Storefronts last tested between 2022-11-27 and 2022-12-23. HeyU: Live Video Chat & Calls was tested in 5 Apple App Store storefronts — available in 4; unavailable in 1 (China mainland).Roughly 1.4 billion people live in the 1 storefront where it is unavailable. App unavailability does not by itself prove censorship.