Stratos :: Visited collections
| collection | solved levels | % |
| aenigma | 10 | 20 |
| AC Easy | 2 | 10 |
| Alberto | 5 | 10 |
| Alberto Garcia 1 | 2 | 1.3 |
| Alberto Garcia Best 4 U | 23 | 46 |
| Alberto Garcia Plus 2 | 43 | 21.6 |
| Atlas 08 | 3 | 3.1 |
| Birthday | 4 | 2 |
| Boxxle | 14 | 6.1 |
| Bugs 138 | 3 | 2.3 |
| Cosmac | 8 | 1.4 |
| Erim Sever | 1 | 0.4 |
| grigr2001 | 1 | 1 |
| Howard Levels 4 | 6 | 18.8 |
| Kevin Reilly III | 1 | 0.2 |
| Kurt Nittel | 2 | 1.1 |
| Li Jin You | 10 | 2.8 |
| Magic Pearls | 11 | 11 |
| Monde | 1 | 0.4 |
| New Year | 41 | 41 |
| Perfect | 2 | 1.2 |
| Puzzle | 8 | 8.2 |
| simple | 6 | 100 |
| Spiros sets | 8 | 0.9 |
| Spiros sets 2 | 3 | 1.1 |
| Sven 01 | 1 | 0.1 |
| Thinking Rabbit | 1 | 2 |
| Warehouse | 124 | 33.3 |
| Zig Zag Plus | 1 | 1 |
| Zika | 1 | 1.5 |
| total | 346 | |