10FF most active users
Last update: July 18, 2013
| Rank | User | Total | Tests taken | Competitions taken | Member since |
| 1. |
ZappX | 21,508 | 20,490 | 1,018 | November 21, 2011 |
| 2. |
JoMulot | 20,133 | 10,090 | 10,043 | March 23, 2012 |
| 3. |
Linsk | 15,705 | 10,856 | 4,849 | November 12, 2011 |
| 4. |
camui | 11,199 | 7,650 | 3,549 | October 14, 2012 |
| 5. |
CrystalYang | 10,096 | 9,445 | 651 | June 23, 2012 |
| 6. |
Gréti Biczók | 8,710 | 5,765 | 2,945 | February 11, 2012 |
| 7. |
slow_hand | 8,102 | 8,102 | 0 | March 3, 2013 |
| 8. |
loranzoni | 7,732 | 7,490 | 242 | October 2, 2012 |
| 9. |
monukumar751 | 7,442 | 6,209 | 1,233 | November 19, 2012 |
| 10. |
waynetyping91 | 7,325 | 7,098 | 227 | November 25, 2012 |