Interactive Intelligence 10-K 2005 FY Annual report

EXHIBIT 32.2

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED

PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Annual Report of Interactive Intelligence, Inc. (the "Company") on Form 10-K for the period ending December 31, 2005 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Stephen R. Head, Chief Financial Officer, Vice President of Finance and Administration, Secretary and Treasurer of the Company, certify, pursuant to 18 U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the Sarbanes-Oxley Act of 2002, that:

(1)The Report fully  complies with the  requirements  of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2)The  information  contained  in the  Report  fairly  presents,  in all material respects, the financial condition and results of operations of the Company.

/s/ Stephen R. Head

Stephen R. Head

Chief Financial Officer, Vice President of Finance and Administration, Secretary and Treasurer

(Principal Financial Officer and Principal Accounting Officer)

March 29, 2006