EXHIBIT 32.1


                    CERTIFICATION OF CHIEF EXECUTIVE OFFICER
                                   PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

     I, Moshe BenBassat, 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 ClickSoftware Technologies Ltd. on Form 10-Q for the quarter ended
September 30, 2003 (the "Report") fully complies with the requirements of
Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that
information contained in the Report fairly presents in all material respects the
financial condition and results of operations of ClickSoftware Technologies Ltd.
This written statement is being furnished to the Securities and Exchange
Commission as an exhibit accompanying such Report and shall not be deemed filed
pursuant to the Securities Exchange Act of 1934.


Date: November 13, 2003          By:  /s/ Moshe Benbassat
                                     -------------------------------------------
                                     Name: Moshe BenBassat
                                     Title: Chairman and Chief Executive Officer


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