Hawke Sport Optics is pleased to announce that our world famous airgun trajectory software is now available for use on your iPhone, iPod touch or iPad. ChairGun, from Hawke Sport Optics, is the only ballistics software available that is specifically designed and developed for airgun users.

This all new mobile edition takes advantage of your iPhone's special features to give you new and powerful tools. For example, our inclined shooting tool uses your iPhone's camera and accelerometers to define accurate aim points. Just point your camera at the target and Chairgun does the rest!

Download Chairgun from the app store to blueprint your airgun / scope combo and calculate aim points atvarious magnifications, inclination and weather conditions. Currently free to download.

    Key Features:
  • Extensive pellet database; 0.177 to Big Bore,
  • Database fully extendible and editable
  • Sort the pellet database by pellet name, weight, BC or Wind Susceptibility Factor (WSF)
  • Save and Load settings and data
  • Wide range of current Hawke reticles
  • Provision for non-standard generic Mil-dot reticles
  • Rangefinder (bracketing) views for all inc. reticles
    Additional Features:
  • Multiple comparison tables and graphs
  • Instant solutions for 'what if?' queries
  • Accurate Wind Deflection calculation & display
  • Simple, accurate and fast inclination angle estimation
  • Calculate Optimum Zero Range & Point Blank Range
  • Imperial or Metric units
  • Tried, tested and approved
  • Extensive internal help
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