Konstructors calm logic puzzles

If you want quiet brain teasers, these Konstructors puzzles let you fill grids, link numbers and clear mazes at your own pace.

If you enjoy slow puzzle sessions you can start and stop anytime, this collection from Konstructors keeps you with grids and paths. Sudoku Universe / 数独宇宙 gives you classic number grids with soft themes and background music for unwinding, Nonogram - Master's Legacy lets you uncover images by working out which cells to mark, and Lines X asks you to connect matching numbers without crossing lines. The focus stays on clear rules and steady thinking.

Developed by Konstructors

Nonogram - Master's Legacy

Nonogram - Master's Legacy

Fill numbered grids to reveal hidden pictures in this calm, logic-first take on nonograms.

84% of 592 Steam reviews are positivePlayers online now: 9Free
Sudoku Jigsaw / 拼图数独

Sudoku Jigsaw / 拼图数独

Love Sudoku, but tired of default one? Try this.

93% of 241 Steam reviews are positivePlayers online now: 2$2.99
Sudoku Universe / 数独宇宙

Sudoku Universe / 数独宇宙

A clean, quiet take on Sudoku: 150 hand-picked puzzles plus an endless generator, ten calm ambient tracks and color themes you can swap until the…

94% of 3,030 Steam reviews are positivePlayers online now: 13$2.99
Sudoku Killer / 杀手数独

Sudoku Killer / 杀手数独

Killer Sudoku (Sumdoku/Mathdoku/Addoku) puzzles include all the rules of regular Sudoku, but add in dashed-line 'cages', which must sum to given…

88% of 240 Steam reviews are positivePlayers online now: 1$2.99
Lines X Free

Lines X Free

Connect matching colors with unbroken paths until the whole grid lights up.

93% of 1,988 Steam reviews are positiveFree
Wayout

Wayout

Relax, clear your mind and find the way out.

88% of 980 Steam reviews are positive$1.99
Lines X

Lines X

Beautiful & relaxing Numberlink puzzles.

82% of 857 Steam reviews are positive$1.99
Sorry, James

Sorry, James

JAMES_GARNER zEiaQe@z1l3

79% of 716 Steam reviews are positive$6.99
Lines Infinite

Lines Infinite

Beautiful & relaxing Numberlink puzzles.

91% of 486 Steam reviews are positive$1.99
Wayout 2: Hex

Wayout 2: Hex

Can you find it again?

86% of 358 Steam reviews are positive$1.99