EXHIBIT 32.2

                            CERTIFICATION PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
                            (18 U.S.C. SECTION 1350)

I, Michael Eggers, Senior Vice President, Chief Financial Officer and Treasurer
of RealNetworks, Inc., certify, pursuant to 18 U.S.C. Section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the Quarterly
Report of RealNetworks, Inc. on Form 10-Q for the fiscal quarter ended June 30,
2006 fully complies with the requirements of Section 13(a) or 15(d) of the
Securities Exchange Act of 1934 and that information contained in such Quarterly
Report on Form 10-Q fairly presents in all material respects the financial
condition and results of operations of RealNetworks, Inc.

Date: August 8, 2006

                            By: /s/ Michael Eggers
                                ------------------------------------------------
                            Name:   Michael Eggers
                            Title:  Senior Vice President, Chief
                                    Financial officer and Treasurer
                                    (Principal Financial and Accounting Officer)

A signed original of this written statement required by Section 906 has been
provided to RealNetworks, Inc. and will be retained by RealNetworks, Inc. and
furnished to the Securities and Exchange Commission or its staff upon request.