Zima Ballistics
Full Feature List
Everything inside the solver.
160+ features organized by capability. Free tier gets you started; Pro unlocks it all for a one-time $19.99.
Ballistic Engine
- 3DOF, 4DOF, 6DOF, Pejsa — all four solver models
- G1, G7, G2, G5, G8, RA4, GS, GL drag functions
- Custom drag curves (JBM CSV, Lapua Doppler)
- Multi-step ballistic coefficients
- Zero atmosphere BC correction
- Spin drift (Litz method)
- Coriolis effect (latitude + heading)
- Aerodynamic jump
- Magnus effect
- Gyroscopic stability (Sg)
- Cant angle correction across all solvers
- Temperature sensitivity per load
- Transonic and subsonic detection
- Muzzle velocity modeling (barrel length correction)
Field Tools
- Offline topo maps with range/bearing HUD
- Kestrel weather meter Bluetooth integration
- Rangefinder Bluetooth integration
- Chronograph Bluetooth integration
- Device barometer for live pressure readings
- Camera inclinometer for angle-of-fire
- GPS auto-fill for Coriolis calculations
- Historical weather auto-fill (WeatherKit)
- Profile QR code sharing
- Quick Solve field mode
- Point blank range calculator
- Effective range calculator
- Max range / danger space
- Saddle height calculator
Competitive Shooting
- Stage planner with target card layouts
- PAR timer
- Match score tracker with CSV export
- Come-up card printing (scope cap format)
- Arm board data card printing
- Load comparison with overlay charts
- Rapid multi-target engagement solver
- Wind call training mode
- Range estimation training mode
Professional / LE / Mil
- TAK/ATAK server integration (CoT, GeoChat)
- MGRS coordinate conversion
- DA Form 5517 US Army range cards
- Anti-materiel reference data
- Barrier penetration modeling
- Encrypted CoT storage
- Night-vision HUD mode
- Verified credential access gate
Reticle Simulator
- 400+ reticles with verified subtension data
- MIL and MOA holdover overlay
- DIY reticle creator
- FFP and SFP focal plane modes
- Major brands: Vortex, Leupold, Nightforce, S&B, Trijicon, and more
- View full reticle coverage →
Data & Export
- PDF range card generation
- CSV and XLS export
- DA Form 5517 military range cards
- Interactive 3D trajectory visualization
- WEZ hit-probability analysis (Monte Carlo)
- DOPE book with session logging
- Cold bore tracking
- Barrel life tracking
- Ammo inventory management
- Suppressor profiles
- 5,600+ bullet and cartridge database
- iCloud sync across all devices
Platform & Integrations
- iOS and Android
- Apple Watch ballistic calculator + wind calls
- Home Screen widgets
- Live Activities (shot in progress)
- Siri shortcuts
- GPS target ranging on real-time maps
- iCloud sync
$19.99 once. Every feature. No subscription.
The Pro unlock is a one-time purchase — no recurring fees, no feature gates, no paywalled updates. Buy it once, own it forever.