? There's lots of symbols emoji An thats an app and theres hashtags that look like this # and you click the 123 button then you click the #+= button then it's there that's all of the symbols I know... Sorry.
Emoji ? Well if you have iphone , ipod , etc . Then you have to go to settings>general>keyboard>add>emoji After you do that you click this circle with line up & down on your key board & all emoji come up