>> APP file

APP file format description

Many people share .app files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .app file can be edited, converted or printed with. On this page, we try to provide assistance for handling .app files.

4 filename extension(s) found in our database.

.app - SymbianOS Compiled Application

The APP application files are related to SymbianOS SDK. APP file is a SymbianOS Compiled Application. SymbianOS is an operating system designed specifically as a foundation for developing smart devices. The SymbianOS SDK seems to be no longer supported.

SymbianOS SDK
Application files
- / -
SymbianOS Compiled Application related extensions:
Yahoo! Widgets Widget
XnView AddOn File
Xbox Executable File
Zune HD Application
Xbox 360 Executable
AMP1-16 Update Executable

.app - Visual FoxPro Application

The APP development files are related to Visual FoxPro. APP file is a Visual FoxPro Application. Visual FoxPro is a data-centric object-oriented and procedural programming language produced by Microsoft.

Visual FoxPro
Development files
- / -
Visual FoxPro Application related extensions:
Windows PowerShell Console Script
XML for Analysis File
Microsoft Azure Diagnostics Configuration Data
Microsoft Azure Service Definition Schema
Windows PowerShell Data
Windows PowerShell Script Module

.app - Alphacam Punch Post Data

The APP data files are related to Alphacam. APP file is an Alphacam Punch Post Data. Alphacam is a leading CAD/CAM software solution for the Woodworking industry.

Data files
- / -
Alphacam Punch Post Data related extensions:
Alphacam Diecut VB Macro
Alphacam Diecut Drawing
Alphacam Diecut Param Macro
Alphacam Diecut Post Data
Alphacam Diecut Tool Data
Alphacam Wire EDM VB Macro

.app - Atari 8-bit Apac3 Linker-Viewer Image

The APP graphic files are related to Recoil. APP file is an Atari 8-bit Apac3 Linker-Viewer Image. The Atari 8-bit family is a series of 8-bit home computers introduced by Atari, Inc.

Graphic files
- / -
Atari 8-bit Apac3 Linker-Viewer Image related extensions:
Commodore 64 8x8 Font Data
Commodore 64 SEUCK Sprite Image
Atari 8-bit Anime 4ever Image
Commodore Amiga AMOS Bitmap
Commodore Amiga Continuous Bitmap Image
Commodore 64 AFLI-editor Image

Naturally, other applications may also use the .app file extension. Even harmful programs can create .app files. Be especially cautious with .app files coming from an unknown source!

Can't open a .app file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .app file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

alp, aop, ap, apl, apo, pap, pp, qpp, wpp, xpp, zpp

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Ableton Live Pack
QPresenter Pro Presentation
Alphacam Laser Post Data
WebPlus Site Data
O&P Industry AOP Data
WorkPlace Pro Utilities Property Sets Export Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .app file format, then write to us!

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