Symbol Puzzle

Logic Sum Puzzle is a pure deduction game. No guessing, no luck — just logic.

Each puzzle presents a grid filled with symbols. Your goal: figure out the value of each symbol using only the row and column sums as clues. Every puzzle has a unique, mathematically consistent solution.

HOW TO PLAY
• Study the sums at the end of each row and column
• Deduce the value hidden behind each symbol
• Fill in your answers and verify when ready
• Make 3 mistakes and the puzzle locks — use a hint to continue

FEATURES
• 9,999 unique puzzles across 3 difficulty levels
• Daily Challenge — one exclusive puzzle every day
• Build your streak and earn hint rewards
• 3 grid sizes: 3×3 up to 6×6
• Hint system: Reveal a value, compare two symbols, or verify a row
• Earn hints by completing puzzles cleanly or watching an optional ad
• No forced ads — completely optional

HINTS
• Complete any puzzle without hints → +1 bonus hint
• Complete the Daily Challenge → earn 4–6 hints
• Maintain a streak → bonus hints at 3, 7, 14 and 30 days
• Watch an optional rewarded ad → +3 hints (once every 5 minutes)
• Or purchase hint packs to always have them available

Go Premium to remove ads permanently and receive 50 hints instantly.

A new Daily Challenge awaits every day. How long can you keep your streak?