Side Effects
Playing now
18−1 vs. yesterday
3.6%of peak
All-time peak
504Dec 2025
Steam charts
Playing now
18−1
24-hour peak
52
All-time peak
504Dec 2025
30-day average
22
Rank right now
#6,885
Playing now
18−1 vs. yesterday
All-time peak
504Dec 2025
| Month | Average | Gain | % Gain | Peak |
|---|---|---|---|---|
| Sept 2026 | 22 | +3 | +13.1% | 52 |
| Aug 2026 | 19 | +0 | −1.8% | 97 |
| Jul 2026 | 19 | −2 | −10.2% | 54 |
| Jun 2026 | 21 | +3 | +15.4% | 69 |
| May 2026 | 18 | −6 | −26.3% | 51 |
| Apr 2026 | 24 | −6 | −21.3% | 69 |
| Mar 2026 | 30 | −16 | −34.3% | 87 |
| Feb 2026 | 46 | −28 | −38.1% | 122 |
| Jan 2026 | 74 | −43 | −36.8% | 196 |
| Dec 2025 | 117 | — | — | 504 |
| Milestone | Side Effects | Genre median |
|---|---|---|
| Launch peak | — | — |
| Hour 1 | — | — |
| Hour 24 | — | — |
| Hour 72 | — | — |
| Day 7 | — | — |
| Now | 18 | — |
| Daily peak · last 14 days | Peak | |
|---|---|---|
| Sun 6 Sept · weekend | 52 | |
| Mon 7 Sept | 38 |
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 | — |