There is an iOS app that does this called Spectre: https://spectre.cam
From the authors of Halide.
It's different from just stacking exposures, it's a paid app that does progressive animation of exposures for creative effect and says it's "AI-powered" whatever that means.
alt Hacker News
It's different from just stacking exposures, it's a paid app that does progressive animation of exposures for creative effect and says it's "AI-powered" whatever that means.