
Player count over time
| Time | Players |
|---|---|
| 2026-10-13T05:00:00.000Z | 663 |
| 2026-10-13T11:00:00.000Z | 579 |
| 2026-10-13T17:00:00.000Z | 728 |
| 2026-10-14T00:00:00.000Z | 1437 |
| 2026-10-14T01:00:00.000Z | 1005 |
| 2026-10-14T02:00:00.000Z | 977 |
| 2026-10-14T08:00:00.000Z | 516 |
| 2026-10-14T14:00:00.000Z | 758 |
| 2026-10-14T20:00:00.000Z | 1278 |
| 2026-10-14T21:00:00.000Z | 1480 |
| 2026-10-14T22:00:00.000Z | 1239 |
| 2026-10-15T00:00:00.000Z | 881 |
| 2026-10-15T06:00:00.000Z | 521 |
| 2026-10-15T13:00:00.000Z | 663 |
| 2026-10-15T19:00:00.000Z | 945 |
| 2026-10-16T01:00:00.000Z | 871 |
| 2026-10-16T07:00:00.000Z | 594 |
| 2026-10-16T13:00:00.000Z | 945 |
| 2026-10-16T19:00:00.000Z | 1916 |
| 2026-10-16T20:00:00.000Z | 1919 |
| 2026-10-16T21:00:00.000Z | 1968 |
| 2026-10-16T22:00:00.000Z | 1738 |
| 2026-10-16T23:00:00.000Z | 1456 |
| 2026-10-17T00:00:00.000Z | 1392 |
| 2026-10-17T01:00:00.000Z | 1187 |
| 2026-10-17T02:00:00.000Z | 1166 |
| 2026-10-17T03:00:00.000Z | 1076 |
| 2026-10-17T04:00:00.000Z | 994 |
| 2026-10-17T10:00:00.000Z | 762 |
| 2026-10-17T16:00:00.000Z | 966 |
| 2026-10-17T22:00:00.000Z | 905 |
| 2026-10-18T04:00:00.000Z | 1087 |
| 2026-10-18T05:00:00.000Z | 1118 |
| 2026-10-18T06:00:00.000Z | 1122 |
| 2026-10-18T07:00:00.000Z | 1048 |
| 2026-10-18T08:00:00.000Z | 1046 |
| 2026-10-18T09:00:00.000Z | 1039 |
| 2026-10-18T15:00:00.000Z | 968 |
| 2026-10-18T22:00:00.000Z | 1091 |
| 2026-10-19T05:00:00.000Z | 513 |
| 2026-10-19T11:00:00.000Z | 401 |
| 2026-10-19T17:00:00.000Z | 486 |
| 2026-10-20T00:00:55.486Z | 618 |
| 2026-10-20T06:01:01.771Z | 316 |
| 2026-10-20T12:10:57.744Z | 415 |
| 2026-10-20T18:21:26.480Z | 412 |
| 2026-10-21T00:30:52.991Z | 740 |
| 2026-10-21T06:32:07.032Z | 440 |
| 2026-10-21T12:41:45.230Z | 501 |
| 2026-10-21T18:50:56.190Z | 661 |
1 hour
24 hours
7 days
30 days
24h peak
Oct 21, 2026
7d peak
Oct 16, 2026
Observed peak
recorded Jul 22, 2026
24h average
mean concurrent
vs same hour last week
needs a week of history
Rank by players now
of 411 games with a fresh eligible snapshot
Rank 7 days ago
of 481 games eligible that week
Stability (7d)
volatility coefficient 0.44
About Build a Bunker!
Description from the Roblox game listing
☢️ Welcome to Build A Bunker! Nukes hit the world every 5 minutes. Get loot from the town and use it to upgrade your bunker. Can you survive until help arrives? [ How To Play ] 🍎 Grab food, 🔫 weapons, and 🪵 supplies ☢️ Get inside the bunker before the nuke ⚔️ Fight enemies and protect your bunker 🏗️ Build and upgrade your bunker 💀 Can you survive?
