Gridbook: Daily Logic Puzzles

Gridbook is a calm daily puzzle page: a growing collection of classic logic puzzles and brain games, printed fresh every morning like a newspaper. No guessing, ever — every puzzle is machine-checked so each step can be reasoned out with pure logic.

📰 THE DAILY PAGE
The whole world gets the same page each day. Solve it your way:
• Keep a daily streak — and repair a missed day once a week
• Earn stars for your solve time, at your own pace
• See how you compare with today's solvers worldwide
• Share your page — spoiler-free
• Missed a day? Open past editions from the archive

🧩 THE PUZZLES
• Rectangles (Shikaku) — divide the grid into rectangles
• Sudoku — the classic number puzzle: 1–9 in every row, column and box
• Mosaic — the numbers tell you which cells to paint
• Pipes — rotate the pieces until every pipe connects
• Queens — one queen per row, column and region; no two may touch
• Bridges (Hashi) — connect the islands with the right number of bridges
• Minesweeper — the timeless classic, without the guessing
New puzzles join the paper with updates.

⭐ ON EVERY PAGE
• Practice puzzles from Easy to Expert — sharpen your logic between dailies, even offline
• Hints that teach: one logical step at a time, never the whole solution
• Relax Mode: no clock, no comparisons — just you and the grid
• A quiet newspaper design: no lives, no energy, no pop-up circus
• Dark and classic themes, reduced motion, left-handed layout
• In English, German, French, Spanish, Portuguese and Italian
• Small download, no account needed

😌 TAKE YOUR TIME
Gridbook is brain training without the stopwatch anxiety — the perfect mindful puzzle break with your morning coffee, on the commute, or before bed. The page will wait.

GRIDBOOK CLUB (optional — one purchase, yours forever): no ad breaks, the Newsstand's Midnight and First Edition themes, weekly streak repair, and free access to past editions.

A new logic challenge every day — quiet, clever, and always solvable by pure reason.