How to show special characters on Apple App Store product description?

Question

I see with some apps like Toodledo they use checkmarks for their revision history. How can you show/use special characters in an App Store product description? Does it allow H

Answer 1

I think Apple just made the rule stricter on the App Store. I have been using special characters in my metadatas for a very long time but got a bad surprise today when trying to submit a new version:

Got this error message on iTunes Connect:

What's New In This Version must not contain the following characters: ★, ❤