Flatpak is supported by Gnome a major Linux Open source software developer. It provides easy package management and updating, additionally your software will feature on Gnome Software store. Appimage can't be updated but needs to be manually downloaded. And doesn't features on the Gnome software store.
Flatpak is supported by Gnome a major Linux Open source software developer. It provides easy package management and updating, additionally your software will feature on Gnome Software store. Appimage can't be updated but needs to be manually downloaded. And doesn't features on the Gnome software store.