85		Portal Knights (Windows, 2016)
79		Conan: Exiles (Windows, 2017)
75		Unturned (Windows, 2017)
75		'n Verlore Verstand (Windows, 2016)
74		Lemma (Windows, 2015)
74		Savage Lands (Windows, 2015)
73		The Long Dark (Windows, 2014)
73		Miscreated (Windows, 2014)
73		SAS (Windows, 2018)
72		7 Days to Die (Windows, 2013)
67		Valley (Windows, 2016)
65		Welkin Road (Windows, 2016)
65		Adventure Time: Magic Man's Head Games (Windows, 2016)
64		Woolfe: The Red Hood Diaries (Windows, 2015)
64		Digger Online (Windows, 2015)
64		Windlands 2 (Windows, 2018)
62		Prince of Persia (Windows, 2008)
62		Prince of Persia: Warrior Within (Windows, 2004)
60		The Princess Bride Game (Windows, 2008)
60		Asghan: The Dragon Slayer (Windows, 1998)
60		UnEpic (Windows, 2011)
58		One More Roll (Windows, 2018)
56		No Thing (Windows, 2016)
56		Mirror's Edge: Catalyst (Windows, 2016)
55		Lonely Land (Windows, 2016)
55		Woodle Tree 2: Worlds (Windows, 2016)
55		Lifeless (Windows, 2016)
55		Radiation Island (Windows, 2016)
55		Shadows Peak (Windows, 2016)
55		Sunset Rangers (Windows, 2016)
54		Ziggurat (Windows, 2014)
54		Minecraft (Windows, 2017)
54		Dead Inside (Windows, 2017)
54		Sky Climbers (Windows, 2017)
54		Creativerse (Windows, 2017)
54		Wickland (Windows, 2015)
54		Trine 3: The Artifacts of Power (Windows, 2015)
54		Empyrion: Galactic Survival (Windows, 2015)
54		404Sight (Windows, 2015)
54		Minecraft (Windows, 2010)
54		Genesis Online (Windows, 2015)
53		The Adventures of Mr. Fluffykins (Windows, 2018)
53		Insanity's Blade (Windows, 2014)
51		Mirror's Edge (Windows, 2009)
49		The Last Tree (Windows, 2017)
49		Die Young (Windows, 2017)
47		Dead Cells (Windows, 2017)
45		Inexistence (Windows, 2016)
45		Freedom Planet (Windows, 2014)
45		Cally's Caves 3 (Windows, 2016)
45		Otem's Defiance (Windows, 2016)
45		CHKN (Windows, 2016)
45		Sky Break (Windows, 2016)
45		Super GunWorld 2 (Windows, 2016)
45		Super Panda Adventures (Windows, 2013)
45		Dorke and Ymp (Windows, 2016)
44		Out of Reach (Windows, 2015)
44		The Nightmare from Beyond (Windows, 2017)
44		Kynseed (Windows, 2018)
44		Banana Town (Windows, 2017)
44		Robbie Swifthand (Windows, 2017)
44		Brawlout (Windows, 2017)
44		Taimumari (Windows, 2015)
44		Reign of Kings (Windows, 2015)
44		The League of Lonely Geologists (Windows, 2017)
44		Bad Pad (Windows, 2017)
43		Dying Light: Bad Blood (Windows, 2018)
43		Vagante (Windows, 2014)
43		Ayni Fairyland (Windows, 2018)
43		Blessed Surface (Windows, 2018)
43		Bounce Rescue (Windows, 2018)
43		Wings of Vi (Windows, 2014)
43		Vertical Drop Heroes HD (Windows, 2014)
43		Elliot Quest (Windows, 2014)
43		Slip (Windows, 2014)
43		Rogue Legacy (Windows, 2013)
43		Soul Grabber (Windows, 2018)
42		Giana Sisters: Twisted Dreams (Windows, 2012)
41		Unbox: Newbie's Adventure (Windows, 2016)
41		RiME (Windows, 2017)
41		Amid Evil (Windows, 2018)

Notes: Games similar to Downward, Games like Downward, Caracal Games, IndieGala S.r.l., Windows, Action, Fantasy, Post-Apocalyptic, Platform, Sandbox, Open World, 1st-person, UnrealEngine4, PC, Game Similarities.