The apex is the highest point of something. The word may also refer to:

• Apex (comics), a teenaged super villainess in the Marvel Universe
• Ape-X, a super-intelligent ape in the Squadron Supreme universe
• Apex, a genetically engineered human population in the TV series The Crossing
• APEX Medical Hospital, a fictional hospital in the Filipino TV series Abot-Kamay na Pangarap

• Apex (album), by Canadian heavy metal band Unleash the Archers
• Apex (band), a Polish heavy metal band
• Apex (musician) (1981–2017), British drum and bass music producer and DJ
• The Apex Theory, the former name of the alternative rock band Mt. Helium
• Lord Apex, a rapper from West London, UK

• Apex (tournament), a fighting game tournament focusing on Super Smash Bros.
• Racing Evoluzione, also known as Apex, a 2003 video game for the Xbox
• Overwatch Apex, a South Korean Overwatch tournament series
• Apex Legends, a 2019 video game developed by Respawn Entertainment and published by Electronic Arts

• A.P.E.X., a 1994 science fiction film
• Apex (2021 film), a 2021 American action film starring Bruce Willis
• APEX: The Story of the Hypercar, a 2015 American documentary
• F1 (film), a sports drama starring Brad Pitt, which was codenamed Apex during development

• Apex (Ramez Naam novel), a 2015 cyber-punk novel
• Apex Magazine, an American horror and science fiction magazine

• APEX Airlines, a charter and scheduled airline based in Yangon, Myanmar
• Apex Digital, a California-based electronics manufacturer
• Apex Hotels, a UK operator of four star hotels
• Apex Records (Canada), a record label of Compo Company
• Apex Silver Mines, a US-American mining company
• Apex Stores, a Rhode Island–based department store chain
• Apex Studios, a recording studio in Manhattan, New York City
• Apple Productivity Experience Group, an operating unit of Microsoft developing software for Apple products

• Apex (gang), an unstructured criminal gang in Melbourne, Australia
• Apex Clubs of Australia, an association of young individuals
• Applied Physics Express, a scientific peer-reviewed journal
• Association of Professional, Executive, Clerical and Computer Staff, a British Trade Union

• Apex, Arizona
• Apex, Missouri, community in the United States
• Apex, North Carolina, town in the United States
• Apex, Nunavut, community in Canada
• Apex Park and Recreation District, in Colorado
• Apex Mountain Resort, a ski resort near Penticton, British Columbia, Canada
• Apex Town Hall (historic), Apex, North Carolina

• Apex (entomology), the anterior corner of an insect's wing
• Apex (mollusc), the tip of the spire of the shell of a gastropod
• Shoot apex, the apical meristem of a plant or its remnant on a flower
• Root apex (botany), the apical meristem of the root
• Root apex (dental), the extreme end of the root of a tooth
• Apex (leaf), the tip of a leaf
• Apex of lung, the uppermost portion of lung
• Apex of the heart, the lowest superficial part of the heart
• Apex of the tongue, the tip of the tongue

• Acetone peroxide, a highly explosive organic peroxide
• Ascorbate peroxidase, an enzyme that catalyses the reaction between biotin-phenol and hydrogen peroxide

• Apex (geometry), the highest vertex in a polyhedron or the point where the two equal sides of an isosceles triangle meet
• Apex graph, a graph that can be made planar by the removal of a single vertex

• Apex (dinosaur), a fossilized Stegosaurus
• Apex predator, a predator at the top of a food chain, with no natural predators
• Solar apex, the direction in which the Solar System travels through the Milky Way

• Apex (programming language), Java-like proprietary programming language
• Apache Apex, an open-source streaming platform built on top of Hadoop
• Apple Productivity Experience Group, an operating unit of Microsoft developing software for Apple products
• Oracle Application Express, a proprietary Oracle software development system
• BrailleNote Apex, a personal digital assistant for the blind
• Apex, a game engine created by Avalanche Studios

• Apex (racing), the point a car should touch on the inside of a turn when following a proper line
• Apex (radio band), an experimental very high frequency radio broadcasting system
• Additive System of Photographic Exposure, a system of exposure calculation based on Ev units, or stops
• Advanced Photovoltaic Experiment, a scientific research satellite
• Atacama Pathfinder Experiment, a radio telescope operated by the European Southern Observatory
• R-23 (missile), an air-to-air missile (NATO reporting name "Apex")

• Apex (diacritic), a sign used by the Romans to mark long vowels
• Apex (typography), an upward pointing shape in certain letters
• Apex (headdress), a cap worn in ancient Rome
• SS Apex, a Panamanian cargo ship in service 1958–68

• Apical (disambiguation)
• Aphex (disambiguation)
• All pages with titles beginning with Apex
• All pages with titles containing Apex