Chess Stalker — Free Chess Opponent Analysis

Analyze any Lichess, Chess.com or FIDE player's openings, weaknesses, blunder patterns and psychological profile. Train against a Twin Bot that replicates your opponent's style. Search by username or FIDE ID across 11 million+ games. Free to use, no signup required.

What you get

Opponent weakness analysis — opening repertoire, common blunders, time pressure patterns
Twin Bot — practice against an AI clone of your opponent's exact playing style
FIDE OTB database — 11 million+ tournament games and 1.7 million+ rated players
Stockfish-powered analysis with depth-25 evaluations
Multi-platform: Lichess, Chess.com, and FIDE in one place
Head-to-head comparison, Nemesis detection, Stalker Score

How it works

Search any Lichess, Chess.com username or FIDE player
Get instant scouting report with weaknesses and patterns
Prepare your strategy and practice against the Twin Bot

G

IM

Gorin, Leonid

RUS RUS·Born 1960·FIDE #4131991·142 Games

FIDE OTB · #4131991 · 142 Games

Classical2443142 g Games

Rapid23730 g Games

Blitz23510 g Games

Play against Gorin's Twin

PRO

Uses their openings, level & style

Practice against a bot that uses their real openings and playing style

Ready to play

142 games analyzed

Statistics

Total

142

Wins

64

Draws

36

Losses

42

45%25%30%

Deep Analysis

Stockfish 18 · Classical games · 0 analyzed

Clutch Factor

Insufficient data

Problematic Pieces — which cause most errors?

Insufficient data

Critical Moment

Insufficient data

Error Heatmap — where do errors occur?

Insufficient data

Openings

142 GamesBased on 142 player games

Weaknesses

— exploit these— exploit these lines

No significant weaknesses detected as white

No significant weaknesses detected as black

Strengths

— avoid these— avoid these lines

aswhite66.7%Wins

French: Tarrasch — 1.e4 e6 2.d4 d5 3.Nd212 Games · last played 5 years ago

12 Games · last played 5 years ago

No consistent strengths detected as black

Critical Blunders

Tactical errors analyzed with Stockfish

No blunders recorded

Recent Games

142 Games

Loss

Yakubboev, Nodirbek(2621)

Titled Tuesday 5th Oct · 5 Oct 2021

1-0

Draw

Sjugirov, Sanan(2663)

Titled Tuesday 5th Oct · 5 Oct 2021

½-½

Draw

Bortnyk, Olexandr(2604)

Titled Tuesday 5th Oct · 5 Oct 2021

½-½

Win

Unneland, Mathias(2228)

Titled Tuesday 5th Oct · 5 Oct 2021

1-0

Win

Goncharov, Vladimir(2077)

Titled Tuesday 5th Oct · 5 Oct 2021

0-1

Loss

Erdogmus, Yagiz Kaan(2179)

Titled Tuesday 5th Oct · 5 Oct 2021

0-1

Repertoire

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1a

b

c

d

e

f

g

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Move arrowsmost-played moves

Starting Position

Stockfish

76 Games

51%28%21%

Move	Games	Performance	%
1.e4	76		65%

MoveGamesPerformance%

1.e4

76

65%

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