> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.coupontools.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Which barcode formats do you support?

Coupontools can display 10 different barcode formats in mobile coupons for fast and easy validation. You can import your own barcode validation codes and our platform will display them in the barcode format which you prefer.

Coupontools can generate the following 1D and 2D barcode formats for mobile coupons:


### UPC-A
![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_1uurha.png)

### EAN8

![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_u7zd8i.png)

### EAN13

![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_vdf1f3.png)

### CODE39

![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_4xohw0.png)

### CODE128(GS1-128 EAN-128)

![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_1tnx248.png)

### GS1 DatabarNon Stacked

![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_1wx6dig.png)

### GS1 Databar Stacked

![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_15jzhzr.png)

### PDF417

![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_hpt680.png)

### QR-code

![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_1ha926a.png)

### Aztec

![](https://storage.crisp.chat/users/helpdesk/website/4c4cc617dc0a0c00/image_lgpjl6.png)