Live Steam player count comparison, updated every 10 minutes. Both are Indie games.
Risk of Rain 2 is currently the more played game: 4,593 concurrent players on Steam right now vs 2,623 for Undertale — about 1.8× more players. Undertale counters with better Steam reviews: 96% positive vs 94%. Across all tracked metrics, Risk of Rain 2 leads 6 of 8.
Coilr tracks charts like this for every game — and playtime history for your own library.
Tracked by Coilr since April 2026 · Steam polled every 10 minutes · methodology
Risk of Rain 2 has had the higher daily player count for the last 39 days — every day since Coilr began tracking both games.
Days tracked
39
Current streak
39 days
Risk of Rain 2
Lead changes
0
Closest gap
50%
Jul 15, 2026
How this works: each game's daily average concurrent players (from Coilr's 10-minute Steam polls), compared on the 39 days where both games have data — whichever averages higher leads that day. methodology
| Metric | Risk of Rain 2 | Undertale |
|---|---|---|
| Players right now | 4,593 | 2,623 |
| 24-hour peak | 6,689 | 3,431 |
| 7-day average | 6,207 | 2,765 |
| 30-day average | 6,283 | 2,431 |
| 30-day trend | — | +52% |
| Peak (tracked) | 10,659 | 3,957 |
| Steam reviews | 94% positive | 96% positive |
| Recent reviews (3 mo) | 92% positive | 96% positive |
| Total reviews | 350,307 | 330,258 |
| Owners (SteamSpy est.) | ~5,000,000 | ~5,000,000 |
| Release date | Aug 11, 2020 | Sep 14, 2015 |
| Price | $24.99 | $9.99 |
Full stats: Risk of Rain 2 · Undertale · add more games to this comparison →
| Month | Risk of Rain 2 | Undertale | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| Apr 2026 | 6,817 | 6,817 | 1,028 | 1,458 |
| May 2026 | — | — | 951 | 1,373 |
| Jun 2026 | 5,747 | 9,630 | 1,946 | 3,530 |
| Jul 2026 (so far) | 6,844 | 10,659 | 2,774 | 3,957 |
Monthly average and peak concurrent players on Steam, from Coilr's own tracking (10-minute polls, hourly beyond 30 days).
Risk of Rain 2 currently has more players: 4,593 concurrent players on Steam vs 2,623 for Undertale — about 1.8× more players.
Over the last 30 days Risk of Rain 2 averaged 6,283 concurrent players and Undertale averaged 2,431. By that measure Risk of Rain 2 is currently the bigger game.
Not in Coilr's head-to-head tracking: Risk of Rain 2 has had the higher daily average concurrent player count on Steam on every one of the 39 days both games have been tracked.
By Steam review score, Undertale rates higher: 96% positive across 330,258 reviews vs 94% across 350,307 for Risk of Rain 2. Risk of Rain 2 has the larger player base right now (4,593 vs 2,623 concurrent). Player counts, ratings, price and trend are compared side by side above.
Undertale averaged 2,431 concurrent players over the last 30 days, up 52% vs the previous 30 days. Its highest tracked player count is 3,957.