---
title: "SmoothChanger - Reviews, Revenue and Downloads in Japan | Apple App Store"
description: "An app that switches and plays audio files in iOS file folders.Its key feature is crossfading for smooth transitions when switching audio playback.  Pre-select up to five files.  Adjust crossfade dura"
---

# SmoothChanger — Japan

![SmoothChanger App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/75/52/98/75529899-6227-a4ab-7b7d-6b040fce745c/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png)

**Developer:** [Kazuo Nii](https://apptail.io/developer/kazuo-nii-KYxd) (Japan)
**Category:** Music
**Rating:** N/A (0 ratings)
**Price:** ¥200.00
**Bundle ID:** jp.iiv.iapp.SmoothChanger
**Store:** Apple App Store
**Country:** Japan
**Version:** 1.0 (released 2026-01-30)
**Original Release:** 2026-01-30
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/jp/app/app/id6758424062)
**AppTail Page:** [https://apptail.io/app/smoothchanger-ujqy/japan](https://apptail.io/app/smoothchanger-ujqy/japan)

## SmoothChanger Description
An app that switches and plays audio files in iOS file folders.Its key feature is crossfading for smooth transitions when switching audio playback.

Pre-select up to five files.

Adjust crossfade duration with a slider.

Play from any position.

Selecting and Deselecting Files in Real Time.

## SmoothChanger Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d7/be/16/d7be1636-c029-5918-929f-957e59b86354/smoothchanger.PNG/1242x2688.png)








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