Flashes, a Bluesky-based Instagram alternative, has publicly launched its photo-sharing app on the App Store.Within the first 24 hours, the app gained nearly 30,000 downloads.Flashes provides a classic Instagram-like experience, allowing users to upload up to four photos and videos of up to a minute in length.As Flashes is based on Bluesky, all posts made on the app are compatible with Bluesky, expanding their reach to a wider audience beyond Flashes users.