Here is the full list of all 33 To Be or Not To Be achievements. It takes around 4-5 hours to unlock all of the achievements on Windows.
Beat Queen Gertrude at Chess
Be the Worst Possible Chess Player
Push Two People in a Row Down Stairs
Observe a Sandwich Overdose
Be Polite
Kill Hamlet by Muscle Memory
You Just Wanted to Make Out Some More
Train Your Skills Using the Power of Montage
Find a Flaw in Hamlet's Book
Score a Point Through Your Pedantry
Out-Crazy Laertes
Break Three People's Necks
Find an Oversized Papier-Mâché Hamlet Head
Control Reality Using Ophelia's Thoughts
Murder That Guy Polonius for No Real Reason
Discover a Delicious Recipe for Stew
Explore a Sunken Ship as a Ghost
Invent Second Person Pronoun-Paradoxial Auto-Dramatic Irony
Choose To Play As King Hamlet, Sr.
Inhabit the Author's Consciousness
Describe Hamlet's Situation in Rhyming Verse
Experience the Most Awkward Hug Ever
Attempt to Puppeteer the Fate of Others
Get an ENTIRE Court to Read an Incriminating Letter
Meet Yourself Through Time Travel
Lose a Rap Battle Against a Gravedigger
Blatantly Lie About Your Fencing Skills
Commit Mail Fraud
Read the Book Within A Book
Party on a Boat
Cheat at Solitaire
Choose To Play As Ophelia
Choose To Play As Hamlet