App, Apps or APP may refer to:

Computing

Application software Application may refer to: Mathematics and computing * Application software, computer software designed to help the user to perform specific tasks ** Application layer, an abstraction layer that specifies protocols and interface methods used in a ...

Mobile app A mobile application or app is a computer program or software application designed to run on a mobile device such as a phone, tablet, or watch. Mobile applications often stand in contrast to desktop applications which are designed to run on ...

, software designed to run on smartphones and other mobile devices *

Web application A web application (or web app) is application software that is accessed using a web browser. Web applications are delivered on the World Wide Web to users with an active network connection. History In earlier computing models like client-serve ...

or web app, software designed to run inside a web browser *

Adjusted Peak Performance Adjusted Peak Performance (APP) is a metric introduced by the U.S. Department of Commerce's Bureau of Industry and Security (BIS) to more accurately predict the suitability of a computing system to complex computational problems, specifically those ...

, a metric to measure computing performance in 64-bit processors and above * Application Portability Profile, NIST standards and specifications for the Open System Environment *

Atom Publishing Protocol The name Atom applies to a pair of related Web standards. The Atom Syndication Format is an XML language used for web feeds, while the Atom Publishing Protocol (AtomPub or APP) is a simple HTTP-based protocol for creating and updating web r ...

, simple HTTP-based protocol for creating and updating web resources

Education

Advanced Placement Program Advanced Placement (AP) is a program in the United States and Canada created by the College Board which offers college-level curricula and examinations to high school students. American colleges and universities may grant placement and cour ...

, a program offering college-level curriculum and examinations to high school students *

Appalachian State University Appalachian State University (; Appalachian, App State, App, or ASU) is a public university in Boone, North Carolina. It was founded as a teachers college in 1899 by brothers B. B. and D. D. Dougherty and the latter's wife, Lillie Shull Dough ...

, a university in Boone, North Carolina, US **

Appalachian State Mountaineers The Appalachian State Mountaineers are the athletic teams that represent Appalachian State University in Boone, North Carolina, United States. The Mountaineers compete in Division I of the National Collegiate Athletic Association (NCAA) and wer ...

, the university's athletic program *

Assessing Pupils' Progress Assessing Pupils' Progress (APP) has been developed for use in schools in England and Wales to enable them to apply Assessment for Learning (AfL) consistently across both the secondary and primary National Curriculum. APP assessment guidelines ...

, an assessment methodology used in schools in England and Wales

Entertainment and media

* ''APP'' (film), a 2013 Dutch film that utilizes second screen technology * ''Apps'' (film), a 2021 anthology horror fantasy film * ''

Asbury Park Press The ''Asbury Park Press'' is a daily newspaper in Monmouth and Ocean counties of New Jersey and has the third largest circulation in the state. It has been owned by Gannett since 1997. Its reporting staff has been awarded numerous national hono ...

'', a newspaper of Monmouth County, New Jersey, US *

Associated Press of Pakistan Associated Press of Pakistan (APP) ( ur, ) is a government-operated national news agency of Pakistan. APP has News Exchange Agreements with 37 Foreign News Agencies and has more than 500 correspondents. History Lack of financial resources Fol ...

, news agency of Pakistan *

Archive of Public Protests The Archive of Public Protests ( pl, Archiwum Protestów Publicznych; A-P-P or APP) is a collective of photographers and writers and their work documenting post-2015 protests in Poland, established in 2019. A website and an Instagram account host i ...

( pl, Archiwum Protestów Publicznych, links=no), a collective of photographers and writers and their work documenting protests in Poland

Medicine

* Acute-phase protein, a class of proteins whose concentration changes in response to inflammation *

Advanced practice provider Mid-level practitioners, also called non-physician practitioners or advanced practice providers, are health care providers who have a defined scope of practice. The term ''mid-level'' refers to the complexity of healthcare situations they handle ...

, or mid-level practitioner, a class of healthcare providers *

Amyloid precursor protein Amyloid-beta precursor protein (APP) is an integral membrane protein expressed in many biological tissue, tissues and concentrated in the synapses of neurons. It functions as a cell surface receptor and has been implicated as a regulator ...

, a protein whose fragments are associated with Alzheimer's disease and other neurological disorders

Organizations

African Prisons Project Justice Defenders (formerly African Prisons Project, or APP) is a registered UK charity and U.S. nonprofit working in prison communities across Africa. Through legal education, training, and practice, Justice Defenders equips prisoners and prison o ...

, a UK-based NGO * Alberta Provincial Police, a Canadian police force from 1917 to 1932 *

American Principles Project The American Principles Project (APP) is a populist conservative 501(c)(4) think tank founded in 2009 by Robert P. George, Jeff Bell, and Francis P. Cannon. It is chaired by Sean Fieler. It is led by Terry Schilling, the son of the late former U ...

, a libertarian and conservative political think tank * Asia-Pacific Partnership, an international environmental protection alliance * Asia Pulp & Paper, a pulp and paper company based in Jakarta, Indonesia *

, a national news agency of Pakistan * Association of Pickleball Professionals * Association of Professional Piercers, an international organization for body piercing

Politics

* All People's Party (disambiguation), various political parties * or People's Progressive Alliance, a party in Mauritania * Animal Protection Party, United Kingdom * Australian Protectionist Party *

Austrian People's Party The Austrian People's Party (german: Österreichische Volkspartei , ÖVP ) is a Christian-democratic and liberal-conservative political party in Austria. Since December 2021, the party has been led provisionally by Karl Nehammer. It is curr ...

* Aggrupation of Parties for Prosperity, a local Philippine party *

Alliance for the Homeland The Alliance for the Homeland ( ro, Alianța pentru Patrie, ApP) is a nationalist political party in Romania. History The party was founded on 19 September 2021 by Codrin Ștefănescu and promoted by Liviu Dragnea, who was the leader of the ...

, a Romanian party *

, a libertarian conservative think-tank *

Reason Party (Poland) Reason of the Polish Left, or Reason Party ( pl, RACJA Polskiej Lewicy; RACJA; ''RACJA PL''), was an anti-clerical minor political party in Poland. It was registered on 8 August 2002, as the "Anticlerical Party of Progress REASON" (''Antyklerykaln ...

(or ''Anticlerical Progress Party'')

People

App (surname) App is a surname. Notable people with the surname include: *Austin App (1902–1984), German-American academic and Holocaust denier * Timothy App (born 1948), American painter *Urs App Urs App (born 1949 in Rorschach, Switzerland) is a historian ...

* Apps (surname)

Train stations

Appleby railway station Appleby is a railway station on the Settle and Carlisle Line, which runs between and via . The station, situated south-east of Carlisle, serves the market town of Appleby-in-Westmorland, Eden in Cumbria. It is owned by Network Rail and man ...

, England (by GBR code) *

Appleton, Wisconsin Appleton ( mez, Ahkōnemeh) is a city in Outagamie, Calumet, and Winnebago counties in the U.S. state of Wisconsin. One of the Fox Cities, it is situated on the Fox River, southwest of Green Bay and north of Milwaukee. Appleton is the co ...

, United States (by Amtrak station code)

Other uses

* Atactic polypropylene, a hot-melt adhesive * Authorized push payment fraud (APP fraud), fraudulent diversion of funds * ''App'', a slang term for "

appetizer An hors d'oeuvre ( ; french: hors-d'œuvre ), appetiser or starter is a small dish served before a meal in European cuisine. Some hors d'oeuvres are served cold, others hot. Hors d'oeuvres may be served at the dinner table as a part of the ...