# Smart Calculator· vs ChatGPro

The clearest difference is in-app purchases: Smart Calculator· at none against ChatGPro's 4. Smart Calculator· also leads on ads (none vs shown). ChatGPro's advantage is update cadence (monthly vs every 7 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ChatGPro sells 4 one-off in-app purchases. Smart Calculator· asks for nothing beyond the download.

Smart Calculator· ships an update every 7 months, ChatGPro monthly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Smart Calculator· | ChatGPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/smart-calculator/id6480170210/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | Free | — |
| Size | 4 MB | 98 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [瑞媚 杨](https://appshunter.io/developer/1731046721) | [Jun Chen](https://appshunter.io/developer/1138137010) |

## What reviewers say

### Smart Calculator·

[App page](https://appshunter.io/ios/app/smart-calculator/id6480170210)

This app offers a comprehensive suite of mathematical calculation tools, from basic arithmetic to advanced calculus and matrix operations. It also includes unit conversions and saves your calculation history for easy review. Personalize your experience with themes and night mode.

**Highlights:** Comprehensive calculation functions, Advanced mathematical operations, Unit conversion, Calculation history, Personalized themes and night mode

**Features:** macOS Compatibility

**In-app purchases:** none


### ChatGPro

[App page](https://appshunter.io/ios/app/chatgpro-ai/id6752632250)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 120 积分 | $0.99 | one-time |
| 680 积分 | $3.99 | one-time |
| 1600 积分 | $9.99 | one-time |
| 3300 积分 | $19.99 | one-time |


## Frequently asked questions

### Is Smart Calculator· free?

Smart Calculator· is free to download, with no in-app purchases.

### Is ChatGPro free?

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

### Do Smart Calculator· or ChatGPro have ads?

ChatGPro shows ads; Smart Calculator· does not.

### Which is updated more often, Smart Calculator· or ChatGPro?

Smart Calculator· ships an update every 7 months, and ChatGPro monthly. Most recently, Smart Calculator· was updated on November 4, 2026 and ChatGPro 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.*