| Achievement | How to unlock
|
|---|
| A Glitchy world | Activate the secret glitched objects.
|
| A modern look | Finish all the Modern Era levels.
|
| All that electropop | Finish all the Eighties Era levels.
|
| All work and no play... | Finish all the Office Era levels.
|
| Back to work | Unlock the Office Era levels.
|
| Henry's Back! | Beat your first level in the game.
|
| I'm the real boss! | Beat all of The Boss' levels.
|
| Not a fraud! | Beat all Larry Zucchini's levels.
|
| Old times | Finish all the Classic Era levels.
|
| Scaring on schedule | Finish the time trial mode in less than 90 minutes.
|
| Welcome to limbo | Beat all Reverend Morris' levels.
|
| Who you gonna call now? | Beat all Nicole K.'s levels.
|