ERO File

What are ERO files and how to open them

Are you having problems opening an ERO file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is an ERO file?

The ERO file extension indicates to your device which app can open the file. However, different programs may use the ERO file type for different types of data.

While we do not yet describe the ERO file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.

We are continually working on adding more file type descriptions to the site, so if you have information about ERO files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!

How to open ERO files

Important: Different programs may use files with the ERO file extension for different purposes, so unless you are sure which format your ERO file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 6 different ERO openers which you will find listed below.

Various apps that use files with this extension

These apps are known to open certain types of ERO files. Remember, different programs may use ERO files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Organise-notes Microsoft EncartaOrganise-notes Microsoft EncartaUser submitted
Encarta Research Organizer World EnglishEncarta Research Organizer World EnglishUser submitted
MRTMRTUser submitted
Encarta Research OrganizerEncarta Research OrganizerUser submitted
InformationshanterarenInformationshanterarenUser submitted
EROAEROAUser submitted

Try a universal file viewer

Try a universal file viewer like Bitberry File Opener. It can open 410 different types of files - and most likely yours too. Download Bitberry File Opener here.

Help us help others helps thousands of users every day, and we would love to hear from you if you have additional information about ERO file formats, example files, or compatible programs. Please use the links below or email us at to discuss further.