| Achievement | How to unlock | Points
|
|---|
| "A" is for Apparition | Get an A ranking on a single level | 40
|
| A Shocking Development | Complete both Wavering Hills Asylum levels | 50
|
| All Your Ecto are Belong to Us | Earn 500,000 Ecto | 40
|
| Apparition Apprehender | Get 1 character to level 10 | 40
|
| Back off, Man. I'm a Scientist | Fully upgrade all 4 characters | 50
|
| Bustin' Makes me Feel Good | Fully upgrade a single character | 40
|
| Captain Quick-Thumbs | Get the 10X bonus on the trapping mini-game | 40
|
| Ghostbuster General | Get 1 character to level 20 | 40
|
| Ghosts are Real! | Complete the Aldridge Manor level | 50
|
| How Low Can You Go? | Complete Limbo level | 70
|
| I Love This Town! | Earn A rankings on all levels | 60
|
| It's a Series of Tubes | Complete both 13th St. Station levels | 50
|
| Life's a Witch | Complete both St. Lou's Cemetery levels | 50
|
| Listen... do you smell something? | Earn 100,000 Ecto | 40
|
| No, You Can't Self-Synergize | Get 25 Co-Op assists on a single level | 40
|
| Pier Pressure | Complete both Queen Charlotte levels | 50
|
| R-r-r-remix! | Complete a single remix level | 40
|
| Shiny New Toy | Purchase a single upgrade for any character | 40
|
| Some Kind of Glowing Hubcap? | Collect all of Rowans ghostly devices | 40
|
| Spirit Sweeper | Get 1 character to level 5 | 40
|
| Who You Gonna Call? | Get all 4 characters to level 20 | 40
|
| You Must Have a Big Couch! | Complete a single level with 4 players | 50
|