M.A.S.S. Builder
Playing now
10−4 vs. yesterday
2.1%of peak
All-time peak
480Jul 2020
Steam charts
Playing now
10−4
24-hour peak
18
All-time peak
480Jul 2020
30-day average
11
Rank right now
#7,422
Drag across the chart to zoom · double-click to reset
Data by SteamPeaks.comM.A.S.S. Builder
Monthly breakdown
| Month | Average | Gain | % Gain | Peak |
|---|---|---|---|---|
| Sept 2026 | 11 | −2 | −12.5% | 18 |
| Aug 2026 | 13 | −2 | −12.3% | 30 |
| Jul 2026 | 15 | −9 | −37.8% | 31 |
| Jun 2026 | 24 | +3 | +12.1% | 74 |
| May 2026 | 21 | +7 | +50.0% | 41 |
| Apr 2026 | 14 | −1 | −5.9% | 34 |
| Mar 2026 | 15 | +5 | +45.6% | 29 |
| Feb 2026 | 10 | −1 | −9.0% | 24 |
| Jan 2026 | 11 | +0 | +4.8% | 32 |
| Dec 2025 | 11 | −2 | −16.9% | 24 |
| Nov 2025 | 13 | −4 | −24.4% | 26 |
| Oct 2025 | 17 | — | — | 39 |
Tracking since since 6 Sep 2026, 07:13 UTC
Launch retention
Open in CompareUpdated
Launch retention needs samples from the first day after release. SteamPeaks started sampling this app since 6 Sep 2026, 07:13 UTC; the curve appears for launches tracked from their unlock.
—
Now · of launch peak
0
Days above 1,000,000 in 2026
18
Weekend peak this week
| Milestone | M.A.S.S. Builder | Genre median |
|---|---|---|
| Launch peak | — | — |
| Hour 1 | — | — |
| Hour 24 | — | — |
| Hour 72 | — | — |
| Day 7 | — | — |
| Now | 10 | — |
| Daily peak · last 14 days | Peak | |
|---|---|---|
| Sun 6 Sept · weekend | 18 | |
| Mon 7 Sept | 10 |
Not enough samples yet. The line appears once a few readings are in.
—
Followers
—
Last 7 days
—
Last 30 days
—
Most followed rank
Steam store
Store data
#7,422
Concurrent players rank
Among apps sampled in the last 15 minutes
—
Top sellers rank
Not in the weekly top 100
—
Wishlist activity rank
Wishlist list arrives with the store rankings job
—
Most followed rank
Among apps with a follower count
Twitch viewers · last 7 days
No Twitch category matched yet
No live streams found for this game in the last 7 days, or Twitch has no matching category.
—
Viewers now
—
7-day peak
—
Viewers per 1,000 players
—
Live channels
Estimates · not Steam data
Owner estimates
Every figure here is derived, shown as a range, and links to its method. Steam does not publish owner counts.
| Source | Estimated owners | Method | Confidence |
|---|---|---|---|
| SteamPeaks | Fewer than 50 reviews: not estimated | Reviews × k, calibrated on announced figures · How it works | — |