# 无忧变声器 vs 智睿电控Pro

The clearest difference is in-app purchases: 智睿电控Pro at none against 无忧变声器's 6. 智睿电控Pro also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 50 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 无忧变声器 sells 6 one-off in-app purchases. 智睿电控Pro asks for nothing beyond the download.

无忧变声器 ships an update every 50 months, 智睿电控Pro every 6 weeks. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 无忧变声器 | 智睿电控Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 50 months | **Every 6 weeks** |
| Size | 64 MB | 53 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [广 吴](https://appshunter.io/developer/926015680) | [Mantunsci](https://appshunter.io/developer/1061501764) |

## What reviewers say

### 无忧变声器

[App page](https://appshunter.io/ios/app/id1626077904)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $2.99 | one-time |
| 变声器月会员 | $2.99 | one-time |
| 年会员 | $6.99 | one-time |
| 变声季度会员 | $6.99 | one-time |
| 3年会员 | $9.99 | one-time |
| 变声年会员 | $24.99 | one-time |


### 智睿电控Pro

[App page](https://appshunter.io/ios/app/pro/id6455985775)

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

**In-app purchases:** none


## Frequently asked questions

### Is 无忧变声器 free?

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

### Is 智睿电控Pro free?

智睿电控Pro is free to download, with no in-app purchases.

### Do 无忧变声器 or 智睿电控Pro have ads?

无忧变声器 shows ads; 智睿电控Pro does not.

### Which is updated more often, 无忧变声器 or 智睿电控Pro?

无忧变声器 ships an update every 50 months, and 智睿电控Pro every 6 weeks. Most recently, 无忧变声器 was updated on October 19, 2026 and 智睿电控Pro on October 6, 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.*