An apk file extension is related to the Microsoft Train Simulator and used for its packaged activity files. An apk files also uses Quake 2 first person action shooter computer game.

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

apk icon.apk - Google Android application package [common]

empty icon.apk - GameSpy Arcade service data file

empty icon.apk - Active Tutor project

empty icon.apk - Asustor ADM application package

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APK file extension - Microsoft Train Simulator packaged activity data

What is apk file? How to open apk files?

File type specification:

Game file type icon Game file type

The apk file extension is also used by Microsoft Train Simulator,  a train simulator for Microsoft Windows, released in 2001.

The apk file used in MTS contains saved packaged activity data.

The apk file extension was also used in some old games like Quake 2 for their audio files, but this is unrelated format, just sharing same file extension.

This apk file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open apk file:

Train Simulator picture or screenshot

Microsoft Corporation logoTrain Simulator  Microsoft Windows software

Company or developer:
Microsoft Corporation

Train Simulator is train simulation computer game for Microsoft Windows. Train Simulator is including detailed 3-D cabs, locomotives, and rolling stock with real-world physics, functioning signals and switches, passenger/freight loading and unloading, dynamic weather etc.

Help how to open:

These files are not meant to be opened directly, they just contain resource data for the game.

How to convert:

Conversion to other formats is not possible.

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

Unspecified and all other actions for computer programs working with apk file - Microsoft Train Simulator packaged activity data

Click on the software link for more information about Train Simulator. Train Simulator uses apk 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.).

Microsoft Windows:

Main software associated with apk file by default:
Train Simulator
Other suggested software:
Quake 2 small icon Quake 2

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