You don't have time for guesswork. InstaWorld has the world, precisely.
23 free, accurate utilities for travelers and remote teams — time zones, tipping, dialing codes, power plugs, holidays, flight carbon, golden hour and more.
★★★★★23 tools · 45+ countries · free forever
InstaWorld Atlas
Global precision, one command center
The Utility Suite
23 tools. One command center for the world.
Each tool is a single source of truth — accurate, fast, and built with semantic structure that search engines and AI assistants can read directly.
Time & Sun
Overlap Hour Calculator
Find the working-hour overlap between any two cities.
Find out moreTime Zone Converter
Convert any moment between two cities instantly.
Find out moreSun & Golden Hour
Sunrise, sunset and golden hour anywhere.
Find out moreMoon Phase & Lunar Calendar
Current moon phase and illumination for any date.
Find out moreJet Lag Calculator
Estimate time-zone shift and recovery days.
Find out moreSun Direction & Shadow
Live sun altitude, bearing and shadow length.
Find out moreCapital World Clock
Live current time in every major capital.
Find out moreTravel & Culture
Tipping Etiquette
Know exactly what to tip in 45+ countries.
Find out moreGreetings Translator
Say hello, thanks and goodbye in 25+ languages.
Find out moreVisa & Passport Checker
Check visa requirements for your destination.
Find out moreDriving Side & Road Rules
Which side of the road and license rules by country.
Find out moreSpeed Limit & Unit Guide
National speed limits and km/h ↔ mph conversion.
Find out morePublic Holiday Calendar
National holidays across the globe.
Find out moreEmergency Numbers Directory
Police, fire and ambulance numbers worldwide.
Find out moreCodes & Telecom
Dialing Code Lookup
Country calling codes and reverse lookup.
Find out moreAirport Code (IATA) Lookup
Find any major airport's three-letter code.
Find out moreLanguage Code & Locale Lookup
ISO 639-1 codes and locales by language.
Find out moreISO Country Code Lookup
Alpha-2, alpha-3, numeric and ccTLD codes.
Find out moreTop-Level Domain Lookup
Country-code internet domain per nation.
Find out moreData & Converters
Power Plug & Adapter Guide
Plug types, voltage and frequency by country.
Find out moreCurrency Converter
Live exchange rates between 30+ currencies.
Find out moreMeasurement Unit Converter
Metric ↔ imperial for length, weight, volume, temp.
Find out moreWeather & Climate Now
Current conditions for any city, live.
Find out moreAir Quality Index (AQI) Tracker
Live US AQI and PM2.5 for any city.
Find out moreTax & VAT Refund Guide
VAT rates and tourist refund rules by country.
Find out moreClimate Averages by City
Monthly mean temperature and rainfall.
Find out moreCurrency Symbol Lookup
ISO 4217 code and symbol per country.
Find out morePaper Size Converter
A-series, US Letter and mm↔inch dimensions.
Find out moreMaps & Geo
Geography & Reference
Continent & Region Lookup
Continent and UN region for each country.
Find out moreDemonyms Lookup
The nationality word for every country.
Find out moreDate Format Guide
How dates and times render in any locale.
Find out moreWeek Start Day Guide
Which day begins the week by country.
Find out moreNumber Format Guide
Decimal separators and currency per locale.
Find out morePopulation & Area Lookup
Population, land area and density.
Find out moreElevation & Highest Point
Highest point and elevation per country.
Find out moreOur Mission
Global precision, for everyone.
InstaWorld rejects the cluttered chaos of traditional travel sites. Every utility is a high-fidelity instrument — as reliable as a Swiss chronometer, as vast as the horizon. Free, accurate, and built to be read by humans and machines alike.
Find out more23
Precision tools
45+
Countries
100%
Free, forever