Single-player games like Postal III
Below are 12 single-player Steam games similar to Postal III, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Postal III page.
Ranked picks
- 1

POSTAL 2
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?
- 2

POSTAL 4: No Regerts
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
POSTAL 4: No Regerts is a satirical and outrageous comedic open world first person shooter and the long-awaited true sequel to what’s been fondly dubbed as "The Worst Game Ever™", POSTAL 2!
- 3

Grand Theft Auto: Episodes from Liberty City
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
Grand Theft Auto: Episodes from Liberty City includes both The Lost and Damned and The Ballad of Gay Tony together and does not require a copy of the original Grand Theft Auto IV to play.
- 4

Saints Row: Gat out of Hell
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
Join Johnny Gat & Kinzie Kensington as you tear apart Hell in a quest to save the Boss’ soul. Historical icons, old friends, older enemies, a talking gun, a full length musical number & a whole lot more shenanigans await!
- 5

Saints Row®: The Third™ Remastered
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
The Full Package, Remastered – With enhanced graphics, improved lighting, reworked environments, and visual effects, Steelport and The Third Street Saints have never looked so good.
- 6

Duke Nukem Forever
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
The King arrives with an arsenal of over-the-top weapons, giant explosions and pure unadulterated fun!
- 7

HITMAN™ 2
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
Travel the globe and track your targets across exotic sandbox locations in HITMAN™ 2. From sun-drenched streets to dark and dangerous rainforests, nowhere is safe from the world’s most creative assassin, Agent 47 in the ultimate spy thriller story.
- 8

GUN™
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
When life robs Colton White of all that matters, the only thing left he can trust is his GUN. From award-winning developer, Neversoft, and accomplished screenwriter, Randall Jahnson (The Mask of Zorro, The Doors), GUN follows Colton on his quest for discovery as he seeks to exact vengeful justice on those who have wronged him.
- 9

Paradise Lost
Single-player alternative to Postal III — playable solo, no multiplayer required.
It's winter, 1980. Szymon, a boy raised in a post-apocalyptic wasteland, finds an abandoned Nazi bunker. Will he find what he’s looking for? Play Paradise Lost and explore an underground world, where Slavic mythology mixes with retrofuturistic technology. Discover the last story on Earth.
- 10

POSTAL: Brain Damaged
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
POSTAL: Brain Damaged is a new, action-oriented take on the Running With Scissors’ cult game series with throwback graphics, and fast-paced, modern gameplay. Take a wild roller coaster ride through the twisted wonderland encased in the POSTAL DUDE’S messed-up mind.
- 11

Esports Godfather: The Legend Begins
Single-player alternative to Postal III — playable solo, no multiplayer required.
E-sports Godfather is a Deck-building game simulating MOBA e-sports. You will play a role as team coach and build your team. You need to train players and make strategies in various game versions, beat other teams and finally, take the Champion of the World. Be nobody, or lead your team to dominate!
- 12

POSTAL
Single-player alternative to Postal III — playable solo, no multiplayer required. Shares Action with Postal III.
Take control of The POSTAL Dude in his infamous first outing as he battles to survive in a world gone mad! POSTAL is a classic isometric shooter filled to the brim with fast-paced explosive action.