# QuickScanner vs ESCalc Scientific Calculator

The clearest difference is in-app purchases: ESCalc Scientific Calculator at none against QuickScanner's 2. ESCalc Scientific Calculator also leads on ads (none vs shown) and update cadence (every 5 days vs every 2 months). QuickScanner's advantage is device support (4 vs 1) and iOS requirement (13.0 vs 16.0). On price there is nothing between them.

Both are free to download. QuickScanner sells 2 in-app purchases, starting at $0.99 per year. ESCalc Scientific Calculator asks for nothing beyond the download.

QuickScanner ships an update every 2 months, ESCalc Scientific Calculator every 5 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | QuickScanner | ESCalc Scientific Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 150 MB | 26 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KAZUHIRO KAKIMOTO](https://appshunter.io/developer/1378277306) | [Masamori Endo](https://appshunter.io/developer/6798053477) |

## What reviewers say

### QuickScanner

[App page](https://appshunter.io/ios/app/quickscanner-ocrqrbarcode/id1489089895)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - Annual | $0.99 | per year |
| Pro - Lifetime | $4.99 | one-time |


### ESCalc Scientific Calculator

[App page](https://appshunter.io/ios/app/escalc-scientific-calculator/id6798053475)

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

**In-app purchases:** none


## Frequently asked questions

### Is QuickScanner free?

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

### Is ESCalc Scientific Calculator free?

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

### Do QuickScanner or ESCalc Scientific Calculator have ads?

QuickScanner shows ads; ESCalc Scientific Calculator does not.

### Which is updated more often, QuickScanner or ESCalc Scientific Calculator?

QuickScanner ships an update every 2 months, and ESCalc Scientific Calculator every 5 days. Most recently, QuickScanner was updated on October 25, 2026 and ESCalc Scientific Calculator on October 31, 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.*