Steady crowd
Alien Swarm: Reactive Drop
Right now
Steam players since we started tracking · updated 16:35 UTCPlaying now
162
at 16:35 UTC
24-hour peak
271
All-time peak
9,335
in Apr 2017 · SteamCharts
24h change
—
needs 48 h of data
Twitch viewers
—
none tracked
Best price
—
Players over time
What stands out
- +93%Players since 10:00 UTC, our first reading in the last 24 hours.
- 271Today’s peak was 67% above the current count.
All-time peak
9,335
Highest monthly peak on record, in Apr 2017, from SteamCharts. The most we have counted ourselves since Oct 27, 2026 is 271.
Month by month
Average and peak players per month · SteamCharts (used with permission) for complete months, our own Steam counts after that| Month | Avg. players | Gain | % Gain | Peak players |
|---|---|---|---|---|
| October 2026 (from Oct 27, 2026) · our count | 180 | 40 | +28% | 271 |
| September 2026 | 140 | -21 | -13% | 429 |
| August 2026 | 161 | 12 | +8.1% | 436 |
| July 2026 | 149 | 0 | 0% | 370 |
| June 2026 | 149 | 1 | +0.7% | 424 |
| May 2026 | 148 | 10 | +7.3% | 386 |
| April 2026 | 138 | 7 | +5.3% | 412 |
| March 2026 | 131 | -27 | -17% | 393 |
| February 2026 | 158 | 18 | +13% | 359 |
| January 2026 | 140 | 9 | +6.9% | 373 |
| December 2025 | 131 | -10 | -7.1% | 357 |
| November 2025 | 141 | -2 | -1.4% | 400 |
Show all 118 months
| Month | Avg. players | Gain | % Gain | Peak players |
|---|---|---|---|---|
| October 2025 | 143 | -3 | -2.1% | 388 |
| September 2025 | 146 | -39 | -21% | 473 |
| August 2025 | 185 | 7 | +3.9% | 467 |
| July 2025 | 178 | 0 | 0% | 441 |
| June 2025 | 178 | 3 | +1.7% | 534 |
| May 2025 | 175 | 13 | +8% | 515 |
| April 2025 | 162 | 8 | +5.2% | 507 |
| March 2025 | 154 | -29 | -16% | 466 |
| February 2025 | 183 | -12 | -6.2% | 478 |
| January 2025 | 195 | 38 | +24% | 489 |
| December 2024 | 157 | -20 | -11% | 454 |
| November 2024 | 177 | -24 | -12% | 520 |
| October 2024 | 201 | -6 | -2.9% | 656 |
| September 2024 | 207 | -40 | -16% | 623 |
| August 2024 | 247 | 32 | +15% | 609 |
| July 2024 | 215 | -10 | -4.4% | 494 |
| June 2024 | 225 | 21 | +10% | 653 |
| May 2024 | 204 | -34 | -14% | 587 |
| April 2024 | 238 | -14 | -5.6% | 691 |
| March 2024 | 252 | -34 | -12% | 810 |
| February 2024 | 286 | 28 | +11% | 660 |
| January 2024 | 258 | 23 | +9.8% | 705 |
| December 2023 | 235 | -2 | -0.8% | 683 |
| November 2023 | 237 | -2 | -0.8% | 801 |
| October 2023 | 239 | -12 | -4.8% | 842 |
| September 2023 | 251 | -71 | -22% | 768 |
| August 2023 | 322 | -30 | -8.5% | 809 |
| July 2023 | 352 | -19 | -5.1% | 781 |
| June 2023 | 371 | 25 | +7.2% | 1,009 |
| May 2023 | 346 | 19 | +5.8% | 947 |
| April 2023 | 327 | 22 | +7.2% | 917 |
| March 2023 | 305 | -127 | -29% | 1,041 |
| February 2023 | 432 | -15 | -3.4% | 1,380 |
| January 2023 | 447 | 22 | +5.2% | 1,450 |
| December 2022 | 425 | 114 | +37% | 2,310 |
| November 2022 | 311 | 53 | +21% | 1,448 |
| October 2022 | 258 | -9 | -3.4% | 675 |
| September 2022 | 267 | -42 | -14% | 844 |
| August 2022 | 309 | -3 | -1% | 736 |
| July 2022 | 312 | 6 | +2% | 688 |
| June 2022 | 306 | -69 | -18% | 683 |
| May 2022 | 375 | 13 | +3.6% | 1,277 |
| April 2022 | 362 | 132 | +57% | 1,731 |
| March 2022 | 230 | -48 | -17% | 641 |
| February 2022 | 278 | 21 | +8.2% | 589 |
| January 2022 | 257 | 52 | +25% | 679 |
| December 2021 | 205 | -43 | -17% | 530 |
| November 2021 | 248 | 40 | +19% | 1,188 |
