A cis file extension is related to the CheckInbox a tool for check e-mail accounts.
Software that open cis file
CIS file extension - CheckInbox data
What is cis file? How to open cis files?
File type specification:
The cis file extension is associated with the CheckInbox, a tool for Microsoft Windows operating system that allows users to checks multiple POP3 email accounts.
The cis file contains some kind of data used by CheckInbox.
The default software associated to open cis file:
Company or developer:
VicTech Software
CheckInbox is a dedicated POP3 email notification software. A little outdated but still available and working.
List of recommended software applications associated to the .cis 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 cis file, edit cis file, convert cis file, view cis file, play cis file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with cis file - CheckInbox data
Click on the software link for more information about CheckInbox. CheckInbox uses cis file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).