Tactical Calculators 2025 – 10 Free Military Tools

The world’s most complete free tactical warfare suite – 10 real-time calculators used every single day by Ukrainian artillery brigades, NATO forward observers, U.S. Army Red Legs, British Royal Artillery, and special forces worldwide.
No apps. No login. Works offline. Updated for 2025 conflict realities.

Trusted Daily by Combat Units Worldwide (2025)

• Ukrainian 26th, 43rd, 55th Artillery Brigades
• U.S. Army Rangers & 10th Mountain Division FOs
• NATO EOD & SOF teams
• British Royal Artillery fire direction centers
• Polish, Lithuanian, Canadian JTACs
• FPV drone units across the front

10 Battle-Proven Tactical Calculators 2025

Drone Flight Time

DJI Mavic 3T • Autel • FPV battery life

Drone One-Way Range

Max distance with return

Loitering Munition Endurance

Switchblade 300/600 • Lancet • Shahed

FPV Strike Payload vs Range

RKG-1600 • PG-7 • custom warheads

Radar Detection Range

AN/TPQ-53 • Zoopark • COBRA

Missile Time-of-Flight

ATACMS • GMLRS • Iskander

Thermal Detection Range

FLIR • HikMicro • Pulsar • InfiRay

Artillery Fire Correction

M777 • CAESAR • 2S1 • M109

Counter-Battery Radar Detection

Will your shot be located?

Counter-Drone Jammer Range

EDM4S • HP-47 • DroneGun • R-330ZH

One page. Entire kill chain. Zero cost.