Realnetworks (RNWK) 10-K 2014 FY Annual report

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors

RealNetworks, Inc.:

We consent to the incorporation by reference in the registration statements (No. 333‑114088) on Form S-3 and (Nos. 333-63333, 333-12844, 333-42579, 333-147279, 333-172871 and 333-199898) on Form S-8 of RealNetworks, Inc. of our reports dated February 25, 2015, with respect to the consolidated balance sheets of RealNetworks, Inc. as of December 31, 2014 and 2013, and the related consolidated statements of operations and comprehensive income (loss), shareholders’ equity, and cash flows for each of the years in the three-year period ended December 31, 2014, and the effectiveness of internal control over financial reporting as of December 31, 2014, which reports appear in the December 31, 2014 annual report on Form 10‑K of RealNetworks, Inc.

/s/ KPMG LLP

Seattle, Washington

February 25, 2015