EXHIBIT 23.3

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Registration Statement of Unify Corporation on Form S-8 of our report (which report expresses an unqualified opinion and contains an explanatory paragraph relating to substantial doubt about the Company’s ability to continue as a going concern) dated May 23, 2002, appearing in the Annual Report on Form 10-K of Unify Corporation for the year ended April 30, 2002.

/s/ Deloitte & Touche LLP

DELOITTE & TOUCHE LLP

San Jose, California

November 19, 2004