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 BIO-key International, Inc. (the “Company”) on Form 10-KSB for the period ending December 31, 2005, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Thomas J. Colatosti, Co-Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 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 result of operations of the Company.

BIO-kEY INTERNATIONAL, INC.
By:	/s/ THOMAS J. COLATOSTI
	Thomas J. Colatosti
	Co - Chief Executive Officer
Date: April 11, 2006