| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Gandalf vs IsiChess |
| 0-1 | 48 |
1994 |
4.Paderborn Computer Chess Tournament | C42 Petrov Defense |
| 2. IsiChess vs Nunn |
| 0-1 | 31 |
1995 |
Tournament (computers) | E63 King's Indian, Fianchetto, Panno Variation |
| 3. IsiChess vs Oll |
| 0-1 | 57 |
1997 |
The Hague AEGON | B84 Sicilian, Scheveningen |
| 4. IsiChess vs Ikarus |
| 0-1 | 48 |
2000 |
IPCCC | B83 Sicilian |
| 5. Neurologic vs IsiChess |
| 0-1 | 49 |
2000 |
IPCCC | A19 English, Mikenas-Carls, Sicilian Variation |
| 6. IsiChess vs Junior |
| 0-1 | 51 |
2000 |
IPCCC | B85 Sicilian, Scheveningen, Classical |
| 7. Ruy Lopez vs IsiChess |
| 0-1 | 52 |
2001 |
WMCCC | C80 Ruy Lopez, Open |
| 8. IsiChess vs Ferret |
| 0-1 | 45 |
2001 |
WMCCC | C47 Four Knights |
| 9. B Alterman vs IsiChess |
| 0-1 | 28 |
2002 |
Clock Simultaneous Exhibition | D02 Queen's Pawn Game |
| 10. Crazy Bishop vs IsiChess |
| 0-1 | 66 |
2004 |
World Computer Chess Championship | E12 Queen's Indian |
| 11. Deep Sjeng vs IsiChess |
 | 0-1 | 42 |
2004 |
World Computer Chess Championship | C95 Ruy Lopez, Closed, Breyer |
| 12. IsiChess vs Jonny |
| 0-1 | 44 |
2005 |
IPCCC 15 Paderborn | E12 Queen's Indian |
| 13. IsiChess vs Ikarus |
| 0-1 | 78 |
2005 |
IPCCC | D24 Queen's Gambit Accepted |
| 14. IsiChess vs Shredder |
| 0-1 | 64 |
2005 |
WCCC | D43 Queen's Gambit Declined Semi-Slav |
| 15. IsiChess vs Shredder |
| 0-1 | 57 |
2006 |
6th International CSVN Tournament | B59 Sicilian, Boleslavsky Variation, 7.Nb3 |
| 16. Hermann vs IsiChess |
| 0-1 | 70 |
2006 |
26th Dutch CC | C21 Center Game |
| 17. Crafty vs IsiChess |
| 0-1 | 95 |
2006 |
WCCC 2006 | B56 Sicilian |
| 18. IsiChess vs Ant |
| 0-1 | 65 |
2006 |
26th Dutch CC | C47 Four Knights |
| 19. IsiChess vs Delfi 46 |
| 0-1 | 77 |
2006 |
WCCC 2006 | D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst |
| 20. IsiChess vs Chiron |
| 0-1 | 50 |
2006 |
Paderborn Computer Championship | A62 Benoni, Fianchetto Variation |
| 21. Diep vs IsiChess |
| 0-1 | 0 |
2006 |
6th International CSVN Tournament | A40 Queen's Pawn Game |
| 22. IsiChess vs Junior |
| 0-1 | 43 |
2006 |
WCCC 2006 | C47 Four Knights |
| 23. IsiChess vs Rybka |
| 0-1 | 37 |
2006 |
6th International CSVN Tournament | A57 Benko Gambit |
| 24. IsiChess vs Loop |
| 0-1 | 45 |
2006 |
26th Dutch CC | D45 Queen's Gambit Declined Semi-Slav |
| 25. PARSOS vs IsiChess |
| 0-1 | 49 |
2006 |
WCCC 2006 | E12 Queen's Indian |
