Lost Vessel

Sci-fi idle RPG with crafting chains that keep running offline

Lazy Frog Games · Released Jul 23, 2026

Third-party account required AI-generated content disclosed

Reviews: Mostly Positive; 75% of 91
Recent reviews: Not enough recent
Players: 49; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 1 month ago; Sep 25, 2026
Minimum PC: HD 4000; 4 GB RAM · 1 GB disk; Full requirements

What is Lost Vessel?

A sci-fi idle RPG set on a hostile alien planet after your ship crashes. You salvage wreckage, mine, harvest plants, craft equipment, and research upgrades. Combat takes you through increasingly difficult zones, where enemies have weaknesses to melee, ranged attacks, or void magic.

For you if...

+you enjoy planning long-term upgrades and managing equipment loadouts
+you want optional cooperative expeditions alongside solo progression

Not for you if...

−you prefer short crafting chains and quick endgame progress
−you want constant action rather than long waits

What players say

75% of 91 reviews are positive

Players praise cosmetic-only purchases, helpful chat, and regular updates. Equipment durability draws the most criticism, particularly frequent repairs and the risk of losing gear.

Screenshots and trailer

Lost Vessel system requirements

Minimum: HD 4000, 4 GB RAM, 1 GB of disk space.

As published by the developer.

Can my PC run Lost Vessel?

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Minimum

OS: Windows 10 (64-bit)
Processor: Dual-core 2.0 GHz (Intel Core i3-4000 series, AMD equivalent, or better)
Graphics: Integrated graphics (Intel HD 4000 or equivalent)
Memory: 4 GB RAM
Storage: 1 GB available space
DirectX: Version 11
Notes: Requires an internet connection to play. The game is online-only.

OS: Windows 10 (64-bit)
Processor: Dual-core 2.0 GHz (Intel Core i3-4000 series, AMD equivalent, or better)
Graphics: Integrated graphics (Intel UHD 620, AMD Vega, or better) or any entry-level dedicated GPU
Memory: 8 GB RAM
Storage: 2 GB available space
DirectX: Version 11
Notes: Requires an internet connection to play. The game is online-only.

Does Lost Vessel have co-op or multiplayer?

Yes: co-op online; PvP online. It also has a single-player mode. Crossplay with other platforms is declared.

Does Lost Vessel run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Third-party account: Lost Vessel (Supports Linking to Steam Account)
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 30
Steam features: Family Sharing, In-app purchases
Languages: Full audio: English.

Does Lost Vessel use AI-generated content?

Yes. The developers disclose AI-generated content on the game's Steam page:

The art, layout and the engine in this game were partially managed and tested using AI tools.

The statement mentions: Art

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