Editing Killer application (section)

===Video games===
The term applies to [[video game]]s that persuade consumers to buy a particular [[video game console]] or accessory, by virtue of platform exclusivity. Such a game is also called a "system seller".

* ''[[Space Invaders]]'', originally released for [[Arcade game|arcades]] in 1978, became a killer app when it was ported to the [[Atari 2600|Atari VCS]] console in 1980, quadrupling sales of the three-year-old console.<ref name="RG-41">{{Cite magazine|date=September 2007| title= The Definitive Space Invaders|magazine= [[Retro Gamer]]| publisher= [[Imagine Publishing]]|issue= 41| pages= 24–33 | url= http://www.nowgamer.com/features/152/the-definitive-space-invaders-part-1 | access-date=April 20, 2011}}</ref>
* ''[[Star Raiders]]'', released in 1980, was the first killer app computer game.<ref name=fulton20080821>{{cite web|archive-url=https://web.archive.org/web/20080827205200/http://www.gamasutra.com/view/feature/3766/atari_the_golden_years__a_.php?page=13|url=http://www.gamasutra.com/view/feature/3766/atari_the_golden_years__a_.php?page=13|title=Atari: The Golden Years -- A History, 1978-1981|last=Fulton|first=Steve|date=August 21, 2008|work=Gamasutra|archive-date=August 27, 2008|access-date=July 11, 2023}}</ref> ''[[BYTE]]'' named it the single most important reason for sales of [[Atari 8-bit computers|Atari 400 and 800 computers]].<ref name="williams198105">{{cite magazine | url=https://archive.org/stream/byte-magazine-1981-05/1981_05_BYTE_06-05_Software_Piracy#page/n107/mode/2up | title=Star Raiders |magazine=BYTE | date=May 1981 | access-date=October 18, 2013 | author=Williams, Gregg |page=106}}</ref><ref name="feigel198209">{{Cite magazine |last=Feigel |first=Curtis P. |date=September 1982 |title=Videosyncrasies |url=https://archive.org/details/byte-magazine-1982-09/page/n384/mode/1up?view=theater |magazine=BYTE |pages=386-390}}</ref> Another was ''[[Eastern Front (1941)]]'', released in 1981.<ref name="greenlaw19811112">{{cite magazine | title=Eastern Front | magazine=Computer Gaming World | date=November–December 1981 | access-date=October 31, 2013 | author=Greenlaw, Stanley | url=http://www.cgwmuseum.org/galleries/index.php?year=1981&pub=2&id=1 | pages=29–30 | type=review}}</ref>
* In 1996, ''[[Computer Gaming World]]'' wrote that ''[[Wizardry: Proving Grounds of the Mad Overlord]]'' (1981) "sent ''[[Advanced Dungeons & Dragons|AD&D]]'' fans scrambling to buy [[Apple II]]s".<ref name="cgw150">{{cite magazine | url=http://www.cgwmuseum.org/galleries/index.php?year=1996&pub=2&id=148 | title=150 Best Games of All Time | magazine=Computer Gaming World | date=November 1996 | access-date=March 25, 2016 | pages=64–80}}</ref>
* The [[Famicom]] home port of ''[[Xevious]]'' is considered the console's first killer app, which caused system sales to jump by nearly 2 million units.<ref>{{Cite magazine |author = 遠藤昭宏 |title = ユーゲーが贈るファミコン名作ソフト100選 アクション部門 |date = June 2003 |publisher = キルタイムコミュニケーション |magazine = ユーゲー |issue = 7 |pages = 6–12 }}</ref><ref>{{cite web |last1=Kurokawa |first1=Fumio |title=ビデオゲームの語り部たち 第4部：石村繁一氏が語るナムコの歴史と創業者・中村雅哉氏の魅力 |url=https://www.4gamer.net/games/999/G999905/20180313040/ |website=[[4Gamer.net]] |access-date=August 24, 2019 |archive-url=https://web.archive.org/web/20190801205701/https://www.4gamer.net/games/999/G999905/20180313040/ |url-status=dead |archive-date=August 1, 2019 |date=March 17, 2018}}</ref>
* ''Computer Gaming World'' stated that ''[[The Legend of Zelda (video game)|The Legend of Zelda]]'' on the [[Nintendo Entertainment System]], ''[[Phantasy Star II]]'' on the [[Sega Genesis]], and ''[[Far East of Eden]]'' for the NEC [[TurboGrafx-16]] were killer apps for their consoles.<ref name="adams199011">{{cite magazine |url=http://www.cgwmuseum.org/galleries/index.php?year=1990&pub=2&id=76 |title=Westward Ho! (Toward Japan, That Is) |magazine=[[Computer Gaming World]] |date=November 1990 |access-date=November 16, 2013 |author=Adams, Roe R. III |page=83}}</ref>
* The ''[[Super Mario]]'', ''[[Final Fantasy]]'', and ''[[Dragon Quest]]'' series were killer apps for Nintendo's Famicom and [[Super Famicom]] consoles in Japan.<ref name="Computing-Japan" />
* ''[[John Madden Football (1990 video game)|John Madden Football]]''{{'}}s popularity in 1990 helped the Genesis gain market share against the Super NES in North America.<ref name="thefranchise">{{cite web |url=http://www.espn.com/espn/eticket/story?page=100805/madden&redirected=true |title=The Franchise |publisher=ESPN |date=August 5, 2010 |access-date=January 23, 2015 |author=Hruby, Patrick}}</ref><ref name="IGN_History">{{cite web |last=Fahs |first=Travis |title=IGN Presents the History of Madden |website=IGN |date=August 6, 2008 |url=http://retro.ign.com/articles/896/896893p1.html |access-date=March 30, 2009}}</ref>
** ''[[Sonic the Hedgehog (1991 video game)|Sonic the Hedgehog]]'', released in 1991, was hailed as a killer app as it revived sales of the three-year-old Genesis.<ref>{{Cite web|title=The Creation of Sonic The Hedgehog|url=https://theculturetrip.com/asia/japan/articles/the-creation-of-sonic-the-hedgehog/|last=Gates|first=James|website=Culture Trip|date=May 4, 2018|access-date=May 21, 2020}}</ref>
** ''[[Mortal Kombat (1992 video game)|Mortal Kombat]]'' helped pushed the sales of the Genesis due to being uncensored unlike the Nintendo version.<ref>Archived at [https://ghostarchive.org/varchive/youtube/20211205/78QA-H54H2o Ghostarchive]{{cbignore}} and the [https://web.archive.org/web/20210518214857/https://www.youtube.com/watch?v=78QA-H54H2o Wayback Machine]{{cbignore}}: {{cite web| url = https://www.youtube.com/watch?v=78QA-H54H2o| title = Icons - Mortal Kombat - Part 2 | via=[[YouTube]]}}{{cbignore}}</ref>
** ''[[Streets of Rage (video game)|Streets of Rage]]'' became a system seller for the Mega Drive/Genesis in the UK.<ref>{{Cite news|url=https://www.bbc.co.uk/news/uk-england-47896612|title = Sonic, Street Fighter and the 'golden age' of gaming magazines|work = BBC News|date = September 4, 2019}}</ref>
* ''[[Street Fighter II]]'', originally released for arcades in 1991, became a system-seller for the Super NES when it was ported to the platform in 1992.