Live Steam player count comparison, updated every 10 minutes. Both are Simulation games.
Heartopia is currently the more played game: 16,796 concurrent players on Steam right now vs 16,773 for Oxygen Not Included — a similar number of players. Oxygen Not Included counters with better Steam reviews: 97% positive vs 66%.
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 | Heartopia | Oxygen Not Included |
|---|---|---|
| Players right now | 16,796 | 16,773 |
| 24-hour peak | 20,208 | 17,869 |
| 7-day average | 12,686 | 12,079 |
| 30-day average | 10,075 | 12,079 |
| 30-day trend | −6% | — |
| Peak (tracked) | 22,337 | 17,869 |
| Steam reviews | 66% positive | 97% positive |
| Recent reviews (3 mo) | 68% positive | 95% positive |
| Total reviews | 14,926 | 142,647 |
| Owners (SteamSpy est.) | — | ~2,000,000 |
| Release date | Jan 15, 2026 | Jul 30, 2019 |
| Price | — | $24.99 |
Full stats: Heartopia · Oxygen Not Included · add more games to this comparison →
| Month | Heartopia | Oxygen Not Included | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| May 2026 | 12,875 | 19,379 | — | — |
| Jun 2026 | 9,839 | 20,248 | — | — |
| Jul 2026 (so far) | 10,690 | 22,337 | 12,245 | 17,869 |
Monthly average and peak concurrent players on Steam, from Coilr's own tracking (10-minute polls, hourly beyond 30 days).
Heartopia currently has more players: 16,796 concurrent players on Steam vs 16,773 for Oxygen Not Included — a similar number of players.
Over the last 30 days Heartopia averaged 10,075 concurrent players and Oxygen Not Included averaged 12,079. By that measure Oxygen Not Included is currently the bigger game.
By Steam review score, Oxygen Not Included rates higher: 97% positive across 142,647 reviews vs 66% across 14,926 for Heartopia. Heartopia has the larger player base right now (16,796 vs 16,773 concurrent). Player counts, ratings, price and trend are compared side by side above.
Heartopia averaged 10,075 concurrent players over the last 30 days, down 6% vs the previous 30 days. Its highest tracked player count is 22,337.