# NIRScan Nano vs ADHDO Tasks

The clearest difference is in-app purchases: NIRScan Nano at none against ADHDO Tasks's 2. NIRScan Nano also leads on ads (none vs shown) and iOS requirement (9.0 vs 15.1). ADHDO Tasks's advantage is update cadence (every 3 days vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. ADHDO Tasks sells 2 in-app purchases, starting at $1.99 per month. NIRScan Nano asks for nothing beyond the download.

NIRScan Nano ships an update every 5 weeks, ADHDO Tasks every 3 days. Both last shipped on October 5, 2026.

## The numbers

| Metric | NIRScan Nano | ADHDO Tasks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/nirscan-nano/id999810838/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 19 MB | 55 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KS Technologies](https://appshunter.io/developer/423792118) | [Tim Kroemer](https://appshunter.io/developer/1886786872) |

## What reviewers say

### NIRScan Nano

[App page](https://appshunter.io/ios/app/nirscan-nano/id999810838)

Connect to the Texas Instruments NIRScan Nano spectroscopy module via Bluetooth to perform NIR scans. View and store reflectance, absorption, and intensity data, and optimize scans with pre-set configurations.

**Highlights:** Perform NIR spectroscopy scans (900-1700nm), View Reflectance, Absorption, and Intensity data, Store and share raw data as CSV files, Select pre-stored Scan Configurations, Connect via Bluetooth Low Energy

**Features:** macOS Compatibility

**In-app purchases:** none


### ADHDO Tasks

[App page](https://appshunter.io/ios/app/adhdo-tasks/id6760918200)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $17.99 | per year |


## Frequently asked questions

### Is NIRScan Nano free?

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

### Is ADHDO Tasks free?

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

### Do NIRScan Nano or ADHDO Tasks have ads?

ADHDO Tasks shows ads; NIRScan Nano does not.

### Which is updated more often, NIRScan Nano or ADHDO Tasks?

NIRScan Nano ships an update every 5 weeks, and ADHDO Tasks every 3 days. Most recently, NIRScan Nano was updated on October 5, 2026 and ADHDO Tasks on October 5, 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.*