# 语音计算器Pro vs 通信护盾

The clearest difference is ads: 通信护盾 at none against 语音计算器Pro's shown. 通信护盾 also leads on update cadence (every 3 days vs fortnightly). 语音计算器Pro's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 语音计算器Pro sells 1 one-off in-app purchase and 通信护盾 sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

语音计算器Pro ships an update fortnightly, 通信护盾 every 3 days. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 语音计算器Pro | 通信护盾 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 86 MB | 20 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XMAN HONG KONG LIMITED](https://appshunter.io/developer/1627407248) | [CROWSON FARMS, INC.](https://appshunter.io/developer/6793554423) |

## What reviewers say

### 语音计算器Pro

[App page](https://appshunter.io/ios/app/pro/id6757188452)

This utility app offers a unique approach to calculations by combining voice and button input with real-time audio feedback of results. It supports bilingual announcements and automatically saves your calculation history for easy access and reuse.

**Highlights:** Real-time voice feedback, Button and voice input, Bilingual announcements (Chinese/English), Automatic history saving, Simple and intuitive interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 专业版 | $1.99 | one-time |


### 通信护盾

[App page](https://appshunter.io/ios/app/id6806542914)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $0.99 | per month |
| 永久会员 | $4.99 | one-time |


## Frequently asked questions

### Is 语音计算器Pro free?

语音计算器Pro is free to download, with in-app purchases available.

### Is 通信护盾 free?

通信护盾 is free to download, with in-app purchases available.

### Do 语音计算器Pro or 通信护盾 have ads?

语音计算器Pro shows ads; 通信护盾 does not.

### Which is updated more often, 语音计算器Pro or 通信护盾?

语音计算器Pro ships an update fortnightly, and 通信护盾 every 3 days. Most recently, 语音计算器Pro was updated on October 18, 2026 and 通信护盾 on October 7, 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.*