# QuickScan vs SimpleCalc.

The clearest difference is ads: SimpleCalc. at none against QuickScan's shown. SimpleCalc. also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.0). QuickScan's advantage is update cadence (monthly vs every 7 months). On price and in-app purchases there is nothing between them.

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

QuickScan ships an update monthly, SimpleCalc. every 7 months. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | QuickScan | SimpleCalc. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 7 months |
| Size | 11 MB | 16 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Sourav Mishra](https://appshunter.io/developer/1574327914) | [Romain Rousseau](https://appshunter.io/developer/1645997193) |

## What reviewers say

### QuickScan

[App page](https://appshunter.io/ios/app/quickscan-document-and-qr-code/id1574327912)

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

**In-app purchases:** none


### SimpleCalc.

[App page](https://appshunter.io/ios/app/simplecalc/id6447461450)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is QuickScan free?

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

### Is SimpleCalc. free?

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

### Do QuickScan or SimpleCalc. have ads?

QuickScan shows ads; SimpleCalc. does not.

### Which is updated more often, QuickScan or SimpleCalc.?

QuickScan ships an update monthly, and SimpleCalc. every 7 months. Most recently, QuickScan was updated on September 28, 2026 and SimpleCalc. on October 2, 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.*