Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

International Money Express, Inc.

Miami, Florida

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (File Nos. 333-232888 and 333-248902) and Form S-8 (File Nos. 333-233392 and 333-248563) of International Money Express, Inc. of our report dated March 15, 2021 relating to the consolidated financial statements and financial statement schedule, which appears in this Form 10-K.

/s/ BDO USA, LLP    

Miami, Florida

March 15, 2021