<ref name="egm_influential_sf2">{{cite magazine|last=Patterson|first=Eric L.|title=EGM Feature: The 5 Most Influential Japanese Games Day Four: Street Fighter II|url=http://www.egmnow.com/articles/news/egm-featurethe-5-most-influential-japanese-gamesday-four-street-fighter-ii/|magazine=[[Electronic Gaming Monthly]]|access-date=April 17, 2012|date=November 3, 2011|archive-url=https://web.archive.org/web/20170314064721/http://www.egmnow.com/articles/news/egm-featurethe-5-most-influential-japanese-gamesday-four-street-fighter-ii/|archive-date=March 14, 2017|url-status=dead}}</ref>
** ''[[Donkey Kong Country]]'' for the SNES helped Nintendo's comeback against Sega.<ref>{{cite news | url=https://www.bbc.com/news/technology-27373587 | title=Sega v Nintendo: Sonic, Mario and the 1990's console war | work=BBC News | date=May 12, 2014 }}</ref>
* ''[[Myst]]'' and ''[[The 7th Guest]]'', both released in 1993, drove adoption of [[CD-ROM]] drives for [[personal computer]]s.<ref name="ign retro">{{cite web|date=August 1, 2000|url=http://pc.ign.com/articles/082/082913p1.html|title=PC Retroview: Myst|website=IGN|access-date=April 21, 2008|archive-url=https://web.archive.org/web/20120120054557/http://pc.ign.com/articles/082/082913p1.html|archive-date=January 20, 2012|url-status=dead}}</ref>
*''[[Virtua Fighter 2]]'', ''[[Nights into Dreams]]'', and [[Sakura Wars (1996 video game)|''Sakura Wars'']] are the killer apps for the Sega Saturn.<ref>{{cite magazine|last=Hickman |first=Sam |title=Virtua Sell Out!|magazine=[[Sega Saturn Magazine]]|issue=3 (January 1996)|publisher=[[Emap International Limited]]|date=December 15, 1995|page=7|url=https://archive.org/details/Official_Sega_Saturn_Magazine_003/page/n6}}</ref><ref>{{cite web | url=http://www.sega.com/news/releases/prices.html | archive-url=https://web.archive.org/web/19961220011108/http://www.sega.com/news/releases/prices.html | archive-date=December 20, 1996 | title=SEGA Central }}</ref><ref>{{Cite web|url=https://www.ign.com/articles/1999/10/19/sakura-wars-strikes-the-dreamcast|title=Sakura Wars Strikes the Dreamcast|author=IGN Staff|date=October 19, 1999|website=IGN}}</ref>
**[[UEFA European Championship video games|''Euro 96'']] and ''[[Sega Rally Championship]]'' are major system-sellers for the [[Sega Saturn]] in the United Kingdom, with the latter becoming the fastest selling CD game.<ref>{{cite magazine |title=Tonight We're Going to Party like it's 1996!|magazine=[[Sega Saturn Magazine]]|issue=16 |publisher=[[Emap International Limited]]|date=February 1997|page=10}}</ref><ref>{{cite magazine |title=Sega go to the Top of the Charts!|magazine=[[Sega Saturn Magazine]]|issue=5 |publisher=[[Emap International Limited]]|date=March 1996|page=6}}</ref>
**''[[Die Hard Arcade]]'' and ''[[Fighters Megamix]]'' boosted the Sega Saturn's sales in the United States.