Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos. 333-264077 and 333-264074 on Form S-3 and Registration Statement Nos. 333-254375, 333-254377, 333-263055 and 333-270015 on Form S-8 of our reports dated February 21, 2024, relating to the financial statements of Olo Inc., and the effectiveness of Olo Inc.’s internal control over financial reporting appearing in this Annual Report on Form 10-K for the year ended December 31, 2023.

/s/ Deloitte & Touche LLP

New York, New York

February 21, 2024