The HDM reading and listening experience is powered by Papertrell. Papertrell was born in 2013 to facilitate taking print content to a digital form that both delighted and engaged a digital audience. Leading publishers across the world use the Papertrell platform to go beyond simple digital replicas of print books to create truly interactive experiences that delight readers.
The platform says Powered by Papertrell. Who is Papertrell? Print
Modified on: Mon, 20 Jul, 2015 at 6:06 PM
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