Having trouble opening .mmm extension? Don't panic! This page explains what mmm files are as well as suggests programs you may use to open mmm files. You can download these programs through this page.
What is a MMM file?
Mmm file extension has MiraMon Maps file type, developed by CREAF and UAB, which is associated with the "gis files" category.
Associated with MiraMon, the file provides graphical map data as well as attached media or documents. It uses raster and vector formats.
For easier distribution, users can convert MMM files into .MMZ files. However, they should open map files, using an uncompressed format, for accessing individual layers of the map file.
To learn how you can open the given file, read the information below.
How to open MMM file?
Double click the mmm file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .mmm extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.
- Method 1: Fix file association errors
- Method 2: Download the appropriate software
- Method 3: Use universal file viewer
Method 1: Fix file association errors
Follow these steps in order to automatically fix the mmm extension associations' problem in no time:
- Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
- Step 2: Click "Start Scan" to identify all potential issues.
- Step 3: Review scan results and click "Fix Items".
File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable
This Tool is Compatible With: 
Method 2: Download the appropriate software
The given list provides programs which may be used for opening or converting the mmm file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.
Programs that open MMM files
-
Windows
-
MiraMon
-
MiraMon Universal Map Reader
-
Method 3: Use universal file viewer
In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the mmm file as well. Download Universal File Viewer for your OS.