APP file extension. How to open and convert files with APP file suffix

There are 18 other file types using
the APP file extension!

.app - Mac application package or core system service [common]

.app - Lotus Symphony add-in application

.app - dBase application generator object

.app - DR-DOS executable application

.app - Visual FoxPro application

.app - Alphacam punch post

.app - ArcPad project file

.app - Psion OVAL data

.app - Timex Data Link USB application

.app - GEM application bundle

.app - CA Visual Objects platform for developer (CAVO) project

.app - Clarion for Windows application

.app - Cybiko computer application file

.app - Team Developer normal mode application

.app - OrbWorks PocketC CE application

.app - ThecusOS application

.app - Atari picture image

.app - HarmonyOS App Package

APP file extension - Symbian OS application

What is app file? How to open app files?

File type specification:

Program executable file type

Email attachment blocked file type

The app file extension is associated with the Symbian OS, a mobile platform used in various smart mobile phones developed by Sony Ericsson, Nokia etc.

The app file stores application for Symbian OS.

Nokia stopped developing of Symbian in 2012.

The default software associated to open app file:

Symbian OS

Company or developer:
Nokia Corporation

Symbian OS was the first popular user-friendly operating system for smart phones. Symbian OS supports many modern features, such as multitasking, memory protection, multi-touch, Microsoft Silverlight, Adobe Flash, widgets, video conferencing etc.. Pre-installed applications in phone can manage phone calls, SMS, MMS, multimedia, e-mails, Internet browsing etc.. Applications for Symbian are written in Symbian C++ programming language. Other applications are available to download on Nokia Ovi Store.

Help how to open:

Use compatible tools to work with *.app files.

How to convert:

Probably cannot be exported to other formats.

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

Unspecified and all other actions for computer programs working with app file - Symbian OS application

Click on the software link for more information about Symbian OS. Symbian OS uses app 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.).

Symbian:

Symbian OS

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