Overview System Requirements


The aliens are coming to Earth, and they mean to destroy it. In Us vs. Them, you must defend Earth against an incoming alien attack. Place your units around Earth’s orbit to protect it against wave after wave of enemies. Rocketships, space mines and even black holes are part of your arsenal. You must protect Earth at all cost and eventually end this war once and for all. Us vs. Them is a strategy game where you must protect Earth. Use your wits to choose the right defense depending on the enemy that is attacking. Every mission brings a more difficult challenge with new enemies and weapons.


What's new in this version

Update 2: * Rebalanced defenses. * Redesigned enemies and levels to be harder. * New threat meter. * Other bug fixes. Update 1: * New Time Trial feature * Intro and cutscenes for Story Mode * New sounds and music * Bug fixes and unit balancing


  • 60’s Sci-fi black & white theme
  • 10 challenging missions
  • Many defense units to try out the best strategy
  • Story Mode teaches you progressively how to play the game
  • Time Trial will test your skills

Additional information

Published by

Dogfire Games


Copyright © 2013, Javier M. Ramirez

Developed by

Dogfire Games

Release date


Approximate size

29.67 MB

Age rating

For all ages




Get this app while signed in to your Microsoft account and install on up to ten Windows 10 devices.

Language supported

English (United States)

Additional terms

Terms of transaction

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