An apt file extension is related to the Amlost Plain Text programming language. An apt file stores text.

There are 5 other file types using
the APT file extension!

empty icon.apt - Lotus Approach Data view file

apt icon.apt - Alphacam punch tool data

empty icon.apt - APT encoded bitmap image

empty icon.apt - appTranslator project

empty icon.apt - AutoPlay Menu Studio project

APT file extension - Almost Plain text

What is apt file? How to open apt files?

File type specification:

Source code and script file type icon Source code and script file type

The apt file extension is also used by Almost Plain Text programming language.

APT is a markup language that takes the hassle out of documentation writing by striving for simplicity. Its syntax resembles plain-text more than it resembles most other markup formats (such as HTML).

Updated: April 19, 2024

The default software associated to open apt file:

NotePad++ text editor icon

Notepad++ Team logoNotePad++ text editor  Microsoft Windows software

Company or developer:
Notepad++ Team

A very popular free text and source code editor. It supports syntax highlighting and syntax folding for C, C++, HTML, ASP, Java, Pascal, PHP, Cobol, CSS etc. Notepad++ also supports plugins to add new features. It is localized to many languages.

Help how to open:

Use any text editor to view content of the *.apt file.

How to convert:

Probably can be converted to other formats.

List of recommended software applications associated to the .apt 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 apt file, edit apt file, convert apt file, view apt file, play apt file etc. (if exist software for corresponding action in's database).

Software that open apt file - Almost Plain text

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

Microsoft Windows:

Main software associated with apt file by default:
NotePad++ text editor small icon NotePad++ text editor
Other suggested software:
Sublime Text small icon Sublime Text
Microsoft Windows NotePad small icon Microsoft Windows NotePad

Apple macOS / Mac OS X:


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