uinitmaster Edge

UnitMaster is a next-generation universal unit converter, built from the ground up for iPhone. Whether you're measuring ingredients in the kitchen or calculating network throughput at work, everything you need lives in one elegant app.

■ 17 Categories, 100+ Units
Length, mass, volume, area, temperature, time, speed, energy, power, pressure, angle, data rate, data size, frequency, wavelength, packet rate, latency — from everyday life to telecoms and networking, it's all here.

■ Instant, Precise Conversions
Results update in real time as you type. Swap source and target units with a single tap. Designed for the precision professionals need, with a feel that's effortless.

■ Bilingual — English & Japanese
One tap in the top-right toggles the entire interface, including all unit names, between English and Japanese. Built to work everywhere, for everyone.

■ Light & Dark Mode
Flip between themes with a single tap. Beautifully tuned for any time of day — comfortable indoors, clear outside.

■ Lightning-Fast Search
Search across unit names, symbols and categories. Type "mass", "Mbps" or "foot" and jump straight to what you need.

■ Automatic Conversion History
Every conversion is saved automatically. Tap any entry in your history to reuse it instantly — a massive time-saver for repetitive work.

■ Custom Units
Add your own units to any existing category. Perfect for proprietary, scientific or industry-specific measurements.

■ Adjustable Decimal Precision
Set decimals per conversion — go broad for quick estimates, or dial in for rigorous calculations. You're in control.

■ Beautifully Minimal Design
A modern, professional interface that balances information density and clarity. Every category opens to the same calm, confident experience.

Device: iPhone
Languages: English, Japanese