# 6iHerb vs Sigma  | سيجما

The clearest difference is ads: 6iHerb at none against Sigma  | سيجما's shown. 6iHerb also leads on iOS requirement (12.1 vs 15.0). On price, 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.

## The numbers

| Metric | 6iHerb | Sigma  | سيجما |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Size | 66 MB | 97 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ultra Medical Hub DWC-LLC](https://appshunter.io/developer/1711930665) | [Sigma online App](https://appshunter.io/developer/1843420542) |

## What reviewers say

### 6iHerb

[App page](https://appshunter.io/ios/app/6iherb/id6469416877)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sigma  | سيجما

[App page](https://appshunter.io/ios/app/sigma/id6753346595)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 6iHerb free?

6iHerb is free to download, with no in-app purchases.

### Is Sigma  | سيجما free?

Sigma  | سيجما is free to download, with no in-app purchases.

### Do 6iHerb or Sigma  | سيجما have ads?

Sigma  | سيجما shows ads; 6iHerb does not.

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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.*