G7 drag model ballistics, SAAMI chamber drawings, density altitude truing, and print-ready wrist coach cards — all from your browser, any device.
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What's Inside
Point-mass trajectory with G7 drag model, wind drift, and spin drift at any range.
Official SAAMI V&P test barrel drawings for 37+ centerfire rifle calibers, rendered inline.
Real-time DA calculation with MIL truing table. Enter True @ Range to auto-tune your BC.
Print-formatted dope cards sized for a wrist coach. Take your drops to the range.
Calculate speed drop factor from observed impacts and dial in your actual velocity.
Pricing
Free accounts run the solver and preview every card. Upgrade to print at home — or have laminated cards mailed to you.
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Best value — a full season of cards. Renews yearly, cancel anytime.
$7 one time
72 hours of full access for a match weekend. No subscription.
$79 one time
Pay once, use it for as long as the app is offered.
Laminated cards by mail — Card Set $14.99 · Match Pack $24.99 · Season Pack $39.99
Printed on heavy cardstock, laminated, shipped to the USA & Canada. Available on the free plan.
Get Started
Free to build and preview. Print from $7, or get laminated cards mailed to you.