Sinch Results Presentation Deck

Fourth quarter highlights 01 Strengthened position as global leader in CPaaS • Net sales growing 74%, Gross profit 69% and Adj EBITDA 25% Adjusted EBITDA of SEK 471m and operating cash flow of SEK 462m ● Transformative acquisitions positioning Sinch as the leading profitable CPaaS company • Full year proforma Net sales at SEK 23.1bn with GP at SEK 7.7bn 02 Factors affecting organic earnings growth ● ● ● ● Strong comparison quarter Minimum commitments to a multinational mobile operator, in combination with low traffic volume, had a 5% (SEK 34m) negative effect on Gross profit in Q4 Bad debt relating to one customer added SEK 37m to Opex in Q4 Continued effect of previously communicated price adjustments 03 Focus areas for 2022 ● Capitalizing on strong market position to drive growth • Cost control in Messaging and group functions to ensure that costs do not grow faster than Gross profit • New operating model with full P&L responsibility for Business Unit Presidents 4

View entire presentation