There are 43 achievements worth a total of 1,000 Gamerscore, none of which are secret.
| Name | Description | Gamerscore |
| First Contact | Kill your first enemy | 5 |
| Alert Level Mauve | Kill 510 enemies | 5 |
| Alert Level Violet | Kill 2,500 enemies | 20 |
| Alert Level Purple | Kill 5,000 enemies | 50 |
| Safe Keeping | Reach 5 hideouts total | 10 |
| Super Powered | Use your mutation ability 100 times | 20 |
| You Aren't Beefy Enough | Destroy an HQ | 10 |
| Let's Talk About This | Destroy 3 HQs | 20 |
| Alright That's It | Destroy 12 HQs | 50 |
| New Lifeform | Reach XP level 5 | 5 |
| Surviving Lifeform | Reach XP level 25 | 25 |
| Strong Lifeform | Reach XP level 50 | 50 |
| Lifeform Finds A Way | Reach XP level 75 | 75 |
| Lots on the Line | Complete a mission without reaching any hideouts | 10 |
| Just Like My Ancestor | Complete a mission without dying | 20 |
| Triggering the Alarms | Complete a mission with more than 8 city blocks destroyed | 50 |
| LOL EZ | Complete a level without taking more than 30 damage | 50 |
| I Like It Here | Stay in a level for 10 minutes | 20 |
| Didn't Need That Button | Complete a level without jumping | 50 |
| Souls-Like | Roll through 500 bullets | 20 |
| Spectrum | Unlock 20 pigments | 10 |
| Extraterrestrial Exchange | Sell an item for Lunch Money | 5 |
| Economist | Sell 30 items | 10 |
| Chunk of Change | Have 2000 Lunch Money saved up | 10 |
| Robbin Good | Gain over 110 Lunch Money in a single level | 5 |
| Lunchtastic | Gain over 220 Lunch Money in a single level | 10 |
| Alley Oops | Kill 20 enemies with Jetpack explosions | 10 |
| Tastes Like Human | Life steal 5,000 damage | 20 |
| Quit Hitting Yourself | Deflect 10,000 damage total | 20 |
| Beam Not | Kill 30 Beambots | 10 |
| Frog-Not | Kill 20 Frogbots | 10 |
| Anti-Air | Blow up 10 Sky Vans | 10 |
| Van't Stop Me | Blow up 10 Vans | 10 |
| Grena-tears | Kill 50 Grenadiers | 10 |
| Flyswatter | Kill 50 Flybots | 10 |
| Best Defense | Kill 20 Shield Agents | 10 |
| More Where That Came From | Die Once | 5 |
| Die Harder | Die a total of 10 times | 10 |
| Won't Stay Down | Die a total of 33 times | 50 |
| If It Bleeds | Take a total of 15,000 damage (lifetime) | 50 |
| Insane in the Eyestrain | Defeat all bosses on Insane difficulty | 50 |
| Technically a Sequel | Finish the storyline | 50 |
| Is That All You've Got | Complete 5 waves in a bonus level | 50 |
Old friends and bitter enemies await as you invade Earth alongside a Mothership full of alien friends! Blast, beam, and bite your way through an endless swarm of enemies as you and up to three of your fellow hominids cause mayhem with a huge arsenal of weapons, mutations, and acrobatic maneuvers.
Alien Hominid Invasion is developed and published by The Behemoth and is scheduled to be released on November 1st, 2023.