| Core Identity |
| Developer | Arcstar Co.,Ltd | lowiro | Rayark International Limited | Xiamen Pigeon Games Network Co., Ltd. | Bushiroad International | Rayark International Limited | Noxy Games Inc. |
| Category | Games | Games | Games | Games | Games | Games | Games |
| Platform | Android, iOS | iOS, Android | Android, iOS | iOS, Android | iOS, Android | iOS, Android | iOS, Android |
| Store Metrics |
| Rating | 4.2 / 5 | 4.8 / 5 | 4.8 / 5 | 4.8 / 5 | 4.8 / 5 | 4.8 / 5 | 4.9 / 5 |
| Ratings Count | 78 | 24,304 | 9,380 | 2,783 | 36,543 | 3,714 | 1,974 |
| Price | Free | Free | $1.99 | Free | Free | Free | $1.99 |
| Release Date | Jun 2, 2016 | Mar 9, 2017 | Jan 17, 2018 | Sep 3, 2019 | Apr 4, 2018 | Jan 12, 2022 | Jul 12, 2016 |
| Last Updated | Oct 16, 2025 | Mar 31, 2026 | Apr 29, 2026 | Apr 24, 2026 | Apr 17, 2026 | Mar 25, 2026 | Mar 30, 2026 |
| Sentiment & Reviews |
| Sentiment | mixed | - | mixed | positive | mixed | positive | - |
| Score | 45/100 | - | 55/100 | 85/100 | 45/100 | 75/100 | - |
| Praises | - Sci-fi visual aesthetic and music library quality drive high engagement for rhythm game enthusiasts
| - | - High-quality rhythm gameplay and music production keep players engaged across multiple years of play
| - Unique rhythm gameplay mechanics featuring moving judgement lines provide a fresh challenge for mobile players
| - Rhythm gameplay and song selection provide high entertainment value for anime music fans
| - Emotional Storyline
- Beautiful Music and Audio
- High-Quality Graphics and Visuals
| - |
| Complaints | - Frequent login errors and authentication failures prevent users from accessing the game content
| - | - Frequent application crashes and black screen errors post-update disrupt the core rhythm gameplay loop
| - Cloud save synchronization failures prevent progress recovery across multiple devices for some users
| - Persistent black screen and loading errors prevent access to the game lobby post-update
| - AI Art Controversy
- Technical Bugs and Crashes
- Rhythm Sync and Calibration Issues
| - |
| Requests | - Offline play mode requested to remove reliance on forced updates and internet connectivity
| - | - Robust cloud save and account recovery system to prevent permanent loss of progress and purchases
| - Implementation of a dedicated practice mode to help players master difficult song sections
| - Cloud-based account recovery system to prevent permanent loss of player progress
| - | - |
| Strategic Intel |
| Strengths | - V-shaped lane layout creates a distinct tactile differentiator
- DJ-style scratch lanes increase skill-based retention
- BEST mode provides a personal performance benchmark
| - | - Cinematic narrative-first identity sustains long-term player investment
- Active Judgement Line mechanic creates high switching costs
| - Laneless engine creates a distinct mechanical identity
- High-quality curated soundtrack drives organic retention
- Absence of monetization barriers accelerates user acquisition
| - 650-song library functions as a content-moat for long-term retention
- Fully voiced Live2D narrative builds emotional switching costs for players
| - Exceptional audio-visual presentation, including movie-quality anime cutscenes and professional voice acting.
- Deep, emotional narrative that drives high user investment and retention.
- Strong legacy brand recognition from the original DEEMO and Rayark's pedigree in the rhythm genre.
| - |
| Weaknesses | - Persistent login errors at title screen
- High total cost of music library
- Display regressions on tablet devices
| - | - Unreliable cloud save mechanism causes permanent progress loss
- Frequent post-update crashes erode daily active habits
| - Cloud save failures persist across devices
- Performance lag on anomaly charts
- Lack of revenue-generating IAP limits development scale
| - Persistent black screen errors post-update drive immediate churn
- Complex account recovery process causes permanent progress loss
| - Severe PR and brand trust damage stemming from the AI art controversy.
- Persistent technical issues, including black screens and crashes on newer devices.
- Poor default audio sync and a lack of intuitive calibration tutorials, frustrating new players.
| - |
| Pricing | freemium | freemium | freemium | free | freemium | freemium | freemium |
| Momentum | Steady | Intense | Maintenance | Active | Maintenance | - | Intense |
| Update Cadence | 5 versions | 5 versions | 4 versions, 4 majors/6mo, ~25d avg | 5 versions, 5 majors/6mo, ~6d avg | 5 versions, ~58d avg | - | 5 versions |
