Thank you to our fantastic One Special Day partners
who took part in One Special Day in 2021
to help gamers with disabilities.


Thank you to our fantastic One Special Day partners
who took part in One Special Day in 2021
to help gamers with disabilities.


They’re super, they’re cellular and they’re based in Helsinki. Supercell produce some of the most played mobile games in the world in Clash of Clans, Clash Royale, Boom Beach, Hay Day and Brawl Stars.

SEGA make Sonic. Need we say more?

First Touch Games are one of the founding partners of One Special Day and producers of the fantastic Score! Hero, Dream League Soccer and Score! Match football games for mobile.

Natural Motion create and publish quality free-to-play games like Dawn of Titans, CSR Racing and the legendary Clumsy Ninja.

Developers of mobile hits Best Fiends and Best Fiends Forever, Seriously have given amazing support for One Special Day and SpecialEffect.

Codemasters develop and publish some of the best-selling racing game titles such as the F1 and DiRT series.

Rovio are the makers of Angry Birds, Bad Piggies, Battle Bay and many more top gaming titles.

Miniclip is the leading name in free online game websites for mobile with players all over the world on iphone, Android and Windows.

Based in Leamington Spa, Playground Games are known for developing the Forza Horizon series.

Xbox have been passionate supporters of SpecialEffect along with a number of their studios for many years

Nexters is a developer and publisher of free-to-play mobile and social-network games headquartered in Cyprus. Their most well-known title is an epic action RPG Hero Wars, which includes a great roster of characters and a lot of game modes to choose from!

PlayStation London Studio is a game developer based in Soho, the creative heart of the city. As an important part of Sony Interactive Entertainment’s Worldwide Studios family, they push the boundaries with a pioneer spirit that keeps them on the cutting edge of new tech.

Space Ape are the producers of top-selling mobile games such as Transformers: Earth Wars, Samurai Siege and Rival Kingdoms.

Rare Ltd, proud developers of Sea of Thieves and other blockbuster games

Electronic Arts have been amazing long-term supporters of SpecialEffect and we’re proud to have them with us for One Special Day.

Criterion Games are the makers of Burnout, Black, Need For Speed, Star Wars Battlefront Rogue One: X-Wing VR Mission, Star Wars Battlefront II – Space Battles and now Battlefield V Firestorm. Thanks to all at Criterion for their passionate support.

Hutch is a London-based independent games studio focused on racing games for mobile, including Top Drives, F1 Manager and Rebel Racing.

UK-based New Star Games have given football and cricket fans the hugely popular New Star Soccer and New Star Cricket.

Lockwood Publishing is a leading cross platform developer that specialises in social games, virtual worlds, and virtual items.

The team at Ripstone have been involved in creating and publishing  many well-known well-known titles including Pure Chess, Really Big Sky, Table Top Racing and Knytt Underground.

Jagex have been developing community-driven live games like their flagship RuneScape title for more than 20 years.

Bossa are the developers behind titles like Surgeon Simulator and I Am Bread.

A leading games publisher based in Austin, Texas, Devolver are back supporting One Special Day again this year.

Green Man Gaming is a multi award-winning retailer, publisher, distributor and technology business in the games industry and are long-term supporters of SpecialEffect.

nDreams are an award-winning developer and publisher, delivering world-leading interactive VR experiences.

Just Flight are a leading Developer and publisher of high quality add-ons for Flight Simulator X, FSX Steam Edition and Prepar3D

Fusebox is a leading developer of the world’s most popular story-driven games including Love Island: The Game

Pocket Gamer, part of the Steel Media group, is the world’s leading destination for the gaming community on mobile, including iPhone, iPad, Android, Nintendo Switch, 3DS and more.

SockMonkey is an award-winning studio based in the North East of England, with a heritage of working on top notch titles on all major platforms

Boneloaf is an independent game studio based in Sheffield, UK, known for the hit title Gang Beasts.

Aream & Co. is an independent investment bank providing M&A and financing advice to founders and boards of pioneering technology companies worldwide.

Nomad is an independent games studio responsible for adapting iconic tabletop games to digital including Fighting Fantasy and Talisman.

