Triudo

Triudo is an all-in-one toolkit for people who work internationally — freelancers, entrepreneurs, and remote teams operating across borders. WORLD CLOCK Track local time in 85+ cities worldwide at a glance. See business hours overlap instantly. Save your favorite cities for quick access. CONVERTERS Currency, units, data storage, percentage, and VAT — all in one place. Fast, offline-ready calculations without ads or distractions. VAT CALCULATOR Calculate VAT-inclusive and VAT-exclusive prices. Supports custom rates and common country presets. IBAN VALIDATOR Instantly validate IBAN numbers from 70+ countries. Check formatting and country structure in seconds. WORKDAY CALCULATOR Count working days between two dates, accounting for weekends. Plan deadlines and invoice periods easily. COUNTRY REFERENCE Quick reference for 90+ countries — currency, timezone, calling code, language, and more. Everything you need before the call. DESIGNED FOR FOCUS Dark-first interface, no ads, no account required, no data collected. Works fully offline. PRIVACY Triudo does not collect or sell your personal data. No registration required. Available in English, Ukrainian, and Russian.