A faithful animated educational recreation of the Jeppesen CR-series (CR-2 CR-3 CR-5) "whiz wheel" circular flight computer for aviators produced under license from Jeppesen. Enlist the help of our Circular Aviation Computer app to assist you in everything from solving wind triangles to polar grid navigation and pressure pattern flying.

- Identical operation to the physical CR-3 flight computer

- Touch and move rotors on both sides

- Animated rotor movement reset and flip

- High-resolution pinch zoom

- Drag-and-drop movement

- "Draw" (touch-and-drag) on the Wind Side

- Comprehensive help

- Solves high- and low-speed problems

- Automatically compensates for temperature rise

- Takes compressibility factors into account

- Suitable for pilots of all types

- Based on Ray Lahr's 1955 design

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Promotional images reduced for illustrative purposes only. Reproduced with permission of Jeppesen Sanderson Inc. Not for navigational use. Copyright (C) Jeppesen Sanderson Inc. 2016.