Exhibit 23.01

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CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

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We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-257792, 333-233070, 333-202455, 333-180324, 333-167533, 333-159211, 333-149281, 333-141660, 333-133332, 333-112728, 333-109809, and 333-102509) of PDF Solutions, Inc. of our reports dated March 1, 2022 relating to the consolidated financial statements and internal control over financial reporting which appear in this Annual Report on Form 10-K.

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/s/ BPM LLP

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San Jose, California

March 1, 2022