Steam market intelligence
Yunyun Syndrome!? Rhythm Psychosis
91% positive · 4,361 Steam reviews · released Apr 23, 2026 · by Alliance Arts, WHO YOU
What it likely sold — estimate, stated as a range on purpose
Lifetime units: ~144k
(P10–P90: 57.6k – 317k)
Gross revenue: ~$2M
(P10–P90: $802k – $4.4M)
Estimate, method v1.0 — before Steam's ~30% share, refunds and VAT. The band approximates where about 8 in 10 comparable games land in published studies; some sit outside it. Our own hit rate goes on the accuracy ledger once measured. How we estimate
Estimates are statistical inferences from public data. They are not sourced from Valve or the developer and may deviate materially from actual results. Do not rely on them for investment or contractual decisions. As of Oct 2, 2026.
Player voice — measured shares of Steam thumbs, never a model
Last 90 days: 94% positive across 223 stored reviews. Adventure games with 100+ reviews typically sit around 86% (median of 4113 games).
Story & writing91% positive · 111 mentions
“♡ ᕱ⑅ᕱ ପ(„ • ༝ •„)ଓ ┏━∪∪━━━━━ this game is really fun and the mechanics of this game are rlly good ദ്ദി◝ ⩊ ◜ i still miss twinkle so im happy there are songs featuring choko, they were the most fun to playyy the story of yunyun syndrome is…”
Recommended · Steam review · Jun 2026 · 12 h played · Report / request removalVisuals & audio90% positive · 68 mentions
“Fun rhythm game, great art style, terrible translation. Even if you don't understand a word of japanese, you can tell they're just making things up with the Zoomer slang. Luckily there's a few fan translations already so I'd recommend…”
Recommended · Steam review · Jun 2026 · 2 h played · Report / request removalGameplay & mechanics90% positive · 51 mentions
“♡ ᕱ⑅ᕱ ପ(„ • ༝ •„)ଓ ┏━∪∪━━━━━ this game is really fun and the mechanics of this game are rlly good ദ്ദി◝ ⩊ ◜ i still miss twinkle so im happy there are songs featuring choko, they were the most fun to playyy the story of yunyun syndrome is…”
Recommended · Steam review · Jun 2026 · 12 h played · Report / request removalPrice & value82% positive · 44 mentions
“5.5/10 medium spoilers ahead: ive been playing this game since the demo was first announced. i bought the full game on launch, waiting all those months for it to drop with baited breath. it wasnt until recently that i actually got the…”
Recommended · Steam review · Aug 2026 · 10 h played · Report / request removalContent & longevity83% positive · 24 mentions
“the gameplay got repetitive rather quickly and the story was okay... touching in some areas, but didn't end up hitting the mark for me. the art and voice acting were great tho, and i had no issues with the spanish translation. if you…”
Recommended · Steam review · Aug 2026 · 7 h played · Report / request removal440 recent English reviews stored · topics keyword-matched · topics under 12 mentions stay hidden · methodology
Reviews are shown as published on Steam, including reviews from key activations and free copies — so percentages here can differ from the score on the Steam store page. GameTrend does not check whether reviewers bought or played the game.
Game DNA — store facts, community tag votes, labeled AI inference
How you play together
Single-player
Platform features
AchievementsSteam Cloud
Business model
Buy to play
Sources: Valve store fields · community tag votes · AI-inferred values are marked and drawn from a fixed vocabulary.