Now you can get Mnemonic MV Dusk for free.

Changelog:

• Now there's a second screen for the result for a better UI.
• Preparing the future set your own syntax option.
• Added a PayPal.me link to the information button.

The additional option to set your own syntax will be a future paid option.  
In the meantime you can still support  the development of the app through donations.

Thanks for downloading.