IM
Pfreundt, Jakob
GER·Born 1998·FIDE #12918156·595 Games
GER Classical2472588 Games
Rapid23237 Games
Blitz23060 Games
Statistics
595
Total
234
Wins
249
Draws
112
Losses
39%42%19%
Play Style
What you need to know before facing them
Elite accuracy: 94.0% average
Solid conversion: 84%
Very consistent (85%)
Very precise: only 0.1 blunders/game
Dominates 1.Nf3 ♔ (68% in 79 games)
Deep Analysis
Stockfish 18 · Classical games · 143 analyzed
Accuracy by phase
Opening96.9%
Middlegame94.0%
Endgame96.1%
Clutch Factor
Performance under pressure
Winning (+2 or more)95%
52 Games
Equal position95%
71 Games
Losing (-2 or more)88%
20 Games
Problematic Pieces
Which pieces cause most errors?
♞
23%
23 errors
♖
17%
17 errors
♙
16%
16 errors
♗
15%
15 errors
♕
15%
15 errors
♔
13%
13 errors
Critical Moment
When does the first serious error occur?
Move 27average
1-15
16-25
26-35
36-45
46+
33% of blunders occur between move 26-35. Keep tension until that moment.
Error Heatmap
Where do most errors occur?
3
7
5
6
3
4
3
4
4
3
abcdefgh
Many
Few
Critical squares
g77 err
d66 err
c65 err
e44 err
e54 err
g7/d6 concentrate most errors. Force decisions in those zones.
Recent Games
L
Adhiban, B.2536
57th Italian Teams Final · 30 Apr 2026
D
Roshka, Yevgeniy2507
57th Italian Teams Final · 29 Apr 2026
D
De Filomeno, Simone2445
57th Italian Teams Gp B · 28 Apr 2026
W
Favaloro, Andrea2404
57th Italian Teams Gp B · 27 Apr 2026
W
Zwirs, Nico2430
57th Italian Teams Gp B · 27 Apr 2026
D
Djukic,Ni2498
57th Italian Teams Gp B · 26 Apr 2026
Openings
Based on player games
No clear weaknesses!
Critical Blunders
Tactical errors analyzed with Stockfish
10 errors
▶
#16Qd8??
Tactics
vs Reza
OTB·2025
▶
#34Nc5??
Tactics
vs Abasov
OTB·2024
▶
#39Qd2??
Tactics
vs Ivic
OTB·2023
▶
#91Qc3??
Endgame
vs Siegert
OTB·2023
▶
#47Kh7??
Endgame
vs Istratescu
OTB·2023
▶
#33f4??
Tactics
vs Labruyere
OTB·2023
▶
#72Kd4??
Endgame
vs Horvath
OTB·2023
▶
#40Re4??
Tactics
vs Wagner
OTB·2023
▶
#30Kh3??
Tactics
vs Forster
OTB·2023
▶
#16e5??
Tactics
vs Hatzl
OTB·2023
Endgame Statistics
21 endgame categories analyzed — discover where they collapse under pressure
Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO2026
2025
2024
2023
2022
2020
PRO
8
76
5
4
3
2
1a
b
c
d
efgh299 Games
46%39%15%
1.e4
65%121
1.d4
66%93
1.Nf3
68%79
1.c4
75%6