tables is possible and vice versa. When you use MPP Open File Tool, the evaluation of its efficiency is possible before you register this application and this efficiency may be different in all cases. However, it depends on the state of input document only, other parameters are not really important, the engine of MPP recovery works fine on all computers and provides the highest efficiency in any network. Besides, the size of MPP Open File Tool is so small that you may get it on your computer and start working in a minute after the first error message, notifying about data corruption issues in MPP files. After the end of data processing, MPP Open File Tool converts this information into a clean file of MS Project format and allows previewing the output information before it is ready to be exported. Please evaluate the process of MS Project repair until you get a clear understanding of how it works and make sure the restoration of selected MPP document can be performed and all information, stored in this document, can be really restored. The automation of MPP Open File Tool data recovery engine allows working without any difficulties so the presence of good technical skills is not really needed.