There are 2 file types use the .MMW file extension:
1. Microsoft Clip Organizer Media Catalog File
Clip art database used by Microsoft Clip Organizer, the clip art program included with Microsoft Office; used for loading clip art image that can be inserted into Office presentations and documents.
Updated: September 26, 2011
2. AceMoney Money File
Data file created by AceMoney, a personal finance tracking application; may contain account information, transactions, investment portfolio data, and other financial information; can be used for generating in-depth or summary-level reports.
The data in AceMoney files can be shared and password protected. It can also be backed up using the scheduled backup feature provided by the software.
Updated: November 29, 2010