Half-Life: Opposing Force

by Gearbox Software·published by Valve

Steam · Overwhelmingly Positive

Steam Facts

Data current as of Apr 26, 2026. We re-crawl reviews and metadata every 14 days.

Steam Sentiment95

Overwhelmingly Positive

Fewer than 5% of Steam games with 1,000+ reviews achieve this.

Quick Stats

Reviews

15,064en

28,029 total (all languages)

Current as of Apr 26, 2026

Released

Nov 1, 1999

Price

$4.99

Velocity

4.8/day

Slowing

Metadata current as of May 3, 2026 · Source: Steam

Market Reach

Estimated owners±60%

≈830K

Estimated gross revenue±60%

≈$4.2M

Based on 28,029 reviews (all languages)

boxleiter_v2

Based on review count × genre/age/price-adjusted Boxleiter ratio. Gross revenue before Steam’s 30% cut, refunds, and regional pricing.

About

Return to the Black Mesa Research Facility as one of the military specialists assigned to eliminate Gordon Freeman. Experience an entirely new episode of single player action. Meet fierce alien opponents, and experiment with new weaponry. Named 'Game of the Year' by the Academy of Interactive Arts and Sciences.

Sentiment History

Sentiment over time

Playtime Sentiment

Sentiment by time invested

· 10,099 post-launch reviews

87%512 rev

<2h

94%341 rev

2-10h

95%6,745 rev

10-50h

97%2,198 rev

50-200h

97%250 rev

200h+

98%53 rev

Sentiment is consistent across all playtime ranges — players feel the same way whether they've played 2 hours or 200.

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