ADN File

What are ADN files and how to open them

Are you having problems opening an ADN file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your ADN files.

What is an ADN file?

An .ADN file is a Lotus 1-2-3 Add-In Application file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open ADN files

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

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

Last updated: February 24, 2023

Various apps that use files with this extension

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

Help us help others

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