Amplitude Results Presentation Deck

A GAAP Cash Flows from Operations to Free Cash Flow © 2021 Amplitude Inc. All rights reserved. Net cash used in operating activities Less: Purchases of property and equipment Capitalization of internal-use software costs Free cash flow Net cash used in operating activities margin Non-GAAP adjustments Free cash flow margin Three Months Ended June 30, 2021 2020 $ $ (5,061) S (405) (350) (5,816) S (12.9%) (1.9%) (14.8%) (7,188) (79) (409) (7,676) (30.3%) (2.1%) (32.4%) ¹ Margin represents percentage of GAAP revenue 20

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