# Smart vs Graphing Calculator Pro.

The clearest difference is in-app purchases: Smart at none against Graphing Calculator Pro.'s 1. Smart also leads on iOS requirement (12.4 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Graphing Calculator Pro. sells 1 one-off in-app purchase. Smart asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 12 months. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Smart | Graphing Calculator Pro. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/smart-calc/id1608259008/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | Every 12 months |
| Monetization | Free | — |
| Size | 11 MB | 40 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xegai Hadgu](https://appshunter.io/developer/1602939405) | [Nanjibhai Gorasiya](https://appshunter.io/developer/1834066312) |

## What reviewers say

### Smart

[App page](https://appshunter.io/ios/app/smart-calc/id1608259008)

This app offers a comprehensive suite of calculation tools, from basic arithmetic to advanced scientific and geometric computations. Users can customize settings like lighting and sound effects for a personalized experience.

**Highlights:** Basic arithmetic operations, Advanced scientific calculations, Complex trigonometric functions, Geometry calculations for shapes, Customizable lighting and sound effects

**In-app purchases:** none


### Graphing Calculator Pro.

[App page](https://appshunter.io/ios/app/graphing-calculator-pro/id6755170087)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $9.99 | one-time |


## Frequently asked questions

### Is Smart free?

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

### Is Graphing Calculator Pro. free?

Graphing Calculator Pro. is free to download, with in-app purchases available.

### Do Smart or Graphing Calculator Pro. have ads?

Neither Smart nor Graphing Calculator Pro. shows ads.

### Which is updated more often, Smart or Graphing Calculator Pro.?

Smart ships an update every 12 months, and Graphing Calculator Pro. every 12 months. Most recently, Smart was updated on October 21, 2026 and Graphing Calculator Pro. on October 28, 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.*