# Scientific Computer vs 语音计算器Pro

The clearest difference is ads: Scientific Computer at none against 语音计算器Pro's shown. On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. Scientific Computer sells 1 in-app purchase, starting at $5.99 per 7 days and 语音计算器Pro sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scientific Computer ships an update every 2 weeks, 语音计算器Pro fortnightly. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Scientific Computer | 语音计算器Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scientific-computer/id6737824642/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 118 MB | 86 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Sheshou Technology Co.,Ltd.](https://appshunter.io/developer/1645260509) | [XMAN HONG KONG LIMITED](https://appshunter.io/developer/1627407248) |

## What reviewers say

### Scientific Computer

[App page](https://appshunter.io/ios/app/scientific-computer/id6737824642)

This app offers a comprehensive suite of calculation tools, including basic, scientific, mortgage, and tax calculators. It also provides unit conversions, date calculations, and a compass with location data. Manage your finances, plan projects, and navigate with ease using its multifunctional features.

**Highlights:** Basic and scientific calculations, Mortgage and personal income tax calculator, Date and unit conversion, Compass with GPS data, Score calculator, Base conversion

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One week membership | $5.99 | per 7 days |


### 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 |


## Frequently asked questions

### Is Scientific Computer free?

Scientific Computer is free to download, with in-app purchases available.

### Is 语音计算器Pro free?

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

### Do Scientific Computer or 语音计算器Pro have ads?

语音计算器Pro shows ads; Scientific Computer does not.

### Which is updated more often, Scientific Computer or 语音计算器Pro?

Scientific Computer ships an update every 2 weeks, and 语音计算器Pro fortnightly. Most recently, Scientific Computer was updated on October 7, 2026 and 语音计算器Pro on October 2, 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.*