# ISC NIRScan vs Letz Park+

The clearest difference is device support: ISC NIRScan at 3 against Letz Park+'s 1. ISC NIRScan also leads on iOS requirement (12.0 vs 26.0). On price, update cadence, ads 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.

ISC NIRScan ships an update every 2 months, Letz Park+ monthly. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | ISC NIRScan | Letz Park+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 38 MB | 7 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [He Yi Hsieh](https://appshunter.io/developer/1081259026) | [Nathan Francis Jacky Wilcke](https://appshunter.io/developer/1809548757) |

## What reviewers say

### ISC NIRScan

[App page](https://appshunter.io/ios/app/isc-nirscan/id1414155482)

**Features:** macOS Compatibility

**In-app purchases:** none


### Letz Park+

[App page](https://appshunter.io/ios/app/letz-park-plus/id6744848610)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISC NIRScan free?

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

### Is Letz Park+ free?

Letz Park+ is free to download, with no in-app purchases.

### Do ISC NIRScan or Letz Park+ have ads?

Neither ISC NIRScan nor Letz Park+ shows ads.

### Which is updated more often, ISC NIRScan or Letz Park+?

ISC NIRScan ships an update every 2 months, and Letz Park+ monthly. Most recently, ISC NIRScan was updated on October 2, 2026 and Letz Park+ on October 3, 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.*