# Smart Calculator vs Quatuordecuple Calc

The clearest difference is update cadence: Quatuordecuple Calc at every 2 weeks against Smart Calculator's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Smart Calculator ships an update every 5 weeks, Quatuordecuple Calc every 2 weeks. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Smart Calculator | Quatuordecuple Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (23 ratings)](https://appshunter.io/ios/app/smart-calculator-smartcalc/id1474061594/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 9 MB | 36 MB |
| Requires iOS | **15.0** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takao Ichimura](https://appshunter.io/developer/1474061593) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Smart Calculator

[App page](https://appshunter.io/ios/app/smart-calculator-smartcalc/id1474061594)

This calculator app displays all input numbers and calculation history, allowing users to easily review and edit previous entries. It offers a large, four-line display for clear visibility and includes set memory in addition to independent memory.

**Highlights:** Four-line display, Editable input numbers, Calculation history recall, Set memory, Independent memory, Decimal separator support

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

**In-app purchases:** none


### Quatuordecuple Calc

[App page](https://appshunter.io/ios/app/quatuordecuple-calc/id6742386184)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Calculator free?

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

### Is Quatuordecuple Calc free?

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

### Do Smart Calculator or Quatuordecuple Calc have ads?

Both Smart Calculator and Quatuordecuple Calc show ads.

### Which is updated more often, Smart Calculator or Quatuordecuple Calc?

Smart Calculator ships an update every 5 weeks, and Quatuordecuple Calc every 2 weeks. Most recently, Smart Calculator was updated on October 26, 2026 and Quatuordecuple Calc on October 25, 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.*