# NDC Library vs NanoTubAR

The clearest difference is update cadence: NDC Library at every 2 months against NanoTubAR's every 59 months. NDC Library also leads on iOS requirement (12.0 vs 18.6). 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.

NDC Library ships an update every 2 months, NanoTubAR every 59 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | NDC Library | NanoTubAR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 59 months |
| Size | 24 MB | 121 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Refread Solutions Private Limited](https://appshunter.io/developer/1495104123) | [MD. USE INNOVATIONS SL](https://appshunter.io/developer/1292343455) |

## What reviewers say

### NDC Library

[App page](https://appshunter.io/ios/app/ndc-library/id1498650441)

**Features:** macOS Compatibility

**In-app purchases:** none


### NanoTubAR

[App page](https://appshunter.io/ios/app/nanotubar/id1549708302)

**In-app purchases:** none


## Frequently asked questions

### Is NDC Library free?

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

### Is NanoTubAR free?

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

### Do NDC Library or NanoTubAR have ads?

Neither NDC Library nor NanoTubAR shows ads.

### Which is updated more often, NDC Library or NanoTubAR?

NDC Library ships an update every 2 months, and NanoTubAR every 59 months. Most recently, NDC Library was updated on October 7, 2026 and NanoTubAR on October 11, 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.*