What is .APT file extension?
Text document written in Almost Plain Text (APT), a simple markup language that describes the formatting of a text document; can be converted to HTML, PDF, PostScript, RTF, or other formats using a document generation program such as Aptconvert, which is often used with Maven software development tools.
You can edit APT files with any text editor since the files are saved in a plain text format.
NOTE: APT files are similar to Wiki webpages, which are also written in a simple markup language intended to be displayed as HTML.
You can see a list of software programs here on www.easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.