Live Steam player count comparison, updated every 10 minutes. Both are Action games.
Counter-Strike: Source is currently the more played game: 2,461 concurrent players on Steam right now vs 2,418 for Portal 2 — a similar number of players. Across all tracked metrics, Counter-Strike: Source leads 6 of 8.
Coilr tracks charts like this for every game — and playtime history for your own library.
| Metric | Counter-Strike: Source | Portal 2 |
|---|---|---|
| Players right now | 2,461 | 2,418 |
| 24-hour peak | 4,019 | 3,208 |
| 7-day average | 7,501 | 2,425 |
| 30-day average | 14,237 | 2,031 |
| 30-day trend | — | — |
| Peak (tracked) | 37,913 | 3,960 |
| Steam reviews | 96% positive | 99% positive |
| Total reviews | 192,144 | 462,597 |
| Owners (SteamSpy est.) | ~10,000,000 | ~5,000,000 |
| Price | $1.99 | $1.99 |
Full stats: Counter-Strike: Source · Portal 2 · add more games to this comparison →
| Month | Counter-Strike: Source | Portal 2 | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| Apr 2026 | — | — | 1,328 | 1,743 |
| May 2026 | 31,766 | 32,622 | 1,329 | 1,986 |
| Jun 2026 | 16,795 | 37,913 | 1,657 | 3,790 |
| Jul 2026 (so far) | 11,151 | 27,858 | 2,517 | 3,960 |
Monthly average and peak concurrent players on Steam, from Coilr's own tracking (10-minute polls, hourly beyond 30 days).
Counter-Strike: Source currently has more players: 2,461 concurrent players on Steam vs 2,418 for Portal 2 — a similar number of players.
Over the last 30 days Counter-Strike: Source averaged 14,237 concurrent players and Portal 2 averaged 2,031. By that measure Counter-Strike: Source is currently the bigger game.