Files with cer extension can be typically found as certificate projects from the AmericanGreetings Creatacard app.

There are 4 other file types using
the CER file extension!

cer icon.cer - Internet security certificate

empty icon.cer - Lahey Fortran compilation error message

empty icon.cer - Cerius2 data

empty icon.cer - Sierra Print Artist certificate

Bookmark & share this page with others:

CER file extension - Creatacard certificate project

What is cer file? How to open cer files?

File type specification:

Various data file type icon Various data file type

File extension cer is also iused in the Creatacard application used to create greeting cards developed by the AmericanGreetings.

A .cer file contains certificate project saved in the Creatacard document file format.

Updated: June 26, 2023

The default software associated to open cer file:

CreataCard picture or screenshot

CreataCard  Microsoft Windows software

Company or developer:

CreataCard is a software for creating and editing of greeting cards including ecards for birthdays, Valentine's Day, Christmas, Mother's Day, Halloween, Love & Romance, and Just Because.

Help how to open:

Use Creatacard to open .cer certificate project files.

How to convert:

Probably can be converted to anything else.

Find conversions from cer file:

cer to env

cer to lbl

cer to let

Find converter to cer file type:

env to cer

let to cer

pcr to cer

List of software applications associated to the .cer file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open cer file, edit cer file, convert cer file, view cer file, play cer file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting cer files.

Software that open cer file - Creatacard certificate project

Programs supporting the exension cer on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about CreataCard for open cer file action.

Microsoft Windows:

Previous file extension
CER file extension > Various data file types

Next file extension
file extension CERT


Enter any file extension without dot (e.g. pdf)
Search for file extension details and associated application(s)

RSS feed