If you want the full version and license for commercial use,
you can purchase here :

https://fontkong.com/product/christaline/

File Font Version : 

1. Christaline.otf
2. Christaline.ttf
3. Christaline.woff
4. Christaline Italic.otf
5. Christaline Italic.ttf
6. Christaline Italic.woff