Impact is a practical ballistic calculator built for the range. Select your rifle and ammo, pull local weather, and get clear wind holds and DOPE in seconds. Lock heading, log sessions, and export results when you’re done—no gimmicks, just the data you need.
Key features
Fast setup: choose rifle + ammo (centerfire or rimfire)
Live weather integration and density altitude
Wind holds with heading lock and optional spin drift
Session management: start, finalize, delete, and pick past sessions
Advanced controls: manual wind inputs, BC override, GE and calibration (K)
Clear TRY/TRUE tables with custom yardage
Exports: email data and generate PDF
Preferences you can save or clear anytime
Built for iPhone with a straightforward, range-ready UI
Impact focuses on accuracy, speed, and usability so you can make confident calls and get back to shooting.