Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

i3 Verticals, Inc.  

Nashville, Tennessee 

We consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated November 23, 2020, relating to the consolidated financial statements of i3 Verticals, Inc. and subsidiaries, appearing in the Annual Report on Form 10-K of i3 Verticals, Inc. for the year ended September 30, 2020. We also consent to the reference to us under the heading "Experts" in such Registration Statement.

/s/ Deloitte & Touche LLP

Nashville, Tennessee

August 20, 2021