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Space Penetrators... The Calm Before the Swarm... Unfortunately, an ill-natured evil brain has invaded your homeworld and you are the last line of defense for your once peaceful planet. Use your planet's sole cannon position to blast the menacing cerebrum and its protective swarm into stardust.
  • 3 unique customizable cannon choices
  • 5 challenge rounds
  • 4 difficulty levels
  • Up to 19 levels of fast paced swarming
  • U.F.O.s, Power-Ups, Lasers, Lightning Blasts, Explosions

What's New

Version 2.1.3:
  • Note: FREE upgrade for registered users.
  • Compatible with Mac OS 10.2, 10.3, 10.4 and 10.5 (Intel and PowerPC)
  • Challenge Round 3 bug fixes
  • Price reduction to $9.99
  • $1.00 of each activation will be donated to The National Center for Missing and Exploited Children (NCMEC)
  • New installer


Mac OS X 10.2.6 or later

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Space Penetrators User Discussion

4.3 1


Current Version (2.x)


Downloads 6,209
Version Downloads 1,913
License Shareware
Date 02 Aug 2008
Platform OS X / PPC 32 / Intel 32
Price $9.99
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