75		OH! RPG! (Windows, 2015)
64		Magic Wand (Windows, 2016)
63		Occult preRaise (Windows, 2017)
63		Occult RERaise (Windows, 2017)
63		Occult Raise (Windows, 2017)
58		Hylics (Windows, 2015)
56		Siralim 2 (Windows, 2016)
55		Beyond Reality (Windows, 2016)
55		Arvale: Treasure of Memories (Windows, 2015)
55		Echoes of Aetheria (Windows, 2016)
55		Heroes of Legionwood: Age of Darkness (Windows, 2015)
54		Battle Chasers: Nightwar (Windows, 2017)
54		Legionwood: Tale of the Two Swords (Windows, 2016)
54		Alpha Kimori: Great Doubt (Windows, 2014)
54		Thorne: Son of Slaves (Windows, 2016)
54		Miracle Warriors: Seal of the Dark Lord (Windows, 2016)
54		Wind Child (Windows, 2016)
54		Legionwood 2 (Windows, 2014)
54		Cosmic Star Heroine (Windows, 2017)
53		Onyx (Windows, 2017)
53		The Deal (Windows, 2017)
53		Tangledeep (Windows, 2018)
53		Arcane (pre)Raise (Windows, 2017)
53		Dragon Sinker (Windows, 2017)
52		Spring of Decadence (Windows, 2018)
52		Slave's Sword (Windows, 2018)
50		Deadly Sin (Windows, 2009)
50		Deadly Sin 2 (Windows, 2010)
46		Epic Battle Fantasy 3 (Windows, 2016)
45		Destiny Warriors (Windows, 2015)
45		Siralim (Windows, 2015)
45		Dragon Fantasy: The Volumes of Westeria (Windows, 2015)
44		Final Fantasy III (Windows, 2014)
44		Dragon Fantasy: The Black Tome of Ice (Windows, 2016)
44		A Princess' Tale (Windows, 2016)
44		Pokémon Uranium (Windows, 2016)
43		Meltys Quest (Windows, 2017)
43		The Land of Dasthir (Windows, 2017)
43		Pokémon Omicron (Windows, 2013)
43		Pokémon Zeta (Windows, 2013)
43		Antiquia Lost (Windows, 2017)
43		Prelude for a Dream (Windows, 2017)
42		Middens (Windows, 2012)
42		Kate's Test (Windows, 2018)
40		Breath of Fire IV (Windows, 2003)
40		Space Funeral (Windows, 2010)
40		Septerra Core: Legacy of the Creator (Windows, 1999)

Notes: Games similar to The Princess' Heart, Games like The Princess' Heart, RosePortal Games, Degica Co., Ltd, Windows, Role-Playing, RPG, Fantasy, Japanese-style RPG, JRPG, Bird's-eye view, PC, Game Similarities.