Real-time board analysis · iOS

A grandmaster
in your pocket.

Point your phone at any chessboard — physical or on a screen. ChessScope AI reads the position, runs Stockfish, and tells you the best move with the reasoning behind it. In seconds.

★★★★★ Loved by chess players worldwide
9:41
CAPTURE POSITION

Hold steady — fit the whole board inside the frame

Powered by YOLO detection Stockfish engine Mistral AI coaching
Snap any board

Just point your
camera at the board

A real set, a screen, a diagram in a book — it doesn't matter. On-device YOLO detection locks onto the squares and rebuilds the exact position instantly. It even figures out the orientation when you're playing the black side.

  • Works on physical & on-screen boards
  • Auto-detects which side you play
  • Import from your photo library too
9:41
CAPTURE POSITION

Hold steady — fit the whole board inside the frame

Best move + the why

Every move, scored
& explained

The world's strongest open-source engine evaluates the position to real depth and surfaces the top move with a precise centipawn score. Then Mistral AI turns that verdict into a plain-language explanation — the plan, the threats, and what to watch for.

  • Stockfish best move & live eval bar
  • Human-readable AI coaching
  • Available in EN · FR · ES · DE
9:41
ANALYSIS
Solid g5 e6 EVAL+0.8
ChessScope AI
AI Explains

Playing Nxe6 removes a key defender and opens lines for the queen and rook. The knight grabs an active bishop while keeping White firmly in control of the center…

No camera? No problem

Set up any position
with a FEN

Paste a FEN from any site or app, drop pieces on the board by hand, or jump to a preset — Italian, an endgame, the starting position. Then analyze in a single tap. FEN analysis is free, forever.

  • Paste a FEN from your clipboard
  • Hand-edit the board piece by piece
  • One-tap presets to get going fast
9:41
Edit board FEN FREE
FEN STRING
r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/2N2N2/PPPP1PPP/R1BQK2R w KQkq - 0 1
ItalianEndgameStart
Analyze position ›
Always saved

Your analyses,
always at hand

Every position you study is saved and grouped by day, with the best move, its rating and the evaluation right on the card. Revisit, replay and learn from your own games — anytime.

  • Auto-saved & grouped by date
  • Move rating & eval at a glance
  • Up to 100 games with Premium
9:41
RECENT
TODAY
Be2 Solid22:58 +0.7
Nxe6 Solid22:28 +0.8
WEDNESDAY 10 JUNE
d3DefendsWed 18:04 +0.1
Home History Position Settings

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Try it free, upgrade when you're hooked. FEN analysis stays free forever.

ChessScope AI Premium
$1.99 /month
Free tier: 5 photo analyses/month · 5-game history
  • Unlimited photo analyses
  • Unlimited AI explanations
  • 100-game history
  • Unlimited FEN analysis

Never wonder what
to play again.

Point your camera and see the best move, the evaluation, and the reasoning behind it — instantly.

Free to try · iOS 16+ · Secure · Private · No data stored