Game facts
Visits
lifetime, from Roblox
Favorites
lifetime, from Roblox
Likes
95% of 157.9K votes
Dislikes
from Roblox votes
Rating
👍 share of votes
Server capacity
max players per server
Released
on Roblox
Last game update
Sep 16, 2026
Developer: Piriyo
Engagement rates
Visits / day
over 91 days · 930 obs
Favorites / day
over 91 days · 930 obs
Likes / day
over 11 days · 73 obs
Rating movement
95% → 95%
Favorites / M visits
size-normalised engagement
Votes / M visits
size-normalised engagement
Estimated session length
high confidence · estimate
Estimate How session length is calculated
Server health
From a live sample of 6 servers taken . Roblox returns a page of servers rather than all of them, so these describe the sample.
Space available Sampled servers averaged 46% full.
- Server size
- 14
- players per server
- Typical fill
- 46%
- 0 of 6 full
- Median ping
- 154ms
- High latency
Passes & prices
5 passes for sale, 98 Robux to 973 Robux. Prices are our last observed Roblox listings; confirm the price in-game before buying. Roblox does not publish how many have sold, so this is a price list, not sales or earnings.
Amazing SackThis is so amazing!98 Robux
Military ChestGain access to every Military Chest you find!199 Robux
12 Player Server299 Robux
MinigunNothing can stop you now!349 Robux
2x ScrapEarn double the usual scrap from playing the game! This also counts for picking up scrap!973 Robux
Badges
Dynamic Duo
149.3K awarded+38 today
Survive 50 days
28.2K awarded+37 today
Weakling
29.5K awarded+17 today
Greed
106.6K awarded+56 today
Hardcore
152.8K awarded+47 today
Military Defender
251.6K awarded+72 today
Rescued
229.2K awarded+70 today
Survive 45 days
47.2K awarded+59 today
Broadcaster
238.3K awarded+74 today
Coward
234.1K awarded+93 today
Survive 40 days
85.7K awarded+88 today
Unlucky
169.8K awarded+89 today
Peak history
| # | Peak players | Recorded |
|---|---|---|
| 1 | 7,588 | Jul 22, 12:00 PM |
| 2 | 6,253 | Oct 8, 9:00 PM |
| 3 | 4,533 | Aug 2, 4:00 AM |
| 4 | 4,459 | Jul 23, 12:00 PM |
| 5 | 3,401 | Jul 25, 2:00 AM |
Peaks are the highest readings we've recorded, kept at least 24 hours apart so one spike doesn't fill the list.
When is Build a Bunker! busiest?
Best times: Thursday 5–6 PM and Thursday 11 PM – Friday 12 AM (UTC, around 5.2K players at the peak window).
Quieter windows: Tuesday 9–10 AM and Monday 7–9 AM (UTC) — lower player counts, emptier servers.
By day of week
- Sun1K
- Mon602
- Tue474
- Wed621
- Thu1.7K
- Fri1.1K
- Sat1K
Advanced: full-week heatmap
| Day | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sun | Sun 0:00 — average 793 players | Sun 1:00 — average 776 players | Sun 2:00 — average 1.2K players | Sun 3:00 — average 1.3K players | Sun 4:00 — average 944 players | Sun 5:00 — average 1.2K players | Sun 6:00 — average 979 players | Sun 7:00 — average 1.1K players | Sun 8:00 — average 1K players | Sun 9:00 — average 1.1K players | Sun 10:00 — average 816 players | Sun 11:00 — average 1K players | Sun 12:00 — average 1K players | Sun 13:00 — average 1.2K players | Sun 14:00 — average 1.1K players | Sun 15:00 — average 1.2K players | Sun 16:00 — average 1K players | Sun 17:00 — average 1.3K players | Sun 18:00 — average 1.1K players | Sun 19:00 — average 1.1K players | Sun 20:00 — average 1K players | Sun 21:00 — average 1.2K players | Sun 22:00 — average 977 players | Sun 23:00 — average 1.4K players |
