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Released Jul 28, 2026 $17.99 Very Positive Counts toward your Steam games

Lunarium

By 月相仪Lunarium

Followers —
Reviews 631 Very Positive
Players now 7 Peak today 7
Followers, 30 days — Not enough history yet

About Lunarium

Lunarium is a game tagged Action RPG, Action and Exploration by 月相仪Lunarium, released Jul 28, 2026. It has 631 Steam reviews (Very Positive). The Steam games most like it include Lunar Eclipse ~ Vol. 0, World to the West and Don't open the doors!.

Lunarium is an atmospheric fantasy A-RPG. Play as Ave, a light-armored knight, who teams up with Lune, a mysterious Starfarer. Together, they journey to save a dying world, engaging in challenging battles to retrieve the lost glow of the stars and forsaken memories, unveiling cosmic secrets.
From the Steam page

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Steam data

Everything Steam lists for Lunarium · record updated 12 hours ago

Steam store

Overview

App ID2939790
Release dateJul 28, 2026
Last change number40126977
Last record update12 hours ago

App info

App type
Game
Developer
月相仪Lunarium
Publisher
月相仪Lunarium, Imperfect Games
Steam profile
Counts toward game count and achievement totals · checked 23 hours ago
Franchise
星之旅
Technologies
Unity detected
Metacritic
81

Platforms

Windows
Steam Deck
Playable
Controller
Full support

Features

5
Single-playerFull controller supportSteam AchievementsSteam CloudFamily Sharing

Related apps

Prices

Price · US$17.99
On sale0 of 41regions right now
Lowest seen · US$17.99Oct 23, 2026
Checked9 hours agoin 41 regions

PolandzłPLN

Every price change is kept from Oct 23, 2026 on. Pick a region below to compare.

Patches

Patch notes

13
  1. Oct 19, 2026 v1.0.24a Patch Notes

    Fixed an issue that could cause Shadow enemies to become stuck during combat.

  2. Oct 13, 2026 v1.0.24 Patch Notes

    Fixed an incorrect collectible marker on the map. Fixed terrain issues that could cause the character to get stuck. Fixed an issue where a crash during the cutscene after the Wayward Wanderer battle in Paradise could cause players to miss …

  3. Aug 26, 2026 Version 1.016 Update Notes

    Bug Fixes & Optimizations:The key binding for opening the menu can no longer be changed, and ESC can no longer be assigned to other functions, preventing incorrect key bindings from making the menu inaccessibleImproved the Enid boss battle…

  4. Aug 21, 2026 V1.015 Update: Enhanced Combat Skill Effects

    Bug Fixes & OptimizationsAdjusted the hit detection of some of Enid’s attacks to better match their intended behavior.Updated enemy AI to prevent incorrect disengagement from causing progression to become stuck.Fixed an issue where NPCs in…

  5. Aug 14, 2026 V1.013 Update: Improved English & Japanese Localization

    In today's V1.013 update, we've made further improvements to the quality of the English and Japanese localization.There may still be a few remaining issues or lines that need further adjustments, and we'll continue to address and polish th…

  6. Aug 12, 2026 Version 1.012 Update Notes

    Bug Fixes & OptimizationsFixed a configuration issue that caused some attacks during the Enid boss battle to be unable to be properly parriedOptimized dialogue portrait loading to prevent stuttering before and during conversationsOptimized…

  7. Aug 10, 2026 Version 1.010 Update Notes

    Bug Fixes & ImprovementsUpdated Little Crow’s commemorative reward progress tracking logic to prevent cases where rewards may not be granted correctly. Players who have already missed rewards can talk to Little Crow again to receive the mi…

  8. Aug 7, 2026 Version 1.09 Update Notes

    Bug Fixes & OptimizationsMade the Perfect Guard and Perfect Dodge windows more forgiving in Story Mode.When Ave performs a non-perfect Parry, the timing window for the next Parry will open earlier, making it easier to respond to consecutiv…

