About 10 days ago, the question-and-answer feature in the local knowledge panel went live for Android devices only. Now it’s visible on iOS devices, including mobile Safari.
Here is a screen shot of my business profile showing the ask-a-question feature in mobile Safari on my iPhone:
When you click on it, it lets you ask the question:
For more details on this feature, see our initial story.
Postscript: Today the Google My Business blog posted more details on this update after we published this story.