I see the community bringing this up from time to time, and so would like to take this chance to hopefully get it sorted. For the clarify of the discussion, I'd split this question into three parts: Does App Review guideline allow a keyboard extension to launch its container app? If yes, is there any API to do so? Is there any API for the container app to bring the host app back to the foreground? The first part is about App Review policy, and so only the App Review team has the final answer, but looking into the App Review Guideline, you can see the following related to keyboard extensions: 4.4.1 Keyboard extensions have some additional rules. ... They must not: Launch other apps besides Settings; Here the guideline uses other apps, rather than simply apps or any app. I believe that means to say that launching the container app is allowed. To make sure my understanding is correct, I've reached out my App Review colleague, and they've confirmed that launching the container app from a keyboard extension (to do
Topic:
App & System Services
SubTopic:
General
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