Live Steam player count comparison, updated every 10 minutes. Both are Indie games.
Slay the Spire is currently the more played game: 5,319 concurrent players on Steam right now vs 4,180 for Kerbal Space Program — about 27% more players. Across all tracked metrics, Slay the Spire leads 8 of 9.
Coilr tracks charts like this for every game — and playtime history for your own library.
Tracked by Coilr since May 2026 · Steam polled every 10 minutes · methodology
| Metric | Kerbal Space Program | Slay the Spire |
|---|---|---|
| Players right now | 4,180 | 5,319 |
| 24-hour peak | 5,282 | 10,460 |
| 7-day average | 4,139 | 7,362 |
| 30-day average | 4,139 | 8,342 |
| 30-day trend | — | −5% |
| Peak (tracked) | 5,282 | 15,650 |
| Steam reviews | 96% positive | 97% positive |
| Recent reviews (3 mo) | 98% positive | 95% positive |
| Total reviews | 144,582 | 216,340 |
| Owners (SteamSpy est.) | ~2,000,000 | ~5,000,000 |
| Release date | Apr 27, 2015 | Jan 22, 2019 |
| Price | $39.99 | $24.99 |
Full stats: Kerbal Space Program · Slay the Spire · add more games to this comparison →
| Month | Kerbal Space Program | Slay the Spire | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| May 2026 | — | — | 9,434 | 15,650 |
| Jun 2026 | — | — | 8,816 | 15,610 |
| Jul 2026 (so far) | 4,180 | 5,282 | 7,901 | 13,362 |
Monthly average and peak concurrent players on Steam, from Coilr's own tracking (10-minute polls, hourly beyond 30 days).
Slay the Spire currently has more players: 5,319 concurrent players on Steam vs 4,180 for Kerbal Space Program — about 27% more players.
Over the last 30 days Kerbal Space Program averaged 4,139 concurrent players and Slay the Spire averaged 8,342. By that measure Slay the Spire is currently the bigger game.
By Steam review score, Slay the Spire rates higher: 97% positive across 216,340 reviews vs 96% across 144,582 for Kerbal Space Program. Slay the Spire has the larger player base right now (5,319 vs 4,180 concurrent). Player counts, ratings, price and trend are compared side by side above.
Slay the Spire averaged 8,342 concurrent players over the last 30 days, down 5% vs the previous 30 days. Its highest tracked player count is 15,650.