# Speed Change Music Player

> An audio player focuses on good sound with slow speed without flapping sound.

Canonical page: [https://chrome-stats.com/d/com.mitsu.SpeedChangeMusicPlayer](https://chrome-stats.com/d/com.mitsu.SpeedChangeMusicPlayer)

## Overview

- **ID:** `com.mitsu.SpeedChangeMusicPlayer`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** mitsu3ma
- **Category:** MUSIC\_AND\_AUDIO
- **Downloads:** 53,368
- **Rating:** 3.63 / 5 (251 ratings)
- **Version:** 2.0.2
- **Last updated:** 2025-03-23
- **First published:** 2017-04-22
- **Publisher country:** JP
- **Size:** 34 MB
- **Data as of:** 2026-09-17
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.mitsu.SpeedChangeMusicPlayer)
- **Website:** [https://hosting-c407e.web.app/](https://hosting-c407e.web.app/)
- **Privacy policy:** [https://sites.google.com/view/mitsu3ma-english/privacy-policy](https://sites.google.com/view/mitsu3ma-english/privacy-policy)

## Description

Speed Change Music Player is a specialized audio player developed in Japan, designed to deliver high-quality sound even at very slow playback speeds without the common flapping noise. It supports language learners and musicians alike by enabling slow-speed listening for dictation, shadowing, and music practice. Key features include automatic silence skipping to enhance study efficiency, AB repeat bookmarks for focused repetition, pitch shifting to transpose music, and a built-in equalizer to avoid clipping noise. The player also offers a unique reverb feature inspired by acoustic experiments to simulate environments like chapels or tunnels, enriching the listening experience.

Ideal for language enthusiasts, musicians, and educators, this extension supports speed adjustments between 0.1x and 4.0x, gradual tempo increases during repeats, background playback with timers, and conversion of orchestral pitches. Whether training listening skills, practicing guitar, or working on music dictation, Speed Change Music Player provides precise control and superior sound quality for effective auditory training.

## Rankings

- #292,372 — 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.FOREGROUND_SERVICE`
- `android.permission.FOREGROUND_SERVICE_SPECIAL_USE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_EXTERNAL_STORAGE`
- `android.permission.READ_MEDIA_AUDIO`
- `android.permission.READ_MEDIA_VIDEO`
- `android.permission.WAKE_LOCK`
- `android.permission.WRITE_EXTERNAL_STORAGE`
- `com.android.vending.BILLING`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `com.mitsu.SpeedChangeMusicPlayer.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Users appreciate Speed Change Music Player for its ability to change playback speed, skip silence, and facilitate better audiobook and lecture listening with clear sound quality. However, multiple users report issues including playback stopping when the screen is off, occasional freezing, difficulty finding certain functions due to interface complexity, and problems after reinstalling or limited file recognition. Overall, the app is praised for its functionality and time-saving features but could improve stability, background playback, and audio processing.

### Pros

- Allows changing playback speed and supports speed control functions such as a-b repeat and jump with ease.
- Useful for listening to audiobooks and lectures with features like skipping silence and rewinding for better comprehension.
- Offers various playback speed options with clear audio quality even at slower speeds.
- User-friendly design with intuitive functions that help save time when studying or listening to content.
- Ad-free option available which some users have purchased to enhance their experience.

### Cons

- App sometimes stops working after reinstalling or doesn't recognize all mp3 files on device.
- Playback stops when screen is turned off, which interrupts listening experience.
- Interface can be confusing with too many speed options; some toggles like 'skip silence' are hard to find or could be arranged better.
- App can freeze frequently, negatively impacting usability.
- Lack of advanced sound processing like elastic sound processor results in less clear audio quality at changed speeds.

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- [J Music Player - Pitch & Speed](https://chrome-stats.com/d/com.wen.jmusic) — 18 users

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