Mainframe Defenders

by Synthetic Domain

Steam · Very Positive

Steam Facts

Data current as of Apr 24, 2026. We re-crawl reviews and metadata every 14 days.

Steam Sentiment89

Very Positive

This puts the game in the top 30% of all reviewed games on Steam.

Quick Stats

Reviews

476en

768 total (all languages)

Current as of Apr 24, 2026

Released

Feb 25, 2020

Price

$0.89

Velocity

0.2/day

Slowing

Metadata current as of Apr 28, 2026 · Source: Steam

Market Reach

Estimated owners±100%Small-sample

≈23,000

Estimated gross revenue±100%Small-sample

≈$14.0K

Based on 768 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

MAINFRAME DEFENDERS - Turn-based tactics centered around gear and unit customization. It offers simple combat, high replayability, and tons of loot. Items don't just provide stats boost, but also offer distinct mechanics that can be combined into powerful builds.

Sentiment History

Sentiment over time

Playtime Sentiment

Sentiment by time invested

· 477 post-launch reviews

40%43 rev

<2h

97%63 rev

2-10h

92%234 rev

10-50h

97%121 rev

50-200h

100%15 rev

200h+

100%1 rev

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

Competitive Benchmark

Compared to 41 similar games in the Strategy genre released in 2020.

Sentiment vs. similar gamesTop 30%

Popularity vs. similar gamesTop 20%

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