2D

Top 10 2D games by Average Playtime

#	Game	Release Year↕	Developer↕	Publisher↕	Revenue	Units Sold	Average Playtime↓	Median Playtime↕	Review Score↕	Price↕
1	Cookie Clicker	2021	Orteil	Playsaurus	$0.0MUnlock →	000KUnlock →	286.5h	59.1h	96%	$4.99
2	Melvor Idle	2021	Games by Malcs	Jagex Ltd	$0.0MUnlock →	000KUnlock →	276.4h	44.6h	90%	$9.75
3	RimWorld	2018	Ludeon Studios	Ludeon Studios	$0.0MUnlock →	000KUnlock →	255.4h	70.0h	97%	$31.99
4	Space industrial empire	2024	游戏养家工作室	游戏养家工作室	$0.0MUnlock →	000KUnlock →	228.4h	29.6h	86%	$5.89
5	The Binding of Isaac: Rebirth	2014	Nicalis, Inc.	Nicalis, Inc.	$0.0MUnlock →	000KUnlock →	191.3h	9.6h	97%	$14.99
6	Factorio	2020	Wube Software LTD.	Wube Software LTD.	$0.0MUnlock →	000KUnlock →	189.8h	37.8h	97%	$32.00
7	Fish to Dish: Idle Sushi	2025	Kygua Tech	IndieArk	$0.0MUnlock →	000KUnlock →	159.2h	100.3h	96%	$5.89
8	Fischer's Fishing Journey	2025	Cutefish	Gamersky Games	$0.0MUnlock →	000KUnlock →	150.8h	66.8h	91%	$7.79
9	Age of Empires II: Definitive Edition	2019	World's Edge	Xbox Game Studios	$0.0MUnlock →	000KUnlock →	127.6h	15.0h	94%	$32.99
10	Terraria	2011	Re-Logic	Re-Logic	$0.0MUnlock →	000KUnlock →	125.1h	36.0h	97%	$9.75

Steam-wide market context

Based on 38,922 2D games across the full Steam catalog · snapshot Jul 12, 2026 — official Steam data, beyond our tracked corpus.