Here is the full list of all 22 Workshop Simulator achievements.
Repair the Musicbox.
Repair the Revolver.
Repair the Cash Register.
Repair the Sewing Machine.
Repair the Projector.
Repair the Sabre.
Repair the Corn Crusher.
Buy a new tool for your workshop.
Fully upgrade your workshop.
Earn $500 on a single item or commission.
Finish a commission.
Finish 15 commissions.
Repair the Mailbox.
Remove 1000 nails or screws.
Repair the Sextant.
Repair the Scales.
Repair the Chess set.
Repair the Gramophone.
Repair the Pinball table.
Experience gratitude.
Visit your Grandfather's grave.
Relax to some music in a rocking chair.