Project Sudoku vs Portal Keeper
Portal Keeper currently leads with 33 concurrent players against 8, a 4.1× advantage. On all-time peak the record belongs to Portal Keeper at 48 concurrent players, versus 25. Lifetime, Project Sudoku has more visits (6.1M vs 1.4M). Full side-by-side history for Project Sudoku and Portal Keeper is charted above.
✏️ Project Sudoku
8
playing now
25 24h peak · 6.1M visits
VS
Portal Keeper
33
playing now
48 24h peak · 1.4M visits
Player count history
Project SudokuPortal Keeper
Head to head
| Metric | Project Sudoku | Portal Keeper | Difference |
|---|---|---|---|
| Playing now | 8 | 33 | 25 (4.1×) |
| 24h peak | 25 | 48 | 23 (1.9×) |
| 24h average | 12 | 31 | 19 (2.6×) |
| 7-day peak | 25 | 48 | 23 (1.9×) |
| 7-day average | 12 | 30 | 18 (2.5×) |
| 30-day peak | 25 | 48 | 23 (1.9×) |
| All-time peak | 25 | 48 | 23 (1.9×) |
| 24h change | ▲ 9.1% | ▲ 3.3% | — |
| 7d change | — | — | — |
| Total visits | 6.1M | 1.4M | 4.7M (4.2×) |
| Visits (24h) | 1.7K | 991 | 668 (1.7×) |
| Visits (7d) | 5.1K | 3.1K | 2K (1.7×) |
| Favorites | 42.2K | 15.2K | 26.9K (2.8×) |
| Rating | 87.1% | 95.2% | — |
| Global rank (players) | #3,614 | #3,262 | of 4,278 |
| Trending score | 0.0 | 2.9 | — |
| Created | Dec 13, 2020 | Oct 13, 2025 | — |
| Genre | Puzzle | Simulation | — |
Other comparisons
Both games are sampled on the same schedule and plotted on a shared time axis, so the comparison is like for like. Peaks, averages and growth come from RoVitals's own recorded history — 4 days for Project Sudoku, 4 for Portal Keeper.