I got this app called Unicode Pro, and it is EPIC! But it does cost $6 NZ.
But it lets you type cool characters like 𓃞𓆉𓅂𓆣𓃰𓃱 into Hopscotch, it also has a huge amount of shapes, hieroglyphs, fonts, symbols, and languages.
Here is a screenshot
This will be so useful! Some symbols don't work in Hopscotch, but most do.