Unit Converter & Calculator

ToolsEngg

About this app

Unit Converter & Engineering Calculators by ToolsEngg — the fastest, lightest engineering toolkit on the Play Store. CONVERTER TAB ✓ 73 unit categories: length, weight, temperature, volume, area, speed, pressure, energy, power, torque, force, data storage, fuel consumption, time, angle, number bases and more ✓ Big, easy-to-read results with quick conversion tables ✓ Swap units with one tap CALCULATORS TAB ✓ 57 machining & engineering calculators: speeds & feeds, bolt circle coordinates, tapping, turning, milling, drilling, surface finish, machining power, GD&T true position, tap drill chart and more ✓ Works 100% OFFLINE — no internet needed, ever ✓ ZERO permissions — no data collected, no tracking, no ads ✓ Tiny app size (~660 KB) — downloads instantly ✓ From the makers of toolsengg.com — trusted engineering tools Perfect for engineers, machinists, mechanics, students, CNC operators and everyday use.

What’s new

First release: 73 unit converter categories + 57 engineering calculators, works fully offline, no permissions required.