Fill every block on the board with a single, continuous line. This puzzle game offers over 1,000 levels with progressively challenging stages. Utilize hints and solutions to overcome difficult puzzles and earn stars to track your progress.






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Whether you want more options like Merge Num or a completely different take on the same concept, our curated list of 10+ similar apps and games has you covered. Updated for 2026 with the latest ratings and comparisons.






Fill every block on the board with a single, continuous line. This puzzle game offers over 1,000 levels with progressively challenging stages. Utilize hints and solutions to overcome difficult puzzles and earn stars to track your progress.






A strategic block puzzle game on a Sudoku-style board. Place pieces to clear rows, columns, and 3x3 boxes, with dynamic difficulty and multiple game modes including an adventure mode with collectible pixel art.





A logic-based block puzzle game where you use numerical clues to deduce the location of hidden blocks. It offers a unique challenge distinct from Sudoku or Nonograms, with progressive difficulty levels for all skill sets.