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 d ...

, 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-serv ...

or web app, software designed to run inside a web browser * Adjusted Peak Performance, a metric to measure computing performance in 64-bit processors and above *

Application Portability Profile The Application Portability Profile (APP) is a 1990s framework for Open-System Environment designed by the NIST for use by the U.S. Government. It contains a selected suite of specifications that defines the interfaces, services, protocols, and da ...

, 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 re ...

, 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 course ...

, a program offering college-level curriculum and examinations to high school students * Appalachian State University, 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, 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'', 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 ( pl, Archiwum Protestów Publicznych, links=no), a collective of photographers and writers and their work documenting protests in Poland

Medicine

Acute-phase protein Acute-phase proteins (APPs) are a class of proteins whose concentrations in blood plasma either increase (positive acute-phase proteins) or decrease (negative acute-phase proteins) in response to inflammation. This response is called the ''acute-p ...

, 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 tissues and concentrated in the synapses of neurons. It functions as a cell surface receptor and has been implicated as a regulator of synapse format ...

, 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 The Alberta Provincial Police (APP) was the provincial police service for the province of Alberta, Canada from 1917 to 1932. The APP was formed as a result of the Royal North-West Mounted Police (RNWMP) leaving the prairie provinces during the ...

, a Canadian police force from 1917 to 1932 *

American Principles Project The American Principles Project (APP) is a populist conservative 501(c) organization#501(c)(4), 501(c)(4) think tank founded in 2009 by Robert P. George, Jeff Bell (politician), Jeff Bell, and Francis P. Cannon. It is chaired by Sean Fieler. It is ...

, a libertarian and conservative political think tank *

Asia-Pacific Partnership The Asia-Pacific Partnership on Clean Development and Climate, also known as APP, was an international, voluntary, public-private partnership among Australia, Canada, India, Japan, the People's Republic of China, South Korea, and the United St ...

, an international environmental protection alliance *

Asia Pulp & Paper Asia Pulp & Paper (APP) is an Indonesian pulp and paper company based in Jakarta, Indonesia. One of the largest pulp and paper companies in the world, it was founded as Tjiwi Kimia by Eka Tjipta Widjaja in 1972. Asia Pulp & Paper is a subsidia ...

, a pulp and paper company based in Jakarta, Indonesia *

, a national news agency of Pakistan * Association of Pickleball Professionals *

Association of Professional Piercers The Association of Professional Piercers is the oldest and longest running organization for professional piercing. History The Association of Professional Piercers was founded in the 1994 by Michaela Grey and colleagues. The first members were ...

, an international organization for body piercing

Politics

All People's Party (disambiguation) The All People's Party may refer to: *All People's Party (Assam) *All People's Party (Bhutan) * All People's Party (Ghana) *All People's Party (Namibia) The All People's Party (APP) is a political party in Namibia. Registered with the Electora ...

, various political parties * or People's Progressive Alliance, a party in Mauritania *

Animal Protection Party The Animal Protection Party (APP) was a political party founded in England in 2006 to represent an animal rights perspective. It stood four candidates in the 2010 general election. The party de-registered in 2016. 2010 general election The APP ...

, United Kingdom *

Australian Protectionist Party The Australian Protectionist Party (APP) is a minor Australian far-right anti-immigration party, focused on economic protectionism and white nationalism. and opposes refugees and asylum seekers and often participates in rallies such as the ...

* Austrian People's Party *

Aggrupation of Parties for Prosperity Aggrupation of Parties for Prosperity, commonly known as APP and formerly known as Aggrupation of Parties for Progress, is a local political party in the region of Zamboanga Peninsula in the Philippines. It is a political party founded by Romeo ...

, a local Philippine party * Alliance for the Homeland, a Romanian party *

, a libertarian conservative think-tank * Reason Party (Poland) (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 (born 1949), Swiss academic See also *Apps (surname) Apps is ...

Apps (surname) Apps is a surname. Notable people with the surname include: * Apps family, a Canadian dynasty of ice hockey players: **Syl Apps (1915–1988), also a pole vaulter and former Ontario Cabinet Minister **Syl Apps Jr. (born 1947), son of Syl Apps ** S ...

Train stations

* Appleby railway station, 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 c ...

, United States (by Amtrak station code)

Other uses

Atactic polypropylene Polypropylene (PP), also known as polypropene, is a thermoplastic polymer used in a wide variety of applications. It is produced via chain-growth polymerization from the monomer propylene. Polypropylene belongs to the group of polyolefins and ...

, a hot-melt adhesive *

Authorized push payment fraud Authorized push payment fraud (APP fraud) is a form of fraud in which victims are manipulated into making real-time payments to fraudsters, typically by social engineering attacks involving impersonation An impersonator is someone who imi ...

(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 m ...