UNITED STATES
                             WASHINGTON, D.C. 20549

                        REPORT OF FOREIGN PRIVATE ISSUER

                      PURSUANT TO RULE 13a-16 or 15d-16 OF
                       THE SECURITIES EXCHANGE ACT OF 1934

                         For the month of September 2003

                             Commtouch Software Ltd.
                 (Translation of registrant's name into English)

                                1A Hazoran Street
                      Poleg Industrial Park, P.O. Box 8511
                              Netanya 42504, Israel
                    (Address of principal executive offices)

      Indicate by check mark  whether the  registrant  files or will file annual
reports under cover of Form 20-F or Form 40-F.

                   Form 20-F |X|         Form 40-F |_|

      Indicate  by  check  mark  whether  the   registrant  by  furnishing   the
information contained in this Form is also thereby furnishing the information to
the Commission  pursuant to Rule 12g3-2(b) under the Securities  Exchange Act of

                   Yes  |_|               No  |X|

                             COMMTOUCH SOFTWARE LTD.
                                    FORM 6-K

Forward-Looking Statements

This  Report  on  Form  6-K  contains  forward-looking   statements,   including
projections  about our  business,  within  the  meaning  of  Section  27A of the
Securities Act of 1933 and Section 21E of the  Securities  Exchange Act of 1934.
For example, statements in the future tense, and statements including words such
as "expect," "plan,"  "estimate,"  anticipate," or "believe" are forward-looking
statements.  These  statements are based on  information  available to us at the
time of the  Report;  we  assume  no  obligation  to  update  any of  them.  The
statements in this Report are not  guarantees of future  performance  and actual
results could differ  materially  from our current  expectations  as a result of
numerous factors,  including business  conditions and growth or deterioration in
our  market,  commerce  and  the  general  economy  both  domestic  as  well  as
international;  fewer  than  expected  new-partner  relationships;   competitive
factors including pricing pressures;  technological  developments,  and products
offered by  competitors;  availability  of qualified  staff for  expansion;  and
technological  difficulties and resource  constraints  encountered in developing
new products as well as those risks described in the company's Annual Reports on
Form 20-F and reports on Form 6-K, which are available through

Stock Sale Plan

      On or about September 3, 2003,  Nahum  Sharfman,  a member of the Board of
Directors of Commtouch, entered into the Stock Sale Plan attached to this Report
on Form 6-K as Exhibit 1.

Information Incorporated by Reference

      The  information in this Report on Form 6-K is  incorporated  by reference
into all  Registration  Statements  which we have filed or which we will file in
the future  under the  Securities  Act of 1933,  as amended,  which  permit such
reports to be so incorporated.



      Pursuant to the  requirements of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned, thereunto duly authorized.

                                                  COMMTOUCH SOFTWARE LTD.

Date: September 23, 2003                          /s/ Devyani Patel
                                                      Devyani Patel
                                                       VP Finance


                                  Exhibit Index

Exhibit Number              Description of Exhibit

1                           Stock Sale Plan of September 3, 2003