Shikaku - Rectangle Puzzle

About this app

Shikaku isn't just solo anymore. Race up to four players on the exact same puzzle — points for every placing, best total after three rounds wins. And it's 100% free: no ads, no in-app purchases, ever. Shikaku (四角に切れ, "divide by box") is the classic Japanese logic puzzle: split the grid into rectangles so every number sits in its own rectangle of exactly that size. Learned in seconds, endlessly deep to master. If you love sudoku, this is your next obsession. ■ VERSUS — REAL-TIME RACE, UP TO 4 PLAYERS • Challenge a friend or find opponents through Game Center • Everyone gets the exact same puzzle at the same moment • Three rounds, points for every placing — best total takes the win • Not enough players? Pacers fill the empty seats so a race always starts • On your own? Race the Ghost, a pacer tuned to your best time ■ JOURNEY — 5 WORLDS, 75 LEVELS • Travel through Dawn, Forest, Ocean, Dusk and Midnight • Boards grow from quick 5×5 warm-ups to demanding grids • Earn up to 3 stars per level — replay to perfect your times ■ DAILY CHALLENGE • One new puzzle a day, the same for everyone worldwide • Keep your streak alive and climb the daily leaderboard ■ MADE TO ENJOY • Completely free — no ads, no paywalls, hints included • Handcrafted dark and light themes • iCloud sync keeps your progress across devices • Game Center leaderboards and achievements • Fully playable offline (only Versus needs a connection) ■ HOW TO PLAY 1. Every number tells the area of its rectangle 2. Drag to draw rectangles until the grid is covered 3. No overlaps, no gaps — pure logic, no guessing From your first drag to a photo-finish race, Shikaku turns a timeless Nikoli-style puzzle into something worth opening every day. Download and start your streak.

Versus goes multiplayer — up to 4 players. • Race up to 4 players on the exact same puzzle. Three rounds, points for every placing, and the best total wins. • Not enough players? Pacers fill the empty seats so a race always starts. • Journey grew from 50 to 75 levels — 5 more in every world. • Home got a cleaner layout with rankings and stats always within reach. • Fixed live rankings not refreshing after you finished a puzzle.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

1. First observed Aug 8, 2026 · 1:30 PM Free