If you utilize free Kik spy software, you can surely do so.
However, we do not endorse it.
Any app that claims to show you how to read other people's Kik messages without paying will almost certainly have a hidden agenda.
They are most likely attempting to steal your personal information, including your credit card information.
And don't even get us started on the type of information they intend to collect from the device on which the Kik surveillance program will be installed.