| October 2021 | 208 | -20 | -8.8% | 559 |
| September 2021 | 228 | -60 | -21% | 643 |
| August 2021 | 288 | 44 | +18% | 598 |
| July 2021 | 244 | 4 | +1.7% | 550 |
| June 2021 | 240 | -4 | -1.6% | 615 |
| May 2021 | 244 | 3 | +1.2% | 635 |
| April 2021 | 241 | -36 | -13% | 642 |
| March 2021 | 277 | -17 | -5.8% | 892 |
| February 2021 | 294 | -26 | -8.1% | 686 |
| January 2021 | 320 | 78 | +32% | 786 |
| December 2020 | 242 | -4 | -1.6% | 507 |
| November 2020 | 246 | 15 | +6.5% | 596 |
| October 2020 | 231 | 1 | +0.4% | 539 |
| September 2020 | 230 | -101 | -31% | 633 |
| August 2020 | 331 | 71 | +27% | 839 |
| July 2020 | 260 | 4 | +1.6% | 593 |
| June 2020 | 256 | -97 | -27% | 554 |
| May 2020 | 353 | -95 | -21% | 725 |
| April 2020 | 448 | 86 | +24% | 1,778 |
| March 2020 | 362 | 4 | +1.1% | 855 |
| February 2020 | 358 | 129 | +56% | 1,174 |
| January 2020 | 229 | 32 | +16% | 624 |
| December 2019 | 197 | -5 | -2.5% | 462 |
| November 2019 | 202 | 83 | +70% | 501 |
| October 2019 | 119 | -4 | -3.3% | 291 |
| September 2019 | 123 | -36 | -23% | 310 |
| August 2019 | 159 | 8 | +5.3% | 353 |
| July 2019 | 151 | 7 | +4.9% | 338 |
| June 2019 | 144 | -2 | -1.4% | 313 |
| May 2019 | 146 | 4 | +2.8% | 326 |
| April 2019 | 142 | -9 | -6% | 325 |
| March 2019 | 151 | 2 | +1.3% | 372 |
| February 2019 | 149 | -19 | -11% | 371 |
| January 2019 | 168 | -10 | -5.6% | 364 |
| December 2018 | 178 | 48 | +37% | 727 |
| November 2018 | 130 | -8 | -5.8% | 345 |
| October 2018 | 138 | -30 | -18% | 305 |
| September 2018 | 168 | -27 | -14% | 374 |
| August 2018 | 195 | -15 | -7.1% | 369 |
| July 2018 | 210 | -2 | -0.9% | 463 |
| June 2018 | 212 | -3 | -1.4% | 430 |
| May 2018 | 215 | -22 | -9.3% | 467 |
| April 2018 | 237 | 4 | +1.7% | 487 |
| March 2018 | 233 | -52 | -18% | 572 |
| February 2018 | 285 | 0 | 0% | 542 |
| January 2018 | 285 | 8 | +2.9% | 556 |
| December 2017 | 277 | -12 | -4.2% | 657 |
| November 2017 | 289 | -55 | -16% | 644 |
| October 2017 | 344 | 42 | +14% | 827 |
| September 2017 | 302 | -65 | -18% | 704 |
| August 2017 | 367 | -128 | -26% | 662 |
| July 2017 | 495 | -396 | -44% | 1,014 |
| June 2017 | 891 | -870 | -49% | 2,561 |
| May 2017 | 1,761 | 426 | +32% | 4,938 |
| April 2017 | 1,335 | 1,334 | +133,400% | 9,335 |
| March 2017 | 1 | -1 | -50% | 8 |
| February 2017 | 2 | 1 | +100% | 12 |
| January 2017 | 1 | — | — | 10 |
Long-term history
Month by month from before we started counting: players from SteamCharts, plus Steam reviews and Wikipedia views, which follow interest rather than player numbers.
Busiest monthMay 20171,761
Highest monthly peakApr 20179,335
Last 12 months vs the 12 before-17%
- average players
- peak players
Average and peak concurrent Steam players per month from SteamCharts, used with permission. The month in progress is left out.
- #102 most played on Steam in May 2017
- Launched in April 2017: up to 1,761 players on average in its first three months · 237 a year later: 13% of its launch crowd
Prices
No prices tracked for this game yet.
On Twitch
Not among the streams we track on Twitch right now.
Videos
From YouTubeNo YouTube videos yet. YouTube’s daily quota limits how many games we refresh each day; videos appear after a later update.
About the game
- Release date
- Apr 20, 2017
- All-time peak reached
- Apr 2017 · 9,335
- Tracked by PixelKrypt since
- Oct 27, 2026
- Steam app id
- 563560
