Valve

Rank

#1

Games

31

Positive

16,128,224

Negative

2,224,876

Rating

87.9%

/

31 games

Game	Released	Positive	Negative	Rating
Counter-Strike 2	Aug 21, 2012	8,561,525	1,423,050	85.7%
Dota 2	Jul 9, 2013	2,261,677	552,729	80.4%
Garry's Mod	Nov 29, 2006	1,233,685	39,668	96.9%
Team Fortress 2	Oct 10, 2007	1,139,818	112,106	91.0%
Left 4 Dead 2	Nov 17, 2009	1,041,756	26,525	97.5%
Portal 2	Apr 19, 2011	461,270	6,053	98.7%
Half-Life 2	Nov 16, 2004	272,977	6,725	97.6%
Counter-Strike	Nov 1, 2000	255,981	6,828	97.4%
Portal	Oct 10, 2007	198,421	2,965	98.5%
Half-Life	Nov 19, 1998	158,512	5,762	96.5%
Half-Life: Alyx	Mar 23, 2020	103,727	1,838	98.3%
Dota Underlords	Jun 20, 2019	74,786	16,163	82.2%
Left 4 Dead	Nov 18, 2008	66,228	2,491	96.4%
Source Filmmaker	Jul 10, 2012	41,080	3,122	92.9%
Half-Life 2: Episode Two	Oct 10, 2007	39,977	1,183	97.1%
Half-Life 2: Episode One	Jun 1, 2006	29,953	1,301	95.8%
Half-Life: Opposing Force	Nov 1, 1999	27,679	1,348	95.4%
Counter-Strike: Condition Zero	Mar 1, 2004	26,110	2,432	91.5%
Aperture Desk Job	Mar 1, 2022	23,813	1,275	94.9%
Day of Defeat: Source	Jul 12, 2010	21,702	1,941	91.8%
Alien Swarm	Jul 19, 2010	20,516	1,116	94.8%
Half-Life: Blue Shift	Jun 1, 2001	19,697	1,575	92.6%
Half-Life 2: Deathmatch	Nov 1, 2004	14,013	1,433	90.7%
Team Fortress Classic	Apr 1, 1999	8,097	1,193	87.2%
Day of Defeat	May 1, 2003	6,653	724	90.2%
The Lab	Apr 5, 2016	6,372	350	94.8%
Ricochet	Nov 1, 2000	5,218	1,054	83.2%
Half-Life Deathmatch: Source	May 1, 2006	4,220	1,367	75.5%
Deathmatch Classic	Jun 1, 2001	2,761	559	83.2%
Counter-Strike: Source	Nov 1, 2004	0	0	—
Deadlock	Coming soon	0	0	—

Games and applications on Steam (no DLC, demos or soundtracks). Review counts are Steam's, as of our last check of each game. Click a column to sort; Shift+click to sort by more than one.