# 音频变调 vs BPM Analyzer Pro

The clearest difference is price: 音频变调 at Free against BPM Analyzer Pro's $3.99. 音频变调 also leads on iOS requirement (15.0 vs 17.6). BPM Analyzer Pro's advantage is ads (none vs shown). On update cadence, in-app purchases and device support there is nothing between them.

音频变调 is free to download; BPM Analyzer Pro costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 音频变调 | BPM Analyzer Pro |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6463199263/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Ad-supported | — |
| Size | 92 MB | 3 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [鹏 张](https://appshunter.io/developer/1704123284) | [Kurenz Music GbR](https://appshunter.io/developer/544695186) |

## What reviewers say

### 音频变调

[App page](https://appshunter.io/ios/app/id6463199263)

This tool allows users to quickly adjust the pitch of audio and video files on their mobile devices. It's ideal for singers, musicians, and content creators looking to modify vocal tracks, instrumentals, or sound effects for various creative projects.

**Highlights:** Audio pitch shifting, Video pitch shifting, Fine-tune pitch by semitones and cents, Real-time preview, Import from various sources, Export audio and video, Simple user interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### BPM Analyzer Pro

[App page](https://appshunter.io/ios/app/bpm-analyzer-pro/id6760731078)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 音频变调 free?

音频变调 is free to download, with no in-app purchases.

### Is BPM Analyzer Pro free?

BPM Analyzer Pro costs $3.99, with no in-app purchases.

### Do 音频变调 or BPM Analyzer Pro have ads?

音频变调 shows ads; BPM Analyzer Pro does not.

### Which is updated more often, 音频变调 or BPM Analyzer Pro?

音频变调 ships an update every 3 months, and BPM Analyzer Pro every 3 months. Most recently, 音频变调 was updated on October 15, 2026 and BPM Analyzer Pro on October 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*