Those are all different, so it's hard to explain in one sentence. Broadly speaking, Bubble is not that great for internal tools as you have to use add-ons for UI components and integrations. Appsheet is not suited well for complex multi-page workflows and is limited in integrations wheres in Jet you can consolidate data from lots of resources in one app + it's easier to set relations, drill-downs and pass and transform values to create complex interactive apps. Compared to Retool and Appsmith, we're faster to build standard use-cases and those can be build without coding.