# Scientific Calc vs Quatuordecuple Calc

The clearest difference is price: Quatuordecuple Calc at Free against Scientific Calc's $1.99. Quatuordecuple Calc also leads on update cadence (every 2 weeks vs every 5 months) and iOS requirement (15.8.3 vs 26.0). Scientific Calc's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

Quatuordecuple Calc is free to download; Scientific Calc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scientific Calc ships an update every 5 months, Quatuordecuple Calc every 2 weeks. The most recent releases landed on November 1, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Scientific Calc | Quatuordecuple Calc |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/scientific-calc/id456710555/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 15 MB | 36 MB |
| Requires iOS | 26.0 | **15.8.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hannes Sverrisson](https://appshunter.io/developer/428851947) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Scientific Calc

[App page](https://appshunter.io/ios/app/scientific-calc/id456710555)

This utility app provides advanced scientific calculation functions with an intuitive interface. It offers easy access to functions via swiping and large, uncluttered buttons for faster, more reliable calculations. Customize your experience with background options and enjoy extended accuracy for complex computations.

**Highlights:** Swipe-based access to scientific functions, Large, uncluttered buttons, Backspace key for corrections, Copy and paste functionality, Customizable background and display, Extended accuracy calculations

**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 Scientific Calc free?

Scientific Calc costs $1.99, with no in-app purchases.

### Is Quatuordecuple Calc free?

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

### Do Scientific Calc or Quatuordecuple Calc have ads?

Quatuordecuple Calc shows ads; Scientific Calc does not.

### Which is updated more often, Scientific Calc or Quatuordecuple Calc?

Scientific Calc ships an update every 5 months, and Quatuordecuple Calc every 2 weeks. Most recently, Scientific Calc was updated on November 1, 2026 and Quatuordecuple Calc on November 8, 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.*