# CalculatorPro vs 全能错题本

The clearest difference is in-app purchases: CalculatorPro at none against 全能错题本's 4. CalculatorPro also leads on update cadence (every 3 days vs monthly). 全能错题本's advantage is iOS requirement (12.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. 全能错题本 sells 4 in-app purchases, starting at $2.99 per 7 days. CalculatorPro asks for nothing beyond the download.

CalculatorPro ships an update every 3 days, 全能错题本 monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | CalculatorPro | 全能错题本 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calculatorpro-exact-math/id1535603699/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Free | — |
| Size | 4 MB | 95 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [宏立 刘](https://appshunter.io/developer/1535603701) | [丽丽 李](https://appshunter.io/developer/1610077348) |

## What reviewers say

### CalculatorPro

[App page](https://appshunter.io/ios/app/calculatorpro-exact-math/id1535603699)

A minimalist calculator app offering a clean interface and customizable theme colors. Enjoy a streamlined calculation experience with a focus on simplicity and user-friendliness.

**Highlights:** Simple calculator functionality, Customizable theme colors, Minimalist design, Streamlined user experience

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

**In-app purchases:** none


### 全能错题本

[App page](https://appshunter.io/ios/app/id1670314053)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续周卡，18元/周 | $2.99 | per 7 days |
| 连续月卡会员，28元/月 | $3.99 | per month |
| 48元/季度 | $6.99 | per 3 months |
| 168元/年 | $24.99 | per year |


## Frequently asked questions

### Is CalculatorPro free?

CalculatorPro is free to download, with no in-app purchases.

### Is 全能错题本 free?

全能错题本 is free to download, with in-app purchases available.

### Do CalculatorPro or 全能错题本 have ads?

Neither CalculatorPro nor 全能错题本 shows ads.

### Which is updated more often, CalculatorPro or 全能错题本?

CalculatorPro ships an update every 3 days, and 全能错题本 monthly. Most recently, CalculatorPro was updated on November 3, 2026 and 全能错题本 on October 30, 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.*