Afterward I got the following email:
Thanks for your interest in Inky.
You have successfully redeemed a promo code that entitles you to an extended free trial of Inky. Inky operates on a freemium monthly subscription model. An Inky subscription gets you access to all the great features of Inky on all your devices. You can learn more at http://inky.com
As a valued Windows 10 user, the promo code you redeemed is good for an extended 90-day free trial (starting now) to use Inky with email address ************@gmail.com, courtesy of Microsoft.
To get started, first download and install Inky, then add ************@gmail.com to a new or existing Inky account.
Download Inky
Note: Any Inky account setup to connect to this email account is covered by the trial and will receive premium access until the trial runs out. At that point, you may subscribe to a paid plan via https://store.inky.com.
We hope you enjoy Inky. Please visit http://inky.com/help to get help or provide feedback.
The Inky Team
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