How can you get rid of just the red line? It's helpful to have a spell check running, but not eternally. With any of the Google apps, you can right click a word and choose the proper spelling, or 'add to dictionary', so it's not flagged as misspelled anymore. Which removes the red line.
Evernote has the suggestions in the right click menu. But no add-to-dictionary. No buttons to toggle it on/off. Even Windows 95 office had a 'check spelling' tool that once it was done, removed all the underlines, so you don't have to friggin LOOK AT THEM ANYMORE! Twenty five years ago! These Ever