<ref>{{cite web |url=http://www.sega.com/buzz/press_releases/june97/pricedrop.html |title=Sega Online: Buzz (Press Releases) |website=www.sega.com |access-date=January 11, 2022 |archive-url=https://web.archive.org/web/19970630063324/http://www.sega.com/buzz/press_releases/june97/pricedrop.html |archive-date=June 30, 1997 |url-status=dead}}</ref>
*''[[Ridge Racer (1993 video game)|Ridge Racer]]'',<ref>{{cite magazine|first1=Stuart|last1=Levy|first2=Ed|last2=Semrad |title=Rage Racer |magazine=[[Electronic Gaming Monthly]]|issue=90|publisher=[[Ziff Davis]]|date=January 1997|page=112}}</ref><ref>{{cite web | url=http://uk.psx.ign.com/articles/080/080401p1.html | title=Top 25 Games of All Time: Complete List |website=IGN |date=January 23, 2002 |access-date=January 6, 2012 | url-status=dead | archive-url=https://web.archive.org/web/20100504134205/http://uk.psx.ign.com/articles/080/080401p1.html |archive-date=May 4, 2010 |df=dmy-all}}</ref> ''[[Tekken]]'',<ref name="auto" /> ''[[Wipeout (video game)|Wipeout]]'',<ref name="SatMag5">{{cite news|last=Hickman |first=Sam |title=The Thrill of the Chase!|work=[[Sega Saturn Magazine]]|issue=5|publisher=[[Emap International Limited]] |date=March 1996|pages=36|quote=And if there was one game that sold Playstation on launch, it was WipEout}}</ref><ref name="eurogamer1">{{cite web |url=http://www.eurogamer.net/articles/digitalfoundry-2014-20-years-of-playstation-the-making-of-wipeout |title=20 years of PlayStation: the making of WipEout |last=Leadbetter |first=Richard |date=December 4, 2014 |work=[[Eurogamer]] |publisher=Gamer Network |access-date=December 11, 2014}}</ref> ''[[Tomb Raider (1996 video game)|Tomb Raider]]'',<ref name="GS-History">{{cite web |url=http://www.gamespot.com/features/tombraider_hist/index.html |archive-url=https://web.archive.org/web/20090306100124/http://www.gamespot.com/features/tombraider_hist/index.html |archive-date=March 6, 2009 |title=GameSpot's History of Tomb Raider |website=[[GameSpot]] |author1=Blache, Fabian |author2=Fielder, Lauren |date=October 31, 2000 |access-date=June 1, 2010 |url-status=dead}}</ref> and ''[[Crash Bandicoot (video game)|Crash Bandicoot]]''<ref>{{cite web |url=https://www.vice.com/en/article/crash-bandicoots-jeans-look-super-realistic-in-remastered-trilogy/|title=Crash Bandicoot's Jeans Look Super Realistic in Remastered Trilogy |last=Kotzer |first= Zack|date=December 3, 2016 |website=Vice|access-date= February 24, 2023|quote= Taking the classic 2D platformer 3D in a more literal fashion, jumping around obstacles along zany corridors, the [Crash Bandicoot series] quickly became PlayStation's killer app.'}}</ref><ref>{{cite book |author1=Jaime Banks |author2=Robert Mejia |author3=Aubrie Adams |date=2017 |title=100 Greatest Video Game Characters |url=https://books.google.com/books?id=7qmSDgAAQBAJ |publisher=Rowman & Littlefield |page=45 |quote=...Moreover, Crash was one of the first 3D characters to feature higly expressive facial animations, helping the game to serve as a "killer app" for PlayStation. |isbn=9781442278134}}</ref> are the killer apps for the [[PlayStation (console)|PlayStation]]. ''Tomb Raider'' was released for the Sega Saturn first and for [[MS-DOS]] at the same time, but the games contributed substantially to the original PlayStation's early success.
