The Nintendo Switch version of Arcaea includes an autoplay function specifically for the Joy-Con mode
Arcaea is one of the most precise and visually demanding rhythm games on mobile platforms. For players who utilize the autoplay feature—whether to study complex chart patterns, test audio sync, or enjoy the visual choreography of high-level gameplay—experiencing glitches or a complete failure of the autoplay mechanism can be incredibly frustrating.
: High CPU usage can cause scripts like AutoJS to miss beats. Three-Finger Gestures arcaea autoplay fix
wlt233/ArcaeaAutoJSAutoplay: A Python script that ... - GitHub
⚠️ : AutoPlay is not in official app versions. It appears in modded APKs, developer builds, or certain Android clones. On iOS, it’s virtually impossible without jailbreak. The Nintendo Switch version of Arcaea includes an
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If your device is throttling due to heat, the frame rate will drop. When a rhythm game drops frames, it skips input polling intervals, letting notes pass right by the judgment line. On iOS, it’s virtually impossible without jailbreak
High refresh rate screens (90Hz, 120Hz, or 144Hz) can desync the note highway from the song's internal timer.