CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
To the Audit Committee
As independent registered public accountants, we hereby consent to the incorporation by reference of our report dated March 15, 2023, contained in this annual report on Form 10-K with respect to the consolidated financial statements of VolitionRx Limited, in its registration statements on Form S-3 (Registration Statement Nos. 333-195213, 333-227248, 333-227731, 333-236335 and 333-259783) and its registration statements on Form S-8 (Registration Statement Nos. 333-208512, 333-214118, 333-221054, 333-227565, 333-236336, 333-258133 and 333-267692).
/s/ Sadler, Gibb & Associates, LLC
Sadler, Gibb & Associates, LLC
March 15, 2023