**''[[Final Fantasy VII]]'' is another killer app for the [[PlayStation (console)|PlayStation]]. ''Computing Japan'' magazine said that it was largely responsible for the PlayStation's global [[installed base]] increasing 60% from {{nowrap|10 million}} units sold by November 1996 to {{nowrap|16 million}} units sold by May 1997.<ref name="Computing-Japan" /><ref>{{cite web |url=https://www.cgmagonline.com/articles/features/the-road-to-playstation-5-feature/ |title=The Road to PlayStation 5: A CGM Story|last= Goh |first=Clement |date=November 16, 2020 |website=CGMagazine Online |access-date=February 24, 2023 |quote=...Called Final Fantasy VII, its combination of real-time 3D graphics and rich movie-quality storytelling gave Sony a permanent formula. [...] The PlayStation also found its killer app, selling 10 million copies worldwide and put more systems in households.}}</ref>
*''[[Super Mario 64]]'' and ''[[GoldenEye 007 (1997 video game)|GoldenEye 007]]'' are the killer apps for the [[Nintendo 64]].<ref name="hutchinson20130113">{{Cite web |last=Hutchinson |first=Lee |date=January 13, 2013 |title=How I launched 3 consoles (and found true love) at Babbage's store no. 9 |url=https://arstechnica.com/gadgets/2013/01/how-i-launched-3-consoles-and-found-true-love-at-babbages-store-no-9/ |access-date=June 20, 2020 |website=Ars Technica |language=en-us}}</ref><ref>{{cite magazine |title=The 52 Most Important Video Games of All Time (page 5 of 8) |url=http://www.gamepro.com/article/features/110069/the-52-most-important-video-games-of-all-time-page-5-of-8/ |magazine=[[GamePro]] |date=April 24, 2007 |url-status=dead |archive-url=https://web.archive.org/web/20100404032903/http://www.gamepro.com/article/features/110069/the-52-most-important-video-games-of-all-time-page-5-of-8/ |access-date=May 17, 2021 |archive-date=April 4, 2010}}</ref> 
*''[[Virtua Fighter 3]]'', ''[[Sonic Adventure]]'', and ''[[The House of the Dead 2]]'' are the killer apps for the [[Dreamcast]].<ref>{{cite web |url=https://www.ign.com/articles/1999/03/02/a-brief-history-of-dreamcast |title=A Brief History of Dreamcast |date=March 2, 1999}}</ref><ref>{{cite web |url=https://www.theguardian.com/games/2018/nov/28/sega-dreamcast-at-20-futuristic-console |title=Sega Dreamcast at 20: The futuristic games console that came too soon |website=[[TheGuardian.com]] |date=November 28, 2018}}</ref><ref>{{cite web |url=https://www.ign.com/articles/2009/05/15/sega-needs-back-on-iphone |title=SEGA Needs Back on iPhone |date=May 15, 2009}}</ref>
**''[[NFL 2K (video game)|NFL 2K]]'' is a killer app for the [[Dreamcast]] in the United States.<ref>{{cite magazine |title=Sega Rolls On|magazine=[[Next Generation (magazine)|Next Generation]]|date=December 1999|page=10}}</ref>
*''[[Gran Turismo 3]]'' and the ''[[Grand Theft Auto]]'' games are the killer apps for the [[PlayStation 2]].<ref name=GT3sales>{{cite magazine |title=Final Reality |author=Nicholson, Zy |issue=11 |date=September 2001 |pages=49, 50 |magazine=[[PlayStation Official Magazine – UK#Official UK PlayStation 2 Magazine|Official UK PlayStation 2 Magazine]]}}</ref><ref name="auto" />
