Sideral
Games like Sideral

Find the Steam hidden gems

single-players with secrets you find without a guideor

Games like Sideral

A short, cryptic first-person puzzle adventure on the Sideral Islands where you deduce rules and solve logic puzzles with no text or guidance.

CIPHER ZERO
A minimalist single-player logic puzzle game with calm, surreal visuals and an escalating difficulty curve, running about seven hours for reviewers.
2025-07-22
- Puzzle
- Indie

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Games like Sideral | IndieDex

Sideral
Games like Sideral

Find the Steam hidden gems

single-players with secrets you find without a guideor

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Games like Sideral

A short, cryptic first-person puzzle adventure on the Sideral Islands where you deduce rules and solve logic puzzles with no text or guidance.

CIPHER ZERO
A minimalist single-player logic puzzle game with calm, surreal visuals and an escalating difficulty curve, running about seven hours for reviewers.
2025-07-22
- Puzzle
- Indie

Side view

Mystery

Sensorium

A small single-player semi-open world puzzle adventure whose environmental puzzles each revolve around one of the five senses.

2020-08-28

First person
Puzzle
Adventure
Indie
Open world

Neyyah

A first-person point-and-click puzzle adventure set in a strange world, where careful observation unravels mysteries across bizarre cultures, lasting around 13 hours.

2025-09-02

First person
Adventure
Fantasy
Indie
Mystery
Point-and-click

Chroma Zero

An indie adventure of exploration and intricate environmental puzzles, taking around 9-11 hours to uncover a fragile world's secrets.

2024-12-12

First person
Science fiction
Puzzle
Adventure
Indie
Open world
Mystery

Syke

A short first-person exploratory puzzle game set in a mysteriously warped reality, where you solve geometry-based puzzles to uncover a love story and may risk motion sickness.

2024-05-06

Adventure
Indie

DESORDRE : A Puzzle Game Adventure

A short puzzle-adventure about 4D thinking and multidimensional puzzles, blending casual single-player exploration with spatial-reasoning challenges.

2023-06-01

Action
Indie

Platonic

A first-person puzzle adventure across five worlds, where logical clue-gathering challenges grow increasingly difficult and typically take about seven hours.

2022-05-13

Puzzle
Adventure
Indie

Islands of Insight

A vast single-player puzzle adventure where you explore and solve thousands of puzzles at your own pace, though reviewers note repetition and a playtime around 17 hours.

2024-02-13

First person
Puzzle
Adventure
Fantasy
Third person
Role-playing (RPG)
Open world

Reliquare

A casual indie puzzle game on a mysterious island, where you explore and solve Sudoku-based puzzles, with mixed reviews noting technical issues and a short roughly 80-minute playtime.

2026-04-15

OLYEN

A compact single-player 3D puzzle adventure in a forgotten valley, where light-manipulating sphere puzzles uncover the tale of four sages, blending beautiful, calming atmosphere with occasionally unclear direction.

2025-11-19

Adventure

Lenrual

A brief, surreal first-person exploration puzzle game with cryptic puzzles and alien encounters in a dense open world.

2025-11-20

First person
Puzzle
Adventure
Indie

Six Sides of the World

An abstract spatial-logic puzzle adventure across intergalactic cube worlds, delivering a linear, poetically narrated challenge that takes around 8 hours.

2016-01-20

Action
Science fiction
Puzzle
Indie

CIPHER ZERO