# Mr PRENO vs iD Scan by Slope

Mr PRENO and iD Scan by Slope are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Mr PRENO ships an update every 3 months, iD Scan by Slope every 4 months. The most recent releases landed on October 29, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Mr PRENO | iD Scan by Slope |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | — | Free |
| Size | 18 MB | 43 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TITANKA SPA](https://appshunter.io/developer/547935712) | [Slope srl](https://appshunter.io/developer/1282049757) |

## What reviewers say

### Mr PRENO

[App page](https://appshunter.io/ios/app/mr-preno/id1431836249)

**Features:** macOS Compatibility

**In-app purchases:** none


### iD Scan by Slope

[App page](https://appshunter.io/ios/app/id-scan-by-slope/id1499483621)

This app transforms your smartphone into a portable ID scanner, making guest check-ins faster and more efficient. It eliminates manual data entry, providing instant and accurate information retrieval. Ideal for front desk operations, it simplifies the process of reading identification documents.

**Highlights:** Scan identification documents, Reduce guest check-in time, Eliminate manual data entry, Intuitive and easy-to-use design, Instant data detection, Compatible with phones and tablets

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

**In-app purchases:** none


## Frequently asked questions

### Is Mr PRENO free?

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

### Is iD Scan by Slope free?

iD Scan by Slope is free to download, with no in-app purchases.

### Do Mr PRENO or iD Scan by Slope have ads?

Neither Mr PRENO nor iD Scan by Slope shows ads.

### Which is updated more often, Mr PRENO or iD Scan by Slope?

Mr PRENO ships an update every 3 months, and iD Scan by Slope every 4 months. Most recently, Mr PRENO was updated on October 29, 2026 and iD Scan by Slope on October 15, 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.*