Steam app 2939790 · updated 12 Sep 2026, 20:57 UTC
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.
611 hourly samples, with the daily peak drawn over them. Weekends are shaded.
3 months, July 2026 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
The source keeps every hour for about a month, one figure a day for about two, and a single number for anything older.
31 days as the curve, each the highest figure that day. Behind it, 421 hourly samples from 13 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
12 days as the curve, each the highest figure that day. Behind it, 190 hourly samples. Each dip is a night. Weekends are shaded.
Lunarium was released on 28 Jul, 2026.
| Language | Full audio |
|---|---|
| Simplified Chinese | |
| English | |
| Japanese | |
| Traditional Chinese |
A blank audio cell means full audio was not marked in the returned language list.
35 achievements in total.
42 developer announcements, Jan 2025 to Sep 2026 · times in UTC
Two adventure games with distinct styles, two journeys to embark on at once. ✨Get the Bundle with 10% OFF!
zodish.chenHey 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 discount is now available during the TGS…
zodish.chenHey, 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 available again!Whether you want to revisit…
zodish.chenHey, 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 Thursday! Whether you want to revisit the…
zodish.chenBug 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…
zodish.chenBug 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…
zodish.chenIt’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 and grab some free goodies 🎁 Exhibition…
zodish.chenIn 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…
zodish.chenBug 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…
Patch notesBug 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…
Patch notesHello 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 thoughtful reports and suggestions…
zodish.chenBug 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 consecutive…
Patch notesBug 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…
Patch notesBug 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…
Patch notesSince 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…
zodish.chenBoss 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…
Patch notesImportant UpdateWe've improved the feel of the protagonist's movement and dodge controls, while slightly increasing the protagonist's base movement speed.AfterBeforeBug Fixes and ImprovementsFixed an issue where Eternal Resolve would not…
Patch notesImportant FixesFixed a progression blocker that could occur during the opening shooting tutorial called out by Lune.Bug Fixes and ImprovementsFixed frame drops caused by the skill effects of the Corrupted Fenrir boss.Players can now…
Patch notesImportant FixesFixed an issue where the following events could be missed or fail to trigger:The ore reward event in the Hunter questThe Starwish Cloak eventThe Memento eventAfter updating the game, players who previously missed these events…
Patch notesFixed and optimized several issues that caused performance problems such as reduced game frame rates.
CocoLa03BUG FIXFixed a bug that may cause the Boss Longhorn Troll disappeared at the beginning.Fixed a bug that the cut scene shown only black when finishing the quest: Maid GolemFixed the bug that Lune would incorrectly enter a non-combat state…
CocoLa03Thank you for your patience and support.The issue that prevented some players from progressing due to the game version has now been fixed, and an updated build has been released.If you were affected by this issue, please update the game to…
zodish.chenThank you for your support and for playing Lunarium.We have identified an issue with the game build delivery that may prevent some players from progressing normally.Our team is currently working on an urgent fix for this issue.We sincerely…
zodish.chenLunarium, The Journey Begins!Just as Ave and Lune continue to hone themselves and search for their path forward throughout their adventure, we have also been constantly listening to feedback and refining every detail during development…
zodish.chenOnly 1 day until the journey begins! Ready your bow, sharpen your blade—the adventure is almost here. ✨Ave and Lune can't wait to finally meet you tomorrow. Lunarium launches on July 29.
zodish.chenA story of courage, bonds, and an unforgettable adventure awaits you. Are you ready to set out with Ave and Lune? Lunarium launches on July 29. We'll see you very soon.
zodish.chenThe moment we've been waiting for is finally here —Lunarium will officially launch on July 29, 2026!If Lunarium has been waiting on your wishlist for a while, thank you for your patience.We would also like to thank everyone who has followed…
zodish.chenThe Steam broadcast for Lunarium is now live during Nordic Game — come stop by and check it out!Don’t forget to wishlist Lunarium — Ave and Lune will be meeting everyone very soon. Thank you all for your support!
zodish.chenA game called Lunarium was always meant to travel north.From Boston to Kyoto, and now beneath the Nordic sky it finally feels like we’re setting off on a true journey among the stars. ✨Next week, Lunarium will be showcased in Sweden for the…
zodish.chenLunarium is now live on Steam during BitSummit!Feel free to stop by the stream and check out gameplay footage and game showcases while the event is happening. If you're following BitSummit, we’d love for you to take a look at our stream as…
zodish.chenWe’re excited to announce that Star Journey will be attending BitSummit in Kyoto next week!This will be our second time showcasing the game in Japan following TGS 2025. We’ve also prepared lots of cute goodies for visitors this time, so…
zodish.chenLunarium is coming soon!
zodish.chenWe have a live-stream during The Steam Medieval Fest~ Come and have a look~
CocoLa03Hi everyone! We’re excited and honored to share that Lunarium will be showcasing at PAX East this week—one of the most influential gaming conventions in North America. This also marks our very first time exhibiting in the North American…
zodish.chenWe’re excited to announce that Lunarium will be appearing at The Game Expo 2026 in Melbourne this weekend!If you’re at the event, come visit our booth to try the game and share your thoughts!Venue: Melbourne Convention & Exhibition…
zodish.chenHello everyone!Thank you all for your continuous interest and support for Lunarium.As development of the full version is nearing completion, and considering that save data from the Demo will not be compatible with the final game, we have…
FaradayDear players, hello everyone, since the demo of Lunarium was launched, we have received a lot of enthusiastic gameplay and feedback from players, and we are very grateful. The most frequent feedback we have received since the demo was…
LunariumTry our demo for free! If you like it, please add our game to your wish list! It would be even better if you could leave a positive review, which is a huge encouragement for us!
LunariumThis update represents a more polished version of the demo, with significant improvements to localization implementation. However, please note that the current translation quality remains provisional - the full release will feature…
Lunarium• Fixed an issue where the camera could remain locked in place after combat. • Resolved several cases that could cause black screens when loading saved games. • Added the ability to access the settings menu directly from in-game. •…
Patch notes• Fixed an issue where the bench save point would become corrupted after defeating the "Giant Plant Boss". • Resolved a bug that could prevent proper respawning after dying during the "Giant Plant Boss" or subsequent boss fights. •…
Patch notesHello everyone, we are Lunarium Studio! We're thrilled to present our first sandbox-style fantasy action-adventure game "Star Journey" on Steam. If you enjoy our game, please add it to your wishlist - your support means everything to us.…
LunariumWhat Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | Lunarium.exe | any |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinAppDataLocalLow | LunariumStudio/Lunarium/GameSaves | * and below |
WinAppDataLocalLow | LunariumStudio/Lunarium/GameSaves_coldback | * and below |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG