Heartreasure: Stellar Journey

Hidden-object hunting across planets you can rotate and explore

asaha · Released Dec 12, 2025

Reviews: Very Positive; 100% of 113
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 7 months ago; Mar 19, 2026
Minimum PC: GeForce GTX 660; 8 GB RAM · 1 GB disk; Full requirements

What is Heartreasure: Stellar Journey?

A single-player, 2D hidden-object game set in a universe drawn in ballpoint pen. You search for hearts, manipulate mechanisms, and solve puzzles to unlock rockets to new planets, gradually opening up more of the universe.

For you if...

+you like untimed searches and freely revisiting earlier areas

Not for you if...

−you prefer fast action over methodical searching and puzzle solving

What players say

100% of 113 reviews are positive

Players praise the character drawings, playful humor, and piano soundtrack. Some note that the hearts can be especially hard to spot.

Screenshots and trailer

Heartreasure: Stellar Journey screenshot 1

Heartreasure: Stellar Journey system requirements

Minimum: GeForce GTX 660, 8 GB RAM, 1 GB of disk space.

As published by the developer.

Can my PC run Heartreasure: Stellar Journey?

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Minimum

OS: Windows 10 (64-bit)
Processor: Intel Core i3 (4th Generation or newer recommended) or AMD equivalent
Graphics: NVIDIA GeForce GTX 660 or AMD Radeon HD 7850 (2 GB VRAM) equivalent
Memory: 8 GB RAM
Storage: 1 GB available space
DirectX: Version 11

Does Heartreasure: Stellar Journey have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Heartreasure: Stellar Journey run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows, macOS
Achievements: 56
Steam features: Cloud saves, Family Sharing
Languages: Text only: English, Japanese, Simplified Chinese.

Does Heartreasure: Stellar Journey use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam