# NIRLab vs Smart Seal

The clearest difference is update cadence: NIRLab at every 2 weeks against Smart Seal's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

NIRLab ships an update every 2 weeks, Smart Seal every 2 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | NIRLab | Smart Seal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nirlab/id1593193933/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 112 MB | 47 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [NIRLAB Forensics Sarl](https://appshunter.io/developer/1590334637) | [Soveaddh Pech](https://appshunter.io/developer/1531939313) |

## What reviewers say

### NIRLab

[App page](https://appshunter.io/ios/app/nirlab/id1593193933)

Instantly identify substances using near-infrared spectra. This app is part of a comprehensive data management system for field-based analysis. A compatible infrared spectrometer is necessary for data acquisition.

**Highlights:** Instant substance identification, Near-infrared spectra analysis, Field data acquisition, Complete data management ecosystem, Quality monitoring

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

**In-app purchases:** none


### Smart Seal

[App page](https://appshunter.io/ios/app/smart-seal/id6478695084)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NIRLab free?

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

### Is Smart Seal free?

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

### Do NIRLab or Smart Seal have ads?

Neither NIRLab nor Smart Seal shows ads.

### Which is updated more often, NIRLab or Smart Seal?

NIRLab ships an update every 2 weeks, and Smart Seal every 2 months. Most recently, NIRLab was updated on October 27, 2026 and Smart Seal on October 27, 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.*