How long is Atom Zombie Smasher?

Atom Zombie Smasher takes about 4h 11m to beat the main story, or around 9h 1m with extras.

How long does it take to 100% Atom Zombie Smasher?

A completionist run of Atom Zombie Smasher takes about 28h 19m.

72Meta Score

Very Positive90% · 2,113

Atom Zombie Smasher

Tactical Indie Strategy

Developer: Blendo Games|Publisher: Blendo Games

Playtime

HowLongToBeat · Medium confidence

Main Story

4h 11m

Main + Extra

9h 1m

Completionist

28h 19m

Media

1 video + 5 screenshots

Links

Steam Official Wikipedia Twitch Discord Discord X / Twitter

About This Game

Take command of your mercenary forces in Atom Zombie Smasher. The zombie apocalypse is upon us and it's up to you to evacuate everyone before they fall prey to the undead.

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Last updated Oct 14, 2026