| Mon | Mon 0:00 — average 894 players | Mon 1:00 — average 910 players | Mon 2:00 — average 304 players | no data | Mon 4:00 — average 403 players | Mon 5:00 — average 513 players | no data | Mon 7:00 — average 419 players | Mon 8:00 — average 235 players | no data | Mon 10:00 — average 683 players | Mon 11:00 — average 381 players | no data | Mon 13:00 — average 662 players | Mon 14:00 — average 427 players | no data | no data | Mon 17:00 — average 534 players | no data | Mon 19:00 — average 746 players | Mon 20:00 — average 615 players | Mon 21:00 — average 1.1K players | Mon 22:00 — average 1.1K players | Mon 23:00 — average 651 players |
| Tue | Tue 0:00 — average 618 players | Tue 1:00 — average 548 players | Tue 2:00 — average 271 players | Tue 3:00 — average 201 players | no data | Tue 5:00 — average 417 players | Tue 6:00 — average 316 players | Tue 7:00 — average 409 players | no data | Tue 9:00 — average 200 players | no data | Tue 11:00 — average 523 players | Tue 12:00 — average 415 players | Tue 13:00 — average 735 players | Tue 14:00 — average 948 players | Tue 15:00 — average 333 players | no data | Tue 17:00 — average 629 players | Tue 18:00 — average 412 players | Tue 19:00 — average 836 players | Tue 20:00 — average 810 players | Tue 21:00 — average 283 players | no data | Tue 23:00 — average 404 players |
| Wed | Wed 0:00 — average 901 players | Wed 1:00 — average 845 players | Wed 2:00 — average 901 players | Wed 3:00 — average 191 players | no data | Wed 5:00 — average 585 players | Wed 6:00 — average 327 players | no data | Wed 8:00 — average 449 players | Wed 9:00 — average 230 players | no data | no data | Wed 12:00 — average 464 players | no data | Wed 14:00 — average 717 players | Wed 15:00 — average 457 players | Wed 16:00 — average 302 players | no data | Wed 18:00 — average 485 players | no data | Wed 20:00 — average 956 players | Wed 21:00 — average 890 players | Wed 22:00 — average 725 players | Wed 23:00 — average 886 players |
| Thu | Thu 0:00 — average 533 players | no data | Thu 2:00 — average 676 players | Thu 3:00 — average 586 players | Thu 4:00 — average 167 players | no data | Thu 6:00 — average 475 players | no data | Thu 8:00 — average 417 players | Thu 9:00 — average 402 players | Thu 10:00 — average 270 players | no data | Thu 12:00 — average 647 players | Thu 13:00 — average 821 players | Thu 14:00 — average 720 players | Thu 15:00 — average 2.6K players | Thu 16:00 — average 2.7K players | Thu 17:00 — average 5.2K players | Thu 18:00 — average 2K players | Thu 19:00 — average 2.5K players | Thu 20:00 — average 3.4K players | Thu 21:00 — average 3.3K players | Thu 22:00 — average 3.1K players | Thu 23:00 — average 5K players |
