Exhibit 23.3

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of Smartsheet Inc.of our report dated March 31, 2020relating to the financial statements, which appears in Smartsheet Inc.’s Annual Report on Form 10-K for the year ended January 31, 2022.

/s/ PricewaterhouseCoopers LLP

Seattle, Washington

March 25, 2022