> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://bdk.crisp.help/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).

# How do I test the changes to my bubble app in native environment before deploying it to live

It's super easy to test your bubble app changes with BDK Native.

###### If you have purchased & received a build from us:

Please use [this guide](https://app.tango.us/app/workflow/Testing-the-version-test-of-your-bubble-app-45f870fb07814768bee2f69383d83ac3), and you'll be ready within a minute!

###### If you have not purchased a build yet: 

You can use the [Preview mode of bdk native app](https://bdk.crisp.help/en-us/article/what-is-the-preview-mode-and-how-do-i-use-it-8l6tbl/), with your testing environment (i.e. version-test) link as the preview url.