# ReferBird vs PromoKit

The clearest difference is in-app purchases: ReferBird at none against PromoKit's 1. ReferBird also leads on iOS requirement (12.0 vs 18.0). PromoKit's advantage is device support. On price there is nothing between them.

Both are free to download. PromoKit sells 1 one-off in-app purchase. ReferBird asks for nothing beyond the download.

## The numbers

| Metric | ReferBird | PromoKit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Daily |
| Size | 41 MB | 19 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [REFERBIRD INC](https://appshunter.io/developer/1730435309) | [Jan Armbrust](https://appshunter.io/developer/1508721475) |

## What reviewers say

### ReferBird

[App page](https://appshunter.io/ios/app/referbird/id6477770475)

**In-app purchases:** none


### PromoKit

[App page](https://appshunter.io/ios/app/promokit/id6739035369)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $2.99 | one-time |


## Frequently asked questions

### Is ReferBird free?

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

### Is PromoKit free?

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

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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.*