Tunnel Logic vs GridSpace Crosswords

Enter the world of Tunnel Logic, a uniquely satisfying logic puzzle game where every move counts. Your mission: draw a continuous tunnel through a 10x10 grid – from entrance to exit – guided only by the numbers along the edges. Each number tells you exactly how many tiles in that row or column are part of the tunnel. Sounds easy? Think again. You'll need logic, deduction, and a keen eye to solve each level perfectly. Features: - Clean and challenging logic puzzles - Numbers as your only clues – no guessing - Satisfying progression from easy to brain-burning - Hints to nudge you when you’re stuck - Clear feedback and instant gratification when you win - Minimalist design that keeps the focus on solving

In a regular crossword, the grid tells you where every answer goes. In a diagramless crossword, it doesn't. The black squares are hidden, and working out the grid layout is half the challenge. GridSpace is dedicated to diagramless crosswords - a rare puzzle format that tests both your vocabulary and your deductive reasoning. You'll use the clues, the starting position, and crossword rules to work through each puzzle from a blank grid. HOW IT WORKS - You start with an empty grid and the position of the first clue - Solve clues and figure out where each answer belongs - Deduce where black squares go based on crossword rules like minimum word length and rotational symmetry - Every letter must belong to both an Across and a Down word FEATURES - 15 free puzzles across 3 difficulty levels (7x7, 9x9, and 11x11 grids) - Weekly Spotlight puzzles with unique themes - Relaxed and Timed game modes - Full undo/redo and autosave - 5 free hints to highlight any wrong letter; earn more by watching a short ad, or buy more in bulk - Two visual themes: Cosmic (dark with neon highlights) and Classic (light) - No login or sign-up required - Play offline, no internet needed to solve - Comprehensive accessibility: VoiceOver with custom navigation actions for grid, clues, and keyboard, plus Dynamic Type and Reduce Motion support MORE PUZZLES Want more? Additional puzzle packs are available for purchase. Never tried a diagramless crossword? The built-in "How to Play" guide and in-game tips cover everything you need to get started.