*''[[Star Wars Rogue Squadron II: Rogue Leader]]'', ''[[Super Smash Bros. Melee]]'', and ''[[Super Mario Sunshine]]'' are the killer apps for the [[GameCube]].<ref>{{cite web |url=https://www.ign.com/articles/2010/05/21/the-best-star-wars-games-ever-made |title=The Best Star Wars Games Ever Made |date=May 21, 2010 }}</ref><ref>{{cite web |url=http://cube.ign.com/articles/100/100981p1.html |title=Super Smash Bros. "Million" in Japan |date=January 17, 2002}}</ref><ref>{{cite web |date=September 5, 2002 |title=MARIO DELIVERS! Super Mario Sunshine Launches At Record Pace, Boosts Hardware Sales |url=https://www.thefreelibrary.com/MARIO+DELIVERS!+Super+Mario+Sunshine+Launches+At+Record+Pace%2C+Boosts+...-a091071000 |url-status=dead |archive-url=https://web.archive.org/web/20180829072502/https://www.thefreelibrary.com/MARIO+DELIVERS!+Super+Mario+Sunshine+Launches+At+Record+Pace%2C+Boosts+...-a091071000 |archive-date=August 29, 2018 |access-date=December 11, 2017 |publisher=[[Business Wire]]}}</ref>
* ''[[Halo: Combat Evolved]]'' and ''[[Halo 2]]'' are the killer apps for the [[Xbox (console)|Xbox]],<ref>Craig Glenday, ed (March 11, 2008). "Hardware History II". Guinness World Records Gamer's Edition 2008. Guinness World Records. Guinness. p. 27. {{ISBN|978-1-904994-21-3}}.</ref> and the subsequent series entries became killer apps for the [[Xbox 360]] and [[Xbox One]].<ref>{{cite news|url=http://www.fool.com/investing/general/2014/07/01/why-halo-the-master-chief-collection-will-save-the.aspx|title=Why 'Halo: The Master Chief Collection' Will Save the Xbox One -- The Motley Fool|last=Sun|first=Leo|date=December 15, 2016|newspaper=The Motley Fool|access-date=December 15, 2016}}</ref>
** Many video game and technology critics call [[Xbox Live]] a more general killer app for the Xbox.<ref>{{cite book |url=https://books.google.com/books?id=vpjpAgAAQBAJ&q=halo+xbox+killer+app&pg=PT510 |title=Vintage Game Consoles |last1=Loguidice |first1=Bill |last2=Barton |first2=Matt |date=February 24, 2014 |publisher=CRC Press |isbn=9781135006501 |access-date=June 3, 2020}}</ref>
** ''[[Blue Dragon (video game)|Blue Dragon]]'' is a killer app for the [[Xbox 360]] in Japan.<ref>{{cite web |url=http://www.joystiq.com/2006/12/07/blue-dragon-sets-japan-ablaze/ |archive-url=https://web.archive.org/web/20071223054506/http://www.joystiq.com/2006/12/07/blue-dragon-sets-japan-ablaze/ |archive-date=December 23, 2007 |title=Video Game News & Reviews}}</ref>
* ''[[Wii Sports]]'' is the killer app for the [[Wii]].<ref>{{cite magazine |url=https://www.wired.com/2008/01/2007s-ten-burni/ |title=2007's Ten Burning Questions, Answered |magazine=Wired |last1=Kohler |first1=Chris}}</ref>
* ''[[Metal Gear Solid 4: Guns of the Patriots]]'' boosted PlayStation 3 sales.<ref>{{Cite web|url=https://www.ign.com/articles/2008/06/17/nearly-500000-for-metal-gear-solid-4-in-japan|title=Nearly 500,000 for Metal Gear Solid 4 in Japan|first=John|last=Tanaka|date=June 17, 2008|website=IGN}}</ref><ref>{{cite book |last=Kent |first=Steven L. |author-link= Steven L. Kent |date=2021 |title=The Ultimate History of Video Games, Volume 2: Nintendo, Sony, Microsoft, and the Billion-Dollar Battle to Shape Modern Gaming |url= https://books.google.com/books?id=UosOEAAAQBAJ|edition= 2nd|publisher=[[Crown Publishing Group]]|page= 408-410|isbn=9781984825445}}</ref>
* ''[[Mario Kart 8]]'' is a killer app for the [[Wii U]] in the UK.<ref>{{cite web |url=http://www.computerandvideogames.com/465552/mario-kart-8-boosts-uk-wii-u-hardware-sales-666/ |archive-url=https://web.archive.org/web/20140602175424/http://www.computerandvideogames.com/465552/mario-kart-8-boosts-uk-wii-u-hardware-sales-666/ |archive-date=June 2, 2014 |title=Mario Kart 8 boosts UK Wii U hardware sales 666% - CVG US }}</ref>
