Kingdom Hearts Series

ConsoleNameDeveloperLucca's Observations
3DSKingdom Hearts 3D: Dream Drop DistanceSquare EnixMore ARPG action, more plot confusion; this one brings back the Command Deck from Birth By Sleep and introduces capturable spirits that can influence gameplay
DSKingdom Hearts 358/2 Daysh.a.n.d. Inc./Square EnixStars Organization XIII, takes place parallel to Chain of Memories; mission-like structure with the same ARPG gameplay
DSKingdom Hearts Re:codedh.a.n.d. Inc./Square EnixRemake of a mobile-only game, has more puzzles involved than a standard KH game
GBAKingdom Hearts: Chain of MemoriesJupiterThe first of many, many side stories- takes place between KH I and II, uses a card battling system
JP PSPKingdom Hearts: Birth By Sleep Final MixSquare EnixAdds new playable episodes and way more story content to the original
PS2Kingdom HeartsSquareThe OG FF/Disney mashup, before the story started to overcomplicate itself
PS2Kingdom Hearts IISquare EnixDo you like pressing the triangle button?
PS2Kingdom Hearts Re:Chain of MemoriesSquare EnixStill card-based, but with voice acting, new cutscenes, and 3D combat
PS3Kingdom Hearts HD 1.5 RemixSquare EnixContains the previously JP-exclusive Final Mix version of KHI with added story and gameplay changes, Re: Chain of Memories, and a series of cutscenes from 358/2 Days
PS3Kingdom Hearts HD 2.5 RemixSquare EnixContains the previously JP-exclusive Final Mix version of KHII and BBS with added story and gameplay changes and a series of cutscenes from Re: coded
PS4Kingdom Hearts HD 1.5 + 2.5 RemixSquare EnixSee XBO
PS4Kingdom Hearts HD 2.8 Final Chapter PrologueSquare EnixSee XBO
PS4Kingdom Hearts IIISquare EnixA conclusion that leaves more questions than satisfying answers, ARPG gameplay is quite flashy, worlds are bigger but arguably blander
PS4Kingdom Hearts: Melody of MemorySquare Enix/IndieszeroSee Switch
PS4Kingdom Hearts: The Story So FarSquare EnixA collection of all collections of Kingdom Hearts games before KHIII
PSPKingdom Hearts: Birth By SleepSquare EnixPrequel to the main series, with three playable characters and generally similar ARPG gameplay, albeit with the ability to customize commands available in battle
SwitchKingdom Hearts: Melody of MemorySquare Enix/IndieszeroThe inevitable Kingdom Hearts rhythm game; characters level their health and attack as they keep the beat to songs throughout the series
Xbox OneKingdom Hearts 2.8 HD Final Chapter Prologue (DL only)Square EnixContains a remastered Dream Drop Distance, as well as a short interlude game starring Aqua and a cutscene movie referencing the mobile game
Xbox OneKingdom Hearts HD 1.5 + 2.5 Remix (DL only)Square EnixSimply put: a combined version of the 1.5 and 2.5 Remix packages (KHI, Re;CoM, 358/2 days movie + KHII, BBS, Coded movie)
Xbox OneKingdom Hearts IIISquare EnixSee PS4
Xbox OneKingdom Hearts: Melody of Memory (DL only)Square Enix/IndieszeroSee Switch