Exhibit 23.1 [LOGO] Mendlowitz Weitsen, LLP, CPAs K2 Brier Hill Court, East Brunswick, NJ 08816-3341 Tel: 732.613.9700 Fax: 732.613.9705 E-mail: mw@MWLLP.com www.mwllp.com CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement of iVoice Technology, Inc. on Form SB-2 dated November 18, 2004, of our report dated November 11, 2004 (which report expresses an unqualified opinion and includes an explanatory paragraph relating to the Company's ability to continue as a going concern) for the years ended December 31, 2003 and 2002. /s/ Mendlowitz Weitsen, LLP ---------------------------------- MENDLOWITZ WEITSEN, LLP East Brunswick, New Jersey November 18, 2004