Convertidor de zona horaria
Free time zone converter with immersive day/night backgrounds, live ticking SVG clocks, multi-zone dashboard (up to 6 cities), visual meeting planner with business-hours overlap, call-time traffic lights, Indian business corridor presets (IST↔EST, IST↔PST, IST↔GMT), saveable team groups, date-crossing alerts, DST awareness, and a full 24-hour conversion table. Powered entirely by your browser — no external API, works offline.
Find the best time for a meeting between participants in different time zones. Green bars show business hours (9 AM – 6 PM).
One-click IST conversion for the 8 most common Indian business corridors. See current time, time difference, and business-hours overlap instantly.
Save your frequently used city groups for one-click loading. Groups are stored in your browser and persist across visits.
Add cities to the World Clock Dashboard, then click "Save Current Dashboard" to create a team group.
Full 24-hour conversion between the two cities selected in the Converter tab. The current hour is highlighted. Use the converter tab to change cities.
Cómo usar
Escribe el nombre de cualquier ciudad en los campos "Desde" y "Hasta". Elige entre más de 200 ciudades en todo el mundo, con ciudades de la India destacadas.
Ve relojes analógicos SVG en vivo marcando el tiempo real para ambas ciudades, junto con hora digital, abreviatura de zona horaria, desplazamiento UTC, fecha e indicador de hora para llamadas.
Cambia a la pestaña Planificador de reuniones para agregar hasta 5 ciudades y encontrar visualmente las horas de trabajo que se superponen: perfecto para programar llamadas internacionales.
Agrega ciudades al Panel del Reloj Mundial, luego guarda el grupo con un nombre personalizado. Carga las zonas horarias de tu equipo con un solo clic en visitas futuras.
¿Qué es el conversor de zonas horarias?
The EasifyMe Time Zone Converter is a comprehensive, free online tool that lets you convert time between 200+ cities around the world. Unlike basic converters, it features immersive day/night backgrounds that visually reflect the time of day in your selected city — from a starry midnight sky to a bright afternoon. You don't just see the time; you feel it.
Por qué importan las zonas horarias
In today's globally connected world, understanding time zones is essential. Remote workers coordinate across continents, businesses schedule meetings with overseas clients, travelers plan flights, and families stay in touch despite living in different countries. India's single time zone (IST, UTC+5:30) — one of only a few half-hour offsets in the world — makes converting to US, UK, and other zones a daily task for millions of Indian IT professionals.
Características principales
- Live SVG Analog Clocks: Beautiful ticking clocks with second hands that update every second — not static displays like competitors
- Day/Night Background: 8-phase sky system shifts from deep night (stars + moon) through sunrise, daytime (sun + clouds), golden hour, dusk, and back to night — based on the primary city's time
- "Good Time to Call?" Indicator: Traffic-light system instantly shows if your contact is in business hours (green), evening (yellow), early morning (orange), or sleeping (red)
- Meeting Planner: Add up to 5 cities and see a visual timeline of business hours with overlap detection. The best meeting window is automatically calculated and displayed in every participant's local time
- Indian Business Corridors: One-click IST ↔ EST, IST ↔ PST, IST ↔ GMT, IST ↔ UAE, and 4 more presets — designed specifically for Indian IT workers and businesses
- World Clock Dashboard: Monitor up to 6 cities simultaneously with live ticking clocks, