EXHIBIT 32.1

Certification of the Principal Executive Officer Pursuant to 18 U.S.C. Section 1350 as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, I, Howard Lerman, the Chief Executive Officer of Yext, Inc. (the “Company”), hereby certify, that, to my knowledge:

1.The annual report on Form 10-K for the year ended January 31, 2019 (the “Report”) of the Company 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 the Company.

[signature page follows]

-1-

Date: March 15, 2019

/s/ Howard Lerman

Name: Howard Lerman

Title: Chief Executive Officer

-2-