HOW TO PLAY SHIKAKU
How to play Shikaku
Each number tells you how many cells its rectangle must cover. Draw horizontal or vertical rectangles until every cell is covered and every clue has its own patch.
1. How does Shikaku work?
Each number tells you how many cells its rectangle must cover. Draw horizontal or vertical rectangles until every cell is covered and every clue has its own patch.
2. Why do people enjoy Shikaku?
Shikaku rewards deduction instead of guessing. Compare possible shapes, use the grid edges, and remove rectangles that would collide with another clue.
3. Play Shikaku with Recto
Recto offers more than 1,100 handcrafted levels, five difficulty tracks, smart hints, and fully offline play on iOS and Android.
Frequently asked questions
Is Shikaku a rectangle puzzle?
Yes. Shikaku is also called a rectangle division puzzle because the goal is to divide the whole grid into numbered rectangles.
Is Recto free?
Yes. Recto is free to download and play on iOS and Android.
Can I play Shikaku offline?
Yes. Recto stores its levels on your device, so you can play without an internet connection.
Ready to solve a Shikaku?
Download Recto and start with a handcrafted puzzle.