Exhibit 32.2

CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER

PURSUANT TO 18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Robert Bertz, 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 Annual Report of Marin Software Incorporated on Form 10-K/A for the fiscal year ended December 31, 2023 (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 results of operations of Marin Software Incorporated for the periods presented therein.

Date: March 6, 2024	By:	/s/ Robert Bertz
		Robert Bertz
		Chief Financial Officer
		(Principal Financial Officer and Principal Accounting Officer)