| 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 Gromit |
| 1-0 | 51 |
2000 |
IPCCC | C47 Four Knights |
| 7. IsiChess vs Junior |
| 0-1 | 51 |
2000 |
IPCCC | B85 Sicilian, Scheveningen, Classical |
| 8. IsiChess vs Amy |
| ½-½ | 72 |
2000 |
IPCCC | E95 King's Indian, Orthodox, 7...Nbd7, 8.Re1 |
| 9. Comet vs IsiChess |
| 1-0 | 52 |
2000 |
IPCCC | C44 King's Pawn Game |
| 10. IsiChess vs Tao |
| ½-½ | 53 |
2001 |
WMCCC | C76 Ruy Lopez, Modern Steinitz Defense, Fianchetto Variation |
| 11. IsiChess vs PHARAON |
| ½-½ | 62 |
2001 |
WMCCC | C01 French, Exchange |
| 12. Crafty vs IsiChess |
| 1-0 | 54 |
2001 |
WMCCC | D02 Queen's Pawn Game |
| 13. Diep vs IsiChess |
| 1-0 | 45 |
2001 |
WMCCC | E09 Catalan, Closed |
| 14. IsiChess vs Spidergirl |
| 1-0 | 61 |
2001 |
WMCCC | B10 Caro-Kann |
| 15. IsiChess vs Ferret |
| 0-1 | 45 |
2001 |
WMCCC | C47 Four Knights |
| 16. Ruy Lopez vs IsiChess |
| 0-1 | 52 |
2001 |
WMCCC | C80 Ruy Lopez, Open |
| 17. REBEL vs IsiChess |
 | 1-0 | 93 |
2001 |
WMCCC | C80 Ruy Lopez, Open |
| 18. PARSOS vs IsiChess |
| ½-½ | 23 |
2001 |
WMCCC | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 19. B Alterman vs IsiChess |
| 0-1 | 28 |
2002 |
Clock Simultaneous Exhibition | D02 Queen's Pawn Game |
| 20. Crafty vs IsiChess |
| 1-0 | 70 |
2004 |
World Computer Chess Championship | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 21. Crazy Bishop vs IsiChess |
| 0-1 | 66 |
2004 |
World Computer Chess Championship | E12 Queen's Indian |
| 22. Woodpusher vs IsiChess |
| ½-½ | 59 |
2004 |
World Computer Chess Championship | A12 English with b3 |
| 23. IsiChess vs PARSOS |
| ½-½ | 73 |
2004 |
World Computer Chess Championship | B13 Caro-Kann, Exchange |
| 24. Diep vs IsiChess |
| 1-0 | 47 |
2004 |
World Computer Chess Championship | E32 Nimzo-Indian, Classical |
| 25. IsiChess vs FIBChess |
 | 1-0 | 18 |
2004 |
World Computer Chess Championship | D16 Queen's Gambit Declined Slav |