Powered by Stockfish 19 · Free · Works offline

Every game you play,
explained.

Pull your games from Lichess and Chess.com in one tap. Kibitz rates every move, shows the line you missed and turns hundreds of games into statistics you can actually train from.

Lichess Chess.com PGN & FEN 21 languages
Black to move Legal’s Trap
+1.6
5…Bxd1?? looks like it wins the queen.
87%accuracy
100 gamessynced from Lichess
≈1840you play like
31,000puzzles built in, more every day
3,800openings in the trainer
22bots, from 250 to 3650 Elo
23piece sets & 12 board themes

Lichess & Chess.com

Your online games,
one tap from a full review.

Type your username — no password, no login. Kibitz fetches your last 50 or 100 games, keeps them on your phone and tells you which ones you already analysed.

Lichess@your_username · 100 games
Synced
  • W
    vs NightOwl_77 (1912)Blitz 3+2 · Sicilian Defense
    91%
  • L
    vs pawnstorm (1874)Rapid 10+0 · Queen’s Gambit Declined
    Analyse
  • ½
    vs KnightRider (1950)Blitz 5+0 · Ruy Lopez
    84%
  • W
    vs e4_or_bust (1801)Bullet 1+0 · Caro-Kann Defense
    Analyse
Chess.com@your_username · 50 games
Synced
  • W
    vs CastleKing (1765)Rapid 15+10 · Italian Game
    88%
  • W
    vs tactical_tom (1802)Blitz 3+0 · French Defense
    Analyse
  • L
    vs BishopPair (1840)Daily · London System
    72%
  • ½
    vs zugzwang99 (1790)Blitz 5+3 · Scandinavian Defense
    Analyse
  1. 1

    Link your username

    Lichess, Chess.com or both. Public games only — your password never leaves your head.

  2. 2

    Your last 100 games appear

    Newest first, with result, opponent, rating, time control and opening. Refreshed every time you open it.

  3. 3

    Tap a game, get the truth

    Full Stockfish 19 review in about 20 seconds. Every analysed game feeds your statistics.

Also: paste a PGN, open a file, share a game from any app, set up a position — or look up any player’s recent games.

Advanced metrics

Not just a number.
A picture of how you play.

Every analysed game adds to a profile that shows where you win, where you leak points and what to train next.

Results

58%win rate
  • Wins 58
  • Draws 12
  • Losses 30
WWLW½WLWWW

Rating over time

BlitzRapidBotsPuzzles
1 842 +126 in 90 days

Accuracy by phase

91%
Opening
74%
Middlegame
62%
Endgame

Your endgames cost you the most points.

Errors per 100 moves

Blunder1.2
Mistake2.4
Inaccuracy5.1

Your typical errors

Left a piece hanging14
Missed a fork8
Missed a forced mate4

Thinking time

6.4savg per move
1m 12slongest think
18%errors in time trouble

When you move very fast you are 2.3× more likely to blunder.

Tactics by theme

Fork23/25
Pin17/20
Back-rank mate4/9

Your openings

Sicilian DefenseB20 · 24 games · theory until move 9
67%
Queen’s GambitD06 · 17 games · 89%
53%
Caro-Kann DefenseB12 · 11 games · theory until move 6
36%

Game review

See the move you
should have played.

  • Every move classified — brilliant, great, best, book, inaccuracy, mistake, miss, blunder.
  • Green arrows for the better move, right on the board.
  • Play it out — watch the engine’s line move by move at 0.5× to 3× speed, then jump back.
  • Your own side lines analysed too, plus a position editor for anything you want to check.
  • Roast mode — optional commentary that teases your blunders. In 21 languages.
Blunder explained with the best move as a green arrow

Puzzles

31,000 puzzles to start.
Fresh ones every day.

Daily puzzleOne position for everyone, delivered as a picture in your notifications.
Your mistakesMoments you went wrong in your games come back as puzzles.
Rush & SurvivalBeat the clock or survive on three lives.
27 themesForks, pins, deflections, smothered mates, endgames…
Daily puzzle notification showing the position

Play

22 opponents.
All of them talk.

From a rooster that pecks at random squares to Stockfish at full power. Standard and custom clocks, premoves, hints and a rating ladder to climb.

Your next game starts
with a review.

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