MAG Interactive are a Swedish mobile games development company known Ruzzle, Paint Hit and Wordbrain.

Kwalee are a leading publisher and developer of hyper-casual mobile games, thanks to hit titles that include Draw It, Shootout 3D, Off the Rails 3D, Rocket Sky! and Go Fish!

HeyStephenHey provide marketing & commercial consultancy for Indie game developers and publishers, and are helping SpecialEffect with One Special Game.

ustwo Games are a mobile games studio with a strong focus on user experience and elegance in presentation. They created the BAFTA award-winning hit Monument Valley and the virtual reality experience Land’s End.

Indie Champions are a publisher championing the work of Indie Developers, They’re headed by Colin Macdonald, who is the curator of One Special Night on 1 October.

Founded in 2010 and based in Dundee, Outplay is the largest independent mobile developer in the UK

The Irregular Corporation are developers and publishers of a wide range of games including Good Company, Deadstick and Sailaway.

Fireproof Games produce the critically-acclaimed The Room series of games.

Sumo Digital are team behind titles such as Crackdown 3, Team Sonic Racing and Little Big Planet.

Amiqus are award-winning recuitment specialists for the games industry

Guildford Games is Guildford’s video games industry hub, showcasing the news, culture, community and history of games development in Guildford.

Bastion are a London-based creative comms agency specialising in PR, social, events and video.

Long-term friend Payload Studios is a British independent game studio founded by Russ Clarke to develop the ultimate exploration and combat game, TerraTech.

Escape Technology provide hardware, software and services for computer graphics artists.

The Unity cross-platform game engine needs little introduction.

Swipe Right is a leading global esports and gaming communications agency

Based in Sunderland, UK, Coatsink have developed games across all platforms including console, PC and VR.

UK-based 505 Games publish a wide variety of games across all platforms.

Genba Digital provide game-changing distribution for the video games industry.

Ubisoft Reflections & Ubisoft Leamington are multi-award-winning studios with more than 30 years’ experience in the video game industry. The studios have played a pivotal role in the development of several beloved franchises such as Just Dance, Far Cry, Watch Dogs, The Crew and Tom Clancy’s The Division & Tom Clancy’s The Division 2.

Hello Games are a proudly independent video game development studio and publisher based in the UK. They are the creators of the multi-award winning Joe Danger games and the huge and evolving No Man’s Sky.

Aardvark Swift are an industry leading recruitment agency with over thirty years of experience within video games and we thank them for their brilliant One Special Challenge support.

Skybound Games are the creators of the Walking Dead series of titles.

AOC produce a wide range of gaming monitors

New York -based Revolution are the creators of the Broken Sword series of titles

TAKEOFF is an award-winning global multidisciplinary creative design studio

Sheridans is a leading media and technology law firm.

Long standing supporters of SpecialEffect, Insert Coin is one of the leading names in game inspired clothing and apparel.

Perp are the global games publisher of Moss, Sairento and more.

Many thanks to the team at Attention2Detail for their One Special Day support.

Chilled Mouse publish games including including Warhammer Quest 2: The End Times, Chime Sharp and Torn Tales.

Ion Lands are the developers of Cloudpunk, a cyberpunk game.

Monomi Park are the developers of the award-winning Slime Rancher! game

Neonhive are a boutique PR & Marketing agency who specialise in videogames.

Twistplay are a small independent video game developer based in Guildford

Mediatonic are one of the largest independent studios in the UK, with multiple locations worldwide. They are the creators of titles such as Murder by Numbers and Fall Guys.

Plan of Attack is a European and North American video games PR agency that supports games developers, publishers and technology companies.

Ukie is the trade body who’s mission is to make the UK the best place in the world to make and sell games.

TIGA is the network for games developers and digital publishers and the trade association representing the video games industry.

Tag Games specialises in crafting amazing games for mobile and tablet devices.

Curve Digital is one of the world’s leading publishers of PC and Console games including Thomas Was Alone, Dear Esther and Fall Flat.

Dirtybit are the Norwegian games studio behind TheFunRun titles for mobile with more than 100 million downloads worldwide

GIBiz is the world’s leading games industry website