Zoom does this well on the iOS app. They call it "safe driving mode" [1] and half your screen essentially becomes the must/unmute button. You can either tap it

Zoom does this well on the iOS app. They call it "safe driving mode" [1] and half your screen essentially becomes the must/unmute button. You can either tap it or swipe left to unmute. [1] https://support.zoom.us/hc/en-us/articles/201362973-What-Is-Safe-Driving-Mode- https://support.zoom.us/hc/en-us/articles/201362973-What-Is-...