# Nanotech vs Gerber Viewer

The clearest difference is in-app purchases: Nanotech at none against Gerber Viewer's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Gerber Viewer sells 3 in-app purchases, starting at $2.99 per 7 days. Nanotech asks for nothing beyond the download.

## The numbers

| Metric | Nanotech | Gerber Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nanotech/id6448310023/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 13 MB | 49 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [MH&W International Corporation](https://appshunter.io/developer/1684337989) | [CODIGITAL SOLUTIONS](https://appshunter.io/developer/1829802387) |

## What reviewers say

### Nanotech

[App page](https://appshunter.io/ios/app/nanotech/id6448310023)

This tool helps select common mode cores to prevent motor bearing failures and protect electrical grids from VFD-generated noise. It also features a calculator for maximum allowable bearing current.

**Highlights:** Common mode core selector, Kit selection, Motor bearing failure prevention, VFD EMC noise protection, Maximum allowable bearing current calculator

**Features:** macOS Compatibility

**In-app purchases:** none


### Gerber Viewer

[App page](https://appshunter.io/ios/app/gerber-viewer-open-pcb/id6791391835)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access | $2.99 | per 7 days |
| Pro Access | $4.99 | per month |
| Pro Access | $19.99 | per year |


## Frequently asked questions

### Is Nanotech free?

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

### Is Gerber Viewer free?

Gerber Viewer is free to download, with in-app purchases available.

### Do Nanotech or Gerber Viewer have ads?

Neither Nanotech nor Gerber Viewer shows ads.

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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.*