More than a calculator — a complete calculation toolkit for your desktop. Standard, geometry and electrical engineering in one app.
Download SurvivalCalc// Core Features
Three specialized calculators in one lean desktop app. No bloat, no distractions.
Fast real-time results with full keyboard support. Backspace, percent, sign toggle — everything just one keystroke away. Your last 3 results always in view.
Ready-made formulas for areas and volumes — squares, circles, cylinders, spheres, cones, tetrahedra and more. Supports mm, cm, m and km with automatic conversion.
Calculate voltage, current, resistance and power via Ohm's Law. Supports mV, V, kV, mA, A, Ω, kΩ, W, kW and more — with automatic unit conversion.
// Workflow
Details that make the difference — from smart history display to persistent settings.
Your recent calculations right below the display. Stored locally in SQLite — private and available offline.
Set the exact number of decimal places — from zero to high precision. Toggle on or off at any time.
Every function reachable via keyboard. Enter, Escape, Backspace — no mouse required.
Easy on the eyes during long sessions. Switch between light and dark mode with a single click.
Fully available in both languages. Switch instantly in the settings menu — the interface updates immediately.
Theme, language, rounding and units are saved automatically. Consistent workflow on every launch.
// System Requirements
Runs smoothly even on older hardware. No bloated dependencies, no background services.
| Operating System | Windows 7 or higher |
| RAM Usage | ~20 MB |
| Disk Space | ~25 MB |
| Internet | Only for installation |
Just install and go. SurvivalCalc requires no cloud services, no subscription, no registration — the program is yours.
// Get Started
Stop switching between different tools. SurvivalCalc combines calculations, geometry and electrical formulas in a single, free desktop app.
Download SurvivalCalc — Free