M.A.S.S. Builder Price History and Player Count

M.A.S.S. Builder

Steam app 956680

M.A.S.S. Builder

Vermillion DigitalSep 1, 2019Action, Indie, RPG, Strategy

-30% $24.99 $17.49 Very PositiveSteam Deck Playable
  • Mechs
  • Action RPG
  • Character Customization
  • Robots
  • Gun Customization
  • Indie
  • Hack and Slash
  • Sci-fi
  • Anime
  • Shooter
View on Steam Get alerts
Playing now
19
Updated 2 hours ago
24-hour peak
21
Last 24 hours
All-time peak
480
Jul 1, 2020
Steam reviews
87%
Very Positive

Data source: Steam Web APILast updated: How we collect this data

M.A.S.S. Builder player count chart

M.A.S.S. Builder has very few players on Steam right now (19). Its all-time peak was 480.

History from Sep 1, 2019

M.A.S.S. Builder monthly player count

MonthAvg. playersGain% GainPeak players
November 2026n/a+0+0%24
October 2026n/a+5+26.32%24
September 2026n/a-11-36.67%19
August 2026n/a-1-3.23%30
July 2026n/a-43-58.11%31
June 2026n/a+33+80.49%74
May 2026n/a+7+20.59%41
April 2026n/a+5+17.24%34
March 2026n/a+5+20.83%29
February 2026n/a-8-25%24
January 2026n/a+8+33.33%32
December 2025n/a-2-7.69%24
November 2025n/a-13-33.33%26
October 2025n/a-133-77.33%39
September 2025n/a+140+437.5%172
August 2025n/a+12+60%32
July 2025n/a-3-13.04%20
June 2025n/a+1+4.55%23
May 2025n/a+0+0%22
April 2025n/a-3-12%22
March 2025n/a-9-26.47%25
February 2025n/a+3+9.68%34
January 2025n/a-29-48.33%31
December 2024n/a+7+13.21%60
November 2024n/a+25+89.29%53
October 2024n/a-12-30%28
September 2024n/a-13-24.53%40
August 2024n/a-86-61.87%53
July 2024n/a+95+215.91%139
June 2024n/a-12-21.43%44
May 2024n/a+3+5.66%56
April 2024n/a+6+12.77%53
March 2024n/a+1+2.17%47
February 2024n/a-5-9.8%46
January 2024n/a-3-5.56%51
December 2023n/a-4-6.9%54
November 2023n/a-113-66.08%58
October 2023n/a-32-15.76%171
September 2023n/a+131+181.94%203
August 2023n/a-9-11.11%72
July 2023n/a+13+19.12%81
June 2023n/a-58-46.03%68
May 2023n/a+45+55.56%126
April 2023n/a-38-31.93%81
March 2023n/a+14+13.33%119
February 2023n/a-5-4.55%105
January 2023n/a-68-38.2%110
December 2022n/a-125-41.25%178
November 2022n/a+224+283.54%303
October 2022n/a-2-2.47%79
September 2022n/a-58-41.73%81
August 2022n/a+43+44.79%139
July 2022n/a-8-7.69%96
June 2022n/a-62-37.35%104
May 2022n/a+29+21.17%166
April 2022n/a+0+0%137
March 2022n/a-40-22.6%137
February 2022n/a-235-57.04%177
January 2022n/a+310+303.92%412
December 2021n/a-52-33.77%102
November 2021n/a+21+15.79%154
October 2021n/a+8+6.4%133
September 2021n/a+4+3.31%125
August 2021n/a-158-56.63%121
July 2021n/a-90-24.39%279
June 2021n/a+297+412.5%369
May 2021n/a-57-44.19%72
April 2021n/a-101-43.91%129
March 2021n/a+82+55.41%230
February 2021n/a+51+52.58%148
January 2021n/a-15-13.39%97
December 2020n/a-9-7.44%112
November 2020n/a-102-45.74%121
October 2020n/a+5+2.29%223
September 2020n/a+120+122.45%218
August 2020n/a-382-79.58%98
July 2020n/a+321+201.89%480
June 2020n/a+77+93.9%159
May 2020n/a+8+10.81%82
April 2020n/a-127-63.18%74
March 2020n/a+159+378.57%201
February 2020n/a-8-16%42
January 2020n/a-61-54.95%50
December 2019n/a+55+98.21%111
November 2019n/a-47-45.63%56
October 2019n/a-160-60.84%103
September 2019n/an/an/a263

How many people are playing M.A.S.S. Builder?