| Fri | Fri 0:00 — average 2.9K players | Fri 1:00 — average 1K players | Fri 2:00 — average 1.1K players | Fri 3:00 — average 735 players | Fri 4:00 — average 1.3K players | Fri 5:00 — average 737 players | Fri 6:00 — average 763 players | Fri 7:00 — average 642 players | Fri 8:00 — average 501 players | no data | Fri 10:00 — average 315 players | Fri 11:00 — average 285 players | Fri 12:00 — average 512 players | Fri 13:00 — average 975 players | Fri 14:00 — average 1.2K players | Fri 15:00 — average 1K players | Fri 16:00 — average 873 players | Fri 17:00 — average 898 players | Fri 18:00 — average 897 players | Fri 19:00 — average 1.2K players | Fri 20:00 — average 1.7K players | Fri 21:00 — average 1.3K players | Fri 22:00 — average 1.2K players | Fri 23:00 — average 1K players |
| Sat | Sat 0:00 — average 1.3K players | Sat 1:00 — average 814 players | Sat 2:00 — average 1.3K players | Sat 3:00 — average 1.1K players | Sat 4:00 — average 1K players | Sat 5:00 — average 936 players | Sat 6:00 — average 1.3K players | Sat 7:00 — average 774 players | Sat 8:00 — average 1.3K players | Sat 9:00 — average 925 players | Sat 10:00 — average 793 players | Sat 11:00 — average 823 players | Sat 12:00 — average 1.1K players | Sat 13:00 — average 890 players | Sat 14:00 — average 1.4K players | Sat 15:00 — average 1.3K players | Sat 16:00 — average 993 players | Sat 17:00 — average 1.2K players | Sat 18:00 — average 1K players | Sat 19:00 — average 861 players | Sat 20:00 — average 1.3K players | Sat 21:00 — average 1.3K players | Sat 22:00 — average 896 players | Sat 23:00 — average 1.1K players |
Bloxism Score
A 0–100 composite of popularity, rating, growth and stability. How it's calculated
- Popularity×0.4
- 0
- Rating×0.25
- 95
- Growth×0.2
- 0
- Stability×0.15
- 56
Recent observations
| Recorded | Players | Rating |
|---|---|---|
| Oct 21, 6:50 PM | 661 | 95% |
| Oct 21, 12:41 PM | 501 | 95% |
| Oct 21, 6:32 AM | 440 | 95% |
| Oct 21, 12:30 AM | 740 | 95% |
| Oct 20, 6:21 PM | 412 | 95% |
| Oct 20, 12:10 PM | 415 | 95% |
| Oct 20, 6:01 AM | 316 | 95% |
| Oct 20, 12:00 AM | 618 | 95% |
| Oct 19, 5:00 PM | 486 | 95% |
| Oct 19, 11:00 AM | 401 | 95% |
| Oct 19, 5:00 AM | 513 | 95% |
| Oct 18, 10:00 PM | 1,091 | 95% |
| Oct 18, 3:00 PM | 968 | 95% |
| Oct 18, 9:00 AM | 1,039 | 95% |
| Oct 18, 8:00 AM | 1,046 | 95% |
| Oct 18, 7:00 AM | 1,048 | 95% |
| Oct 18, 6:00 AM | 1,122 | 95% |
| Oct 18, 5:00 AM | 1,118 | 95% |
| Oct 18, 4:00 AM | 1,087 | 95% |
| Oct 17, 10:00 PM | 905 | 95% |
| Oct 17, 4:00 PM | 966 | 95% |
| Oct 17, 10:00 AM | 762 | 95% |
| Oct 17, 4:00 AM | 994 | 95% |
| Oct 17, 3:00 AM | 1,076 | 95% |
| Oct 17, 2:00 AM | 1,166 | 95% |
| Oct 17, 1:00 AM | 1,187 | 95% |
| Oct 17, 12:00 AM | 1,392 | 95% |
| Oct 16, 11:00 PM | 1,456 | 95% |
| Oct 16, 10:00 PM | 1,738 | 95% |
| Oct 16, 9:00 PM | 1,968 | 95% |
| Oct 16, 8:00 PM | 1,919 | 95% |
| Oct 16, 7:00 PM | 1,916 | 95% |
| Oct 16, 1:00 PM | 945 | 95% |
| Oct 16, 7:00 AM | 594 | 95% |
| Oct 16, 1:00 AM | 871 | 95% |
| Oct 15, 7:00 PM | 945 | 95% |
| Oct 15, 1:00 PM | 663 | 95% |
| Oct 15, 6:00 AM | 521 | 95% |
| Oct 15, 12:00 AM | 881 | 95% |
| Oct 14, 10:00 PM | 1,239 | 95% |
| Oct 14, 9:00 PM | 1,480 | 95% |
| Oct 14, 8:00 PM | 1,278 | 95% |
| Oct 14, 2:00 PM | 758 | 95% |
| Oct 14, 8:00 AM | 516 | 95% |
| Oct 14, 2:00 AM | 977 | 95% |
| Oct 14, 1:00 AM | 1,005 | 95% |
| Oct 14, 12:00 AM | 1,437 | 95% |
| Oct 13, 5:00 PM | 728 | 95% |
| Oct 13, 11:00 AM | 579 | 95% |
| Oct 13, 5:00 AM | 663 | 95% |
Tracked automatically from Roblox's public APIs. Compare this game on the live charts or browse the full directory.
