Open APP file

The most commonly used .app file type: Mac application package or core system service

What is app file? Understanding and opening app files

app file icon Are you facing difficulties opening app files on your computer, or wondering exactly what app file is?
We've got the best software solutions for opening app files effortlessly.

.app file type #1: Mac application package or core system service

Files with app  extension are commonly related to app packages for Mac OS X (macOS) operating system for Apple Mac Pro, MacBook Pro, Mac Mini and MacBook Air computers.

Further details

File extension app is associated with the macOS (Mac OS X) operating system.

The app suffix is used as a container for Mac applications. Under Mac OS X (macOS) it is visible like single application with extension app and it's executable.

Under Windows operating systems this file shows as a directory with *.app suffix containing application files.

Open app file with:

macOS icon

macOS

A Unix-based desktop operating system for Apple Mac computers

Mac OS X icon

Mac OS X

Unix-based operating system for Apple Mac computers

Xcode icon

Xcode

IDE used for development of app in Objective-C programming language

.app file type #2: Alphacam punch post

An app file extension is associated with the Alphacam a CAD/CAM solution. An app file stores punch post.

Further details

The app file extension is also used by Alphacam, a leading Microsoft Windows CAD/CAM software solution for the Woodworking industry.

The app file used in Alphacam contains punch post data.

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Alphacam

A fully featured CAD/CAM solution compatible with any CNC machine

.app file type #3: ArcPad project file

File extension app can be also found as projects from ArcPad mobile field mapping and data collection software developed by ESRI. The .app file stores ArcPad project.

Further details

File extension app is also used by ESRI ArcPad, a mobile field mapping and data collection software designed for GIS professionals.

An .app file used in ArcPad contains saved project data.

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ArcPad

A GIS software for Windows Mobile operating system

.app file type #4: Atari picture image

Files with app file extension are related to picture file format used by Atari 8-bit computers.

Further details

The app file extension is related to picture image file format used by Atari 800, 400, 130, 65 XE and XL family of 8-bit computers, released in 1979 by Atari.

The app file stores picture image in 80x192 resolution with 256 colors.

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RECOIL icon

RECOIL

A viewer of pictures in native formats of classic computers

.app file type #5: CA Visual Objects platform for developer (CAVO) project

An app file extension is related to the CA Visual Objects and used for its project files.

Further details

The app file extension is associated with the Visual Objects an object oriented applications development platform for Microsoft Windows operating system, developed by CA Technologies.

The app file stores programming project.

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Visual Objects

An object-oriented application development system

.app file type #6: Clarion for Windows application

Files with app file extension can also be found as apps made using Clarion 4GL programming language and development environment.

Further details

The app file extension is also associated with the Clarion, a 4GL, multi-paradigm, programming language and Integrated Development Environment developed by SoftVelocity.

This type of .app files stores application created in Clarion for Windows.

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Clarion

A database developing environment

.app file type #7: Cybiko computer application file

An app file extension is related to the Cybiko hand held computer.

Further details

The app file extension was also used in Cybiko devices.

The Cybiko is a hand held computer introduced in May 2000 designed for teenagers, featuring its own two-way radio text messaging system.

It has over 430 "official" freeware games and applications. Because of the text messaging system, it features a QWERTY Keyboard that was used with a stylus.

An MP3 player add-on was made for the unit as well as a SmartMedia card reader. The company stopped manufacturing the units after two product versions and only a few years on the market. However, because of the unique radio messaging hardware there is still a hobbyist community using Cybiko.

We are sorry, there is currently no software link record to open this app file type.

.app file type #8: dBase application generator object

Files with app file extension might also be found as application generator object files from dBase.

Further details

The app file extension is associated with the dBase a database engine, a form engine and database programming language for various platforms.

The app file stores object created by the dBase application generator feature.

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dBASE icon

dBASE

Venerable database management system with long history

.app file type #9: DR-DOS executable application

An app file extension is related to the DR-DOS, an operating system developed by Digital Research. An app file contains program executable.

Further details

The app file extension is associated with DR-DOS, once a popular PC operating system that was originally created and developed up to version 6.0 by Digital Research. The .app file contains application executable.

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DR-DOS icon

DR-DOS

An embedded DOS system

.app file type #10: GEM application bundle

An app file suffix is related to the Graphics Environment Manager (GEM) and used for its applications.