* ''[[The Legend of Zelda: Breath of the Wild]]'' is a killer app for the [[Nintendo Switch]].<ref>{{cite news |last1=Craddock |first1=Ryan |title=Anniversary: Nintendo Switch Launched Four Years Ago Today |url=https://www.nintendolife.com/news/2021/03/anniversary_nintendo_switch_launched_four_years_ago_today |access-date=April 18, 2021 |work=[[Nintendo Life]] |date=March 3, 2021}}</ref><ref>{{cite news |last1=Lawver |first1=Bryan |title=All 17 Legend of Zelda games, ranked from worst to best |url=https://www.inverse.com/gaming/zelda-games-ranked-best-worst |access-date=April 18, 2021 |work=[[Inverse.com]] |date=2021}}</ref><ref>{{cite news |last1=Jones |first1=Camden |title=Why Breath Of The Wild Fans Will LOVE A Short Hike |url=https://screenrant.com/games-like-zelda-breath-wild-short-hike-switch/ |access-date=April 18, 2021 |work=[[Screen Rant]] |date=August 20, 2020}}</ref>
* ''[[Half-Life: Alyx]]'' is a killer app for [[virtual reality headset]]s,<ref>{{cite web |last1=McKeand |first1=Kirk |title=Half-Life: Alyx review - VR's killer app is a key component in the Half-Life story |url=https://www.vg247.com/2020/03/23/half-life-alyx-review/ |website=VG247 |access-date=March 24, 2020 |date=March 23, 2020}}</ref><ref>{{cite web |last1=Carbotte |first1=Kevin |title=Half-Life: Alyx Gameplay Review: (Almost) Every VR Headset Tested |url=https://www.tomshardware.com/uk/reviews/half-life-alyx-gameplay-vr-headset |website=Tom's Hardware |date=March 23, 2020 |access-date=March 24, 2020}}</ref><ref>{{cite web |last1=Robinson |first1=Andrew |title=Review: Half-Life Alyx is VR's stunning killer app |url=https://www.videogameschronicle.com/reviews/half-life-alyx |website=VGC |access-date=March 24, 2020 |date=March 23, 2020}}</ref> as the first true [[AAA (video game industry)|AAA]] [[virtual reality]] [[video game|game]].<ref>{{cite web |last1=Oloman |first1=Jordan |title=Half-Life: Alyx is a watershed moment for virtual reality {{!}} TechRadar |url=https://www.techradar.com/news/half-life-alyx-is-a-watershed-moment-for-virtual-reality |website=www.techradar.com|date=March 23, 2020 }}</ref><ref>{{cite web |title=CES 2020: Teslasuit Will Unveil New Haptic VR Gloves |url=https://www.techtimes.com/articles/246665/20191227/ces-2020-teslasuit-will-unveil-new-haptic-vr-gloves.htm |website=Tech Times |date=December 27, 2019}}</ref> Sales of VR headsets such as the [[Valve Index]] increased dramatically after its announcement, suggesting users bought the product specifically for the game.<ref>Parlock, Joe (December 9, 2019). [https://www.forbes.com/sites/joeparlock/2019/12/09/the-valve-index-vr-headset-sells-out-before-christmas-thanks-to-half-life-alyx/#ccd47c368fcb "The Valve Index VR Headset Sells Out Before Christmas Thanks To 'Half-Life: Alyx'"], ''Forbes''. Retrieved December 30, 2019.</ref>
* ''[[Microsoft Flight Simulator (2020 video game)|Microsoft Flight Simulator]]'' was called a killer app for [[Xbox Game Studios]]'s [[Xbox Game Pass]] subscription, and the [[Xbox Series X and Series S|Xbox Series X/S]].<ref>{{Cite web|url=https://www.shacknews.com/article/119812/microsoft-flight-simulator-review-the-killer-app|title = ''Microsoft Flight Simulator'' review: The killer app|date=August 17, 2020}}</ref>
* ''[[Pokémon]]'' games are killer apps for Nintendo handhelds,<ref>{{cite book |last=Bell |first=David |date=2004 |title=Cyberculture: The Key Concepts |url=https://books.google.com/books?id=UFP3A04JQKwC&pg=PA95 |publisher=[[Routledge]] |page=95 |isbn=9780415247542}}</ref> often topping the best-selling charts for whatever system they appear on.