Games like Harmonia
From renowned visual novel studio Key, which brought you the highly rated visual novel “planetarian~the reverie of a little planet~”, this is “Harmonia”, the latest kinetic novel in the series.

Players who liked Harmonia also play
Ranked by collaborative filtering across millions of Steam libraries plus content overlap on genres, tags, and developers.
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planetarian HD
planetarian HD is an engaging and emotional visual novel from legendary game studio, Key. A sub-brand of VISUAL ARTS, Key are also famed for creating Kanon, AIR, CLANNAD, Little Busters!, Rewrite, Angel Beats!, and Summer Pockets.
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Stella of The End
Jude Gray, a wandering Courier, receives a request to deliver some very special cargo. This cargo turns out to be Philia, an android girl who is unaffected by the enigmatic Singularity Machines.
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Stellaren II
A space sci-fi visual novel in post-apocalyptic worldCombines a unique visual novel experience with multiple mini-games!Travel across multiple locations across space and meet a diverse set of interesting characters.
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Muv-Luv Alternative
Playtime's over. Time for despair. Experience the definitive version of a masterpiece in the Muv-Luv trilogy's thrilling conclusion. Note: therapy not included.
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NieR:Automata™
NieR: Automata tells the story of androids 2B, 9S and A2 and their battle to reclaim the machine-driven dystopia overrun by powerful machines.
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Lucy -The Eternity She Wished For-
If there was a robot that could laugh, cry and smile. ...Does it have a soul?
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planetarian: Snow Globe
"planetarian: Snow Globe," the prequel to Key's sci-fi kinetic novel "planetarian: The Reverie of a Little Planet," is now available with binaural audio support! Enjoy the story of a companion robot and her coworkers at a planetarium, and the simple joys they find in their everyday lives.
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Harmonia Full HD Edition
Set in a war-torn world in the distant future, the sci-fi kinetic novel "Harmonia" follows a mechanical boy and a human girl as they find their way to each other's hearts. Key's 15th anniversary title is back with full voice and FHD resolution, including the main character!
More from VisualArts/Key
Other recommendable Steam games by VisualArts/Key, ranked by review count so the studio's hits land first.
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Summer Pockets
From the creators of Angel Beats! and CLANNAD, Key, comes their latest emotional, award-winning journey. Follow protagonist Takahara Hairi as he travels to the secluded island Torishirojima, where he rediscovers what it means to enjoy summer vacation.
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planetarian HD
planetarian HD is an engaging and emotional visual novel from legendary game studio, Key. A sub-brand of VISUAL ARTS, Key are also famed for creating Kanon, AIR, CLANNAD, Little Busters!, Rewrite, Angel Beats!, and Summer Pockets.
- 4

Stella of The End
Jude Gray, a wandering Courier, receives a request to deliver some very special cargo. This cargo turns out to be Philia, an android girl who is unaffected by the enigmatic Singularity Machines.
- 5

planetarian ~the reverie of a little planet~
In time for the 10th anniversary since its original release in Japan, planetarian is an engaging and emotional visual novel from legendary game studio, Key. A sub-brand of VisualArts, Key are also famed for creating Kanon, AIR, CLANNAD, Little Busters!, Rewrite, and Angel Beats!
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Little Busters! English Edition
Capturing the hearts of countless fans since 2007, Little Busters! is an emotional visual novel from Key, the minds behind Angel Beats! and CLANNAD. This special English release supports touch controls and dynamic switching between English and Japanese text, and is in HD for the first time on PC.
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LOOPERS
Tyler is a high schooler on a mission. He's going to use every minute of summer vacation to go on as many GPS-assisted scavenger hunts as possible. After running into some old friends during one of these hunts, strange things start happening: The day resets and today plays out exactly like yesterday
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Tomoyo After ~It's a Wonderful Life~ English Edition
From renowned visual novel studio Key, this is the sequel to the highly acclaimed visual novel CLANNAD. Featuring a truly memorable continuation to Tomoya and Tomoyo's journey, Tomoyo After promises to draw you even further into CLANNAD's world.
Frequently asked about Harmonia
- Does Harmonia run on Steam Deck?
- Harmonia is rated Playable on Steam Deck — it runs, but expect some manual adjustments (control remapping, text size, or graphics settings) for the best experience.
- How much does Harmonia cost?
- Harmonia is listed on Steam at 9.99 USD (current store price; Steam sales may reduce this temporarily).
- What games are most similar to Harmonia?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Harmonia are planetarian HD, Stella of The End, Stellaren II.
- Who developed Harmonia?
- Harmonia was developed by VisualArts/Key and published by VisualArts.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Harmonia.
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