Form: F-1

Registration statement for securities of certain foreign private issuers

April 15, 2021

Exhibit 21.1
LIST OF SUBSIDIARIES
Company Name Jurisdiction of Incorporation
Similarweb Inc. Delaware
Similarweb UK Ltd. United Kingdom
Similarweb Japan K.K. Japan
Similarweb Australia Pty Ltd. Australia
Similarweb Germany Gmbh Germany
Similarweb France SAS France