# Rock Star

> Tap a 4x4 grid to the beat of 15 classical tracks. Master all 45 stages.

Canonical page: [https://chrome-stats.com/d/com.systudio.rockstar](https://chrome-stats.com/d/com.systudio.rockstar)

## Overview

- **ID:** `com.systudio.rockstar`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** SY Studio
- **Category:** GAME\_CASUAL
- **Downloads:** 22
- **Version:** 1.0.0
- **Last updated:** 2026-09-09
- **First published:** 2026-09-09
- **Publisher country:** KR
- **Size:** 91 MB
- **Data as of:** 2026-09-15
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.systudio.rockstar)
- **Website:** [https://psyjs01.github.io](https://psyjs01.github.io/)
- **Privacy policy:** [https://psyjs01.github.io/rockstar-privacy-policy/privacy.html](https://psyjs01.github.io/rockstar-privacy-policy/privacy.html)

## Description

Feel the rhythm of timeless classical music with RockStar.<br><br>Tap the 4x4 grid as each marker reaches its target. Build long combos, activate FEVER, and improve your timing across 15 classical tracks and three difficulty levels.<br><br>FEATURES<br><br>- 15 classical music tracks<br>- Easy, Normal, and Hard difficulty levels<br>- 45 song-and-difficulty stages to clear<br>- Precise timing judgments and adjustable timing offset<br>- Built-in audio latency calibration for accurate timing on any device<br>- Multi-touch notes and drag input<br>- Eight marker styles<br>- Moving-grid S-MODE for an extra challenge<br>- Local best scores and ranks<br>- Retry, next-song, and song-list actions after every result<br><br>Complete all 45 stages, improve your accuracy, and become a RockStar.<br><br>RockStar shows an interstitial ad after some results. Rewarded ads appear only when you choose to unlock a marker style.

## Rankings

- #2,573,961 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.AD_ID`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.gms.permission.AD_ID`
- `com.systudio.rockstar.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.systudio.rockstar)