# Spiralite Duct Sizer vs Emko

The clearest difference is in-app purchases: Spiralite Duct Sizer at none against Emko's 2. Spiralite Duct Sizer also leads on iOS requirement (10.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Emko sells 2 in-app purchases, starting at $1.99 per month. Spiralite Duct Sizer asks for nothing beyond the download.

## The numbers

| Metric | Spiralite Duct Sizer | Emko |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Size | 55 MB | 30 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Khansaheb Industries Owned By Khansaheb Investment One Person CO LLC](https://appshunter.io/developer/1638720745) | [CODEUPP](https://appshunter.io/developer/1507385586) |

## What reviewers say

### Spiralite Duct Sizer

[App page](https://appshunter.io/ios/app/spiralite-duct-sizer/id1638720743)

**Features:** macOS Compatibility

**In-app purchases:** none


### Emko

[App page](https://appshunter.io/ios/app/emko-isometric-pipefitter/id6471570117)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mesačné | $1.99 | per month |
| Ročné | $17.99 | per year |


## Frequently asked questions

### Is Spiralite Duct Sizer free?

Spiralite Duct Sizer is free to download, with no in-app purchases.

### Is Emko free?

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

### Do Spiralite Duct Sizer or Emko have ads?

Neither Spiralite Duct Sizer nor Emko 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.*