At this moment M.A.S.S. Builder has 19 concurrent players on Steam. That makes it the #6,463 most played game on Steam at the moment. In the last 24 hours it peaked at 21 players. Today's peak is 62% above its 30-day average daily peak of 13.

Is M.A.S.S. Builder growing or declining?

Over the last 30 days M.A.S.S. Builder averaged a daily peak of 13 players, up 0% compared with the 30 days before (13). Its highest point this month (24) is 8% below the same period last year (26). In its first month after release (Sep 1, 2019) it peaked at 263 players. Today's player count is 4% of its all-time peak of 480, set on Jul 1, 2020.

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Compare M.A.S.S. Builder with similar games

Player counts, peaks, reviews and prices side by side. Compare any Steam games

About M.A.S.S. Builder

Commander, customize and build your Mechanical Assault Skeleton Suit (M.A.S.S.) and lead the fight against an alien invasion bent on exterminating the human race. The fate of humanity is in your hands.

Developer
Vermillion Digital
Publisher
Sekai Project
Released
Sep 1, 2019
Genre
Action, Indie, RPG, Strategy
Steam Deck
Playable
Languages
5 languages

Screenshots

M.A.S.S. Builder screenshot 1M.A.S.S. Builder screenshot 2M.A.S.S. Builder screenshot 3M.A.S.S. Builder screenshot 4M.A.S.S. Builder screenshot 5M.A.S.S. Builder screenshot 6

M.A.S.S. Builder price history

-30% $17.49
price now (US), usually $24.99
$17.49
lowest recorded (-30%) · Oct 27, 2026
-30%
typical sale discount · 1 sale seen

Good time to buy? Yes, good time to buy. M.A.S.S. Builder is 30% off at $17.49, the lowest price we have recorded.Next Steam sale: Steam Winter Sale, Dec 17 to Jan 4. See the countdown

US price on Steam. Checked daily.

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M.A.S.S. Builder reviews over time

87% Very Positive87% of 3,869 Steam reviews are positiveRead reviews on Steam

Positive and negative Steam user reviews per month, from Steam's review history.

M.A.S.S. Builder DLC

M.A.S.S. Builder has 1 DLC on Steam, newest first.

DLCReleasedPrice (US)
M.A.S.S. Builder Soundtrack ↗May 1, 2026-10% $13.49

Latest M.A.S.S. Builder news and patch notes

Official announcements from the developer on Steam.

M.A.S.S. Builder FAQ

Is M.A.S.S. Builder dead?

M.A.S.S. Builder has very few players on Steam right now (19). Its all-time peak was 480.

How many people play M.A.S.S. Builder?

19 people are playing M.A.S.S. Builder on Steam right now. In the last 24 hours it peaked at 21 concurrent players.

What is the all-time peak player count for M.A.S.S. Builder?

M.A.S.S. Builder reached its all-time Steam peak of 480 concurrent players on Jul 1, 2020.

Is M.A.S.S. Builder growing or declining?

M.A.S.S. Builder is stable. Its average daily peak over the last 30 days was 13, about the same compared with the previous 30 days.

How much does M.A.S.S. Builder cost?

M.A.S.S. Builder is on sale on Steam right now: $17.49, 30% off its usual $24.99. Prices are checked daily and can differ by region.

What is the lowest price M.A.S.S. Builder has been on Steam?

The lowest US price we have recorded for M.A.S.S. Builder on Steam is $17.49 (30% off), on Oct 27, 2026. It costs $17.49 right now.

Is M.A.S.S. Builder on sale right now?

Yes. M.A.S.S. Builder is 30% off on Steam right now, $17.49 instead of $24.99. That matches the lowest price we have recorded.

Is M.A.S.S. Builder good?

Steam players rate M.A.S.S. Builder Very Positive: 87% of 3,869 reviews are positive.

When did M.A.S.S. Builder come out?

M.A.S.S. Builder was released on Steam on Sep 1, 2019.

Who made M.A.S.S. Builder?

M.A.S.S. Builder was developed by Vermillion Digital and published by Sekai Project.

RageQuit Charts is not affiliated with Valve Corporation. Steam and the Steam logo are trademarks of Valve Corporation. Player counts come from the official Steam Web API.