How much does Portal Knights cost on mobile?

At launch, 4.99 GBP, 4.99 USD, 5.49 EUR, 6.99 CAD, 7.99 AUD, 7.49 NZD, 379.00 RUB, 17.99 SAR, 79.99 ZAR, 17.99 AED. 

The game is also available in other countries. 

Note: For Google Play, the prices above exclude tax.