ironSource Results Presentation Deck

Q2 22 INVESTOR PRESENTATION Reconciliation of GAAP to Non-GAAP financials ($K), (Unaudited) From continuing operations, net of income taxes to Adjusted EBITDA GAAP income from continuing operations, net of income taxes Add: Financial expenses, net Income taxes Share-based compensation expense Depreciation and amortization Assets Impairment Fair value adjustment of a contingent consideration Acquisition-related costs Offering costs Adjusted EBITDA ES ironSource Q3 '20 Q4 '20 Q1 '21 19,886 434 3,256 2,250 4,091 17,320 10,244 1,771 3,852 5,005 4,628 1,029 3,622 16,810 5,343 1,040 QUARTER Q2 '21 10,004 18,768 977 Q3 '21 Q4 '21 Q1 ¹22 5,262 455 55 (57) 4,581 7,077 20,664 20,327 20,714 24,385 5,874 6,211 6,690 13,735 959 1,459 2,755 29,917 32,576 39,547 45,991 50,901 20,805 13,772 12,726 2,033 346 57,262 2,668 Q2 ¹22 3,904 (1,224) (3,871) 27,411 17,389 3,591 YEAR FY 2019 FY 2020 FY 2021 32,718 58,809 2,741 121 4,381 (1,470) 59,821 7,843 10,896 20,542 15,329 12,596 78,515 17,172 16,858 24,118 2,004 4,487 4,214 58,810 56,022 74,454 103,540 193,701

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