Demandware says 30 of its clients booked more than $100 million in online sales in 2015, up from 22 a year earlier.
The bookseller will announce the device on May 24.
Barnes & Noble Inc. plans to launch a new e-book reader May 24, the company disclosed in a U.S. Securities and Exchange Commission filing this week.
The bookseller already has two devices, the Nook and Nook Color. The Nook Color has a 7-inch touchscreen and retails at $249. The Nook, with a grayscale display, starts at $149.
The retailer did not disclose whether this new device will be an additional e-reader or a replacement. A Barnes & Noble spokeswoman says the company will not comment beyond the single sentence announcing the planned launch in the filing.
Barnes & Noble, No. 41 in the Internet Retailer Top 500 Guide, recently updated the Nook Color, enabling mobile apps and e-mail access, giving it functions similar to tablets.
By comparison, Apple Inc.’s iPad 2 has a 9.7-inch screen and starts at $499. Amazon Inc. Kindle e-readers range in price from $114 to $189 and feature a 6-inch display; the larger Kindle DX retails for $379 and has a 9.7-inch screen. Kindle and Kindle DX devices do not offer a color screen.