What are SCHDOC files and how to open them

Are you having problems opening a SCHDOC 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 a SCHDOC file?

A .SCHDOC file is a Protel For Windows Schematic Capture 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 SCHDOC files

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

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

Last updated: November 10, 2022

Various apps that use files with this extension

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

Altium DesignerAltium DesignerUser submitted
Protel DXPProtel DXPUser submitted
ALTIUMALTIUMUser submitted
AD13AD13User submitted

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