EXHIBIT 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors

ZAGG Inc:

We consent to the incorporation by reference in the registration statements (No. 333-228262) on Form S-3 and (Nos. 333-203892 and 333-187467) on Form S-8, of ZAGG Inc of our reports dated March 14, 2019, with respect to the consolidated balance sheets of ZAGG Inc and subsidiaries as of December 31, 2018 and 2017, the related consolidated statements of operations, comprehensive income (loss), equity, and cash flows for each of the years in the three-year period ended December 31, 2018, and the related notes, and the effectiveness of internal control over financial reporting as of December 31, 2018, which reports appear in the December 31, 2018 annual report on Form 10-K of ZAGG Inc.

Our report dated March 14, 2019, on the consolidated financial statements, refers to a change in the method of accounting for revenue from contracts with customers in 2018.

Our report dated March 14, 2019, on the effectiveness of internal control over financial reporting as of December 31, 2018, contains an explanatory paragraph that states that Gear4 HK Limited (Gear4), which was acquired during 2018, was excluded from management’s assessment of the effectiveness of internal control over financial reporting and our audit of internal control over financial reporting of the Company also excluded an evaluation of the internal control over financial reporting of Gear4.

/s/ KPMG LLP

Salt Lake City, Utah

March 14, 2019