For strict corporate decks, Plus AI is my go-to. It integrates into Google...

https://noon-wiki.win/index.php/Which_AI_Presentation_Maker_is_Best_for_Serious_Business_Content%3F

For strict corporate decks, Plus AI is my go-to. It integrates into Google Slides, keeping layouts tight. I’ve turned raw briefs into a 10-slide deck under 60 seconds