  9. Aug 6, 2026 Version 1.08 Update Notes

    Bug Fixes & OptimizationsAdded a new animation where Lune is also restrained when Ave is hit by Enid's grab attack.Adjusted Enid's lock-on points to prevent attacks from missing.Adjusted the presentation of the environment and background m…

  10. Aug 5, 2026 Version 1.07 Update Notes

    Bug Fixes & OptimizationsOptimized the release experience of Lumina Pursuit. It can now be freely activated within a short period after shooting, preventing it from failing to activate when the shooting animation is interrupted.Fixed an is…

  11. Aug 4, 2026 Recent Update Overview: Combat Feel Improvements & Boss Adjustments

    Since the launch of Lunarium, we have been actively collecting and listening to feedback from our players.Whether it is bugs encountered during gameplay, or suggestions regarding combat feel, boss encounters, and overall game balance, we t…

  12. Aug 4, 2026 Version 1.06 Update Notes

    Boss ImprovementsFixed an issue where some bosses could repeatedly use the same attack too frequently.Adjusted the stats of some late-game bosses to better match the intended experience.Improved the overall combat experience of the Lightho…

Builds

1
BuildBranchUpdated
26039314publicOct 19, 2026

Depots

Depots

1
IDNameSystemsSizeDownloadManifest
2939791 — All 3.33 GB 2.73 GB 7100161829767444004

Branches

1
BranchBuildUpdatedAccess
public 26039314 Oct 19, 2026 Open

Configuration

Install foldersteamapps/common/Lunarium

Launch options

1
ExecutableArgumentsSystemsDescription
Lunarium.exe All

Cloud saves

Space per player244.1 MB
Filesup to 998
Save locations2
RootPathPatternSystems
WinAppDataLocalLowLunariumStudio/Lunarium/GameSaves*Windows
WinAppDataLocalLowLunariumStudio/Lunarium/GameSaves_coldback*Windows

News

  1. Oct 1, 2026 · Community Announcements 🍂 The Autumn Sale is here! 15% OFF for Lunarium

    The Autumn Sale has begun! Have you picked out your favorite games yet? Lunarium is also joining the Steam Autumn Sale!As autumn settles in, it’s the perfect time to set off and enjoy the scenery alo…

  2. Sep 10, 2026 · Community Announcements Lunarium × Journey of Realm: Dawn Dew Bundle is now available!

    Two adventure games with distinct styles, two journeys to embark on at once. ✨Get the Bundle with 10% OFF!

  3. Sep 10, 2026 · Community Announcements The Full Collection Map Feature Is Now Live!

    Hey everyone, thank you so much for all your support! Today, we’ve finally added the Full Collection Map feature that many of you have been asking for. Thanks for waiting!At the same time, a 15% OFF …

  4. Sep 10, 2026 · Community Announcements The Demo Is Back, Along with 15% OFF and a New Bundle!

    Hey, Travelers! ✨The things we teased before are officially here! The long-awaited Demo, a new 15% OFF discount, and a brand-new bundle are all now live!The Demo Is BackThe Lunarium Demo is now avai…

  5. Sep 7, 2026 · Community Announcements Lunarium Demo Is Coming Back! New Discount & Bundle Teaser

    Hey, Travelers! Ave has a little early announcement for you ✨ This Thursday, Lunarium is bringing a few new surprises your way:The Demo Is Coming BackThe Lunarium Demo will be available again this T…

  6. Aug 20, 2026 · Community Announcements See You in Cologne! Lunarium is Coming to gamescom 2026 ✨

    It’s been a while since we last got to meet you all in person✨Next week, Lunarium is heading to gamescom 2026!If you’re coming to Cologne, come visit us at Indie Castle A03! You can play Lunarium an…

  7. Aug 10, 2026 · Community Announcements Lunarium: Recent Updates & Future Plans

    Hello everyone, this is Lunarium Game Studio, the development team behind Lunarium.Since the game launched, we have received a great deal of support and encouragement from players, as well as many th…

Data from public Steam pages, updated daily; 5 days of history. LaunchRivals is not affiliated with Valve or Steam.