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Games like Rondoku | IndieDex

Rondoku
Games like Rondoku

Find the Steam hidden gems

single-players with secrets you find without a guideor

Games like Rondoku

A relaxing single-player Sudoku-like puzzle with hand-crafted diagrams, thoughtful untimed pacing, and accessible options, praised by reviewers for its geometric beauty.

Miracle Sudoku
A single-player sudoku puzzler with ultra-sparse givens and clever constraints that turn impossible-looking grids into satisfying logic challenges.
2020-08-13
- Puzzle
- Strategy
- Indie

Text

RYB cover art

RYB

A short, elegant single-player logic puzzler blending sudoku and minesweeper mechanics with a polished, colorful geometric style.

2016-11-17

Puzzle
Indie

Hexologic cover art

Hexologic

A calming, compact hex-grid Sudoku-like puzzle game that blends relaxing music with increasingly tricky logic challenges.

2018-05-29

Puzzle
Indie
Kids
Educational

Nurikabe World cover art

Nurikabe World

A relaxing, single-player Nurikabe logic puzzler with scenic seasonal landscapes, puzzle campaigns, and a level editor — reviewers find it chill and flowy, with modest playtimes.

2025-01-13

Strategy

Thermo Sudoku cover art

Thermo Sudoku

Thermo Sudoku adds a thermometer-based constraint to standard sudoku, creating a casual yet addictive single-player logic puzzle that can absorb players for many hours.

2020-05-25

Puzzle
Strategy
Indie
Text

Zen of Sudoku cover art

Zen of Sudoku

A relaxing single-player Sudoku puzzler with hand-painted Japanese backgrounds, no timer, and soothing soundscapes, offering balanced difficulty and a median reviewer playtime of about 67 hours.

2006-12-14

Puzzle
Indie
Educational

Sudoku Relax cover art

Sudoku Relax

A relaxing single-player sudoku game with satisfying placement effects and a compact reviewer-average playtime around 3.5 hours.

2025-11-18

Puzzle
Indie
Card & Board Game

HexLemma cover art

HexLemma

A relaxing single-player constraint-satisfaction puzzle on a hexagonal grid with a campaign, infinite generated puzzles, and a worldwide daily challenge.

2026-06-27

Sudoku cover art

Sudoku

A self-paced casual Sudoku game with single-player and split-screen competitive modes, best for short logic-puzzle sessions.

2025-12-17

Puzzle
Strategy

Arrow Sudoku cover art

Arrow Sudoku

A casual Sudoku variant where arrow-sum rules add arithmetic deduction to each puzzle's logic.

2021-05-21

Puzzle
Strategy
Indie
Text

Dotu cover art

Dotu

A single-player math puzzle game about solving dot-based challenges with mouse-only controls, offering short casual sessions that a reviewer found could become a chore without note-taking aids.

2025-11-27

Puzzle
Strategy
Indie

Sudoku Universe / 数独宇宙 cover art

Sudoku Universe / 数独宇宙

A very positively reviewed single-player sudoku puzzle game with a calm, strategic pace and achievement goals.

2017-12-18

Strategy
Indie