# PP变声器 vs 四级单词达人

The clearest difference is review sentiment: 四级单词达人 at 100% against PP变声器's 50%. 四级单词达人 also leads on iOS requirement (11.0 vs 13.0). PP变声器's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. PP变声器 sells 1 one-off in-app purchase and 四级单词达人 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PP变声器 ships an update every 2 weeks, 四级单词达人 every 3 months. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | PP变声器 | 四级单词达人 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/pp/id1592703867/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 11 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [智平 刘](https://appshunter.io/developer/1125861933) | [摇摇 章](https://appshunter.io/developer/1570032236) |

## What reviewers say

### PP变声器

[App page](https://appshunter.io/ios/app/pp/id1592703867)

This utility app offers a variety of voice-changing effects and text-to-speech capabilities. It includes a unique voice keyboard for real-time chat effects and quick audio output for voiceovers. Enhance your conversations and content creation with diverse sound templates.

**Highlights:** Multiple voice templates, Voice keyboard for chat effects, Text-to-speech with various voices, Quick audio output for dubbing, Real-time chat effects

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 尊贵语音变声终身VIP | $3.99 | one-time |


### 四级单词达人

[App page](https://appshunter.io/ios/app/ai/id6484273453)

This app simplifies vocabulary learning for the CET-4 exam. It uses AI to recommend words and track your memory, creating personalized study plans. A daily word widget keeps you on track.

**Highlights:** AI-powered word recommendations, Latest CET-4 vocabulary list, Daily word widget, Memory tracking, Personalized study plans

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 大学英语四级单词达人vip会员 | $0.99 | one-time |


## Frequently asked questions

### Is PP变声器 free?

PP变声器 is free to download, with in-app purchases available.

### Is 四级单词达人 free?

四级单词达人 is free to download, with in-app purchases available.

### Do PP变声器 or 四级单词达人 have ads?

Neither PP变声器 nor 四级单词达人 shows ads.

### Which is updated more often, PP变声器 or 四级单词达人?

PP变声器 ships an update every 2 weeks, and 四级单词达人 every 3 months. Most recently, PP变声器 was updated on October 8, 2026 and 四级单词达人 on October 5, 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.*