# Scientific Calculator vs QR Dess Code

The clearest difference is in-app purchases: QR Dess Code at none against Scientific Calculator's 4. Scientific Calculator's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Scientific Calculator sells 4 in-app purchases, starting at $0.99 per month. QR Dess Code asks for nothing beyond the download.

Scientific Calculator ships an update monthly, QR Dess Code fortnightly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Scientific Calculator | QR Dess Code |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (17 ratings)](https://appshunter.io/ios/app/scientific-calculator-calcon/id1582182462/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 80 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stage Coding](https://appshunter.io/developer/1637068135) | [Antoine DESSERE](https://appshunter.io/developer/1870534821) |

## What reviewers say

### Scientific Calculator

[App page](https://appshunter.io/ios/app/scientific-calculator-calcon/id1582182462)

This comprehensive utility app offers a powerful calculator and converter for everyday problems. It features a scientific calculator, over 150 specialized calculators, and unit/currency converters with offline capabilities. Users can also create custom calculators through a drag-and-drop interface.

**Highlights:** Scientific and simple calculator layouts, Over 150 specialized calculators, Unit and currency conversion, Offline currency converter, Drag-and-drop custom calculator creation, Step-by-step calculation solutions, Function graphing

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $0.99 | per month |
| Monthly subscription | $0.99 | per month |
| Annual subscription | $4.99 | per year |
| Annual subscription | $4.99 | per year |


### QR Dess Code

[App page](https://appshunter.io/ios/app/qr-dess-code/id6758045077)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Scientific Calculator free?

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

### Is QR Dess Code free?

QR Dess Code is free to download, with no in-app purchases.

### Do Scientific Calculator or QR Dess Code have ads?

Neither Scientific Calculator nor QR Dess Code shows ads.

### Which is updated more often, Scientific Calculator or QR Dess Code?

Scientific Calculator ships an update monthly, and QR Dess Code fortnightly. Most recently, Scientific Calculator was updated on November 3, 2026 and QR Dess Code on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*