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 c ...

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-serve ...

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

Education

* Advanced Placement Program, 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 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 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 hon ...

'', a newspaper of Monmouth County, New Jersey, US * Associated Press of Pakistan, 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 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) 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 Stat ...

, 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 subsidiar ...

, a pulp and paper company based in Jakarta, Indonesia * Associated Press of Pakistan, 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) *All People's Party (Nigeria) The All People's Party (APP) is a former Nigerian political part ...

, 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 one ...

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 currentl ...

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 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 (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 **Syl ...

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, 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 is ...

, 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"