Build a responsive camera app that launches quickly

A Podkey summary of Build a responsive camera app that launches quickly, from WWDC 2026.Today’s roundup is really about one thing: camera apps feel fast or slow based on a few very specific decisions, and the biggest one is whether people see that first preview frame right away. There’s a clear theme running through all of this: do the minimum needed to show the camera live, push everything else out of the way, and then keep the whole stack stable once real-world pressure kicks in. And on top of that, there are a couple of newer APIs that help with storage, hardware limits, and those moments when the phone is quietly telling you, hey, maybe ease up a little.Why launch speed is mostly about the first frameSplit the launch into two phasesDeferred Start on iOS 26Fast preview versus first captureChoosing how to render previewHardware cost and staying within limitsSystem pressure and dynamic adjustmentFrame rate override as a pressure valveStorage for high-bandwidth recordingAutomatic and manual deferred startThis podcast was created with Podkey. Make your own at https://podkey.fm