Further details

The app file extension is associated with the GEM (Graphics Environment Manager), an operating environment for DOS operating systems, developed by Digital Research in 1985.

The app file stores application bundle written for GEM.

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GEM

Graphical user interface and operating environment for ATARI ST and other computers

.app file type #11: HarmonyOS App Package

Files with app extension can also be found as apps for HarmonyOS for Huawei devices.

Further details

File extension app is also used in HarmonyOS, a mobile operating system from Huawei used in their devices.

A typical .app file represents HarmonyOS app and is made up of several HAP files inside the archive. These files are made using the Huawei DevEco Studio.

Open app file with:

HarmonyOS icon

HarmonyOS

A mobile OS from Huawei

DevEco Studio icon

DevEco Studio

The official development platform for Huawei's HarmonyOS

.app file type #12: Lotus Symphony add-in application

An app file extension is related to Lotus Symphony suite and it is used for its add-ins.

Further details

The app file extension is associated with the Lotus Symphony an office suite for Windows, Mac and Linux that allows users to create documents, spreadsheets, presentations etc.

The app file stores add-in for Lotus Symphony.

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Lotus Symphony

An old office productivity suite for MS-DOS

.app file type #13: OrbWorks PocketC CE application

An app file extension is associated with the OrbWorks PocketC CE development tool.

Further details

The app file extension is associated with the PocketC CE development tool for WindowsCE-based devices.

The app file stores application created in PocketC. 

OrbWorks PocketC CE is no longer being supported or maintained.

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PocketC

Older app for Windows CE

.app file type #14: Psion OVAL data

An app file extension is related to the Psion OVAL integrated development environment.

Further details

The app file extension is related to the Psion OVAL.

It is a rapid development environment for hand helds - quick, cost-effective programming.

One of the great things about the Psion computers is how easily they can be programmed.

This can be done on the Psion machine itself (using the built-in OPL editor) or by using a PC-based software development kit (SDK), software development environment (SDE) or Psion 'emulator'.

We are sorry, there is currently no software link record to open this app file type.

.app file type #15: Symbian OS application

An app file extension is related to the Symbian OS mobile platform. An app file contains application for Symbian.

Further details

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.

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Symbian OS icon

Symbian OS

An older operating system for mainly Nokia smart phones

.app file type #16: Team Developer normal mode application

An app file extension is related to the Team Developer an integrated development environment.

Further details

The app file extension is associated with the Team Developer, a .NET integrated development environment that allows programmers to develop 32-bit Windows applications.

The app file stores normal mode application data.

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Team Developer

An older visual object-oriented RAD software

.app file type #17: ThecusOS application

An app file extension is related to the ThecusOS and used for its application files.

Further details

The app file extension is associated with the ThecusOS, an operating system for some kind of NAS (network attached storage) devices developed by Thecus.

The app file stores application written for ThecusOS.

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ThecusOS

Operating system and web UI for Thecus NAS devices

.app file type #18: Timex Data Link USB application

An app file extension is related to the Timex Data Link USB software.

Further details

The app file extension is related to Timex Data Link USB an utility for Microsoft Windows that allows users to import schedules from the web into your watch.

The app file stores various data for internal purposes of the Timex Data Link USB.

Open app file with:

Timex Data Link USB software

A scheduling program for Timex watches

.app file type #19: Visual FoxPro application

Files with app file extension may also be apps generated from a Visual FoxPro project in Virtual FoxPro environment. Made with the Project Manager ► Build option.

Further details

The app file extension is often used for various compiled applications and programs and one of such file types is also generated by Visual FoxPro when a new program is built.

This particular app file type is generated from a .pjx project through Project Manager ► Build function.

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FoxPro icon

FoxPro

An older Database Management System, which was laterrepleaced by Microsoft Visual FoxPro

What file extension actually is?

Simply put, file extensions are the characters after the dot in the computer file name, so for example document-name.pdf has file extension „pdf“. This helps Windows to identify which program should be used to open the file.

We can help you to open your file

Our database contains a huge list of different file extensions, usually with detailed description and programs that can be used to open or otherwise work with that particular file type.

Only original software

Every software listed in our database is verified and ve provide link to the developer or to the software own website, which should hopefuly be enough for you to download the most recent version of the program.