From their announcement of acqusition:
 <a href="http:&#x2F;&#x2F;blog.sunrise.am&#x2F;post&#x2F;110577824529&#x2F;sunrise-microsoft" rel="nofollow">http:&#x2F;&#x2F;blog.sunrise.am&#x2F;post&#x2F;110577824529&#x2F;sunrise-microsoft</a><p>&gt; Today, we’re excited to announce that Sunrise is joining Microsoft. For Sunrise, this is just the beginning.<p>&gt; Sunrise will remain free and available for iPhone, iPad, Mac, Android and Desktop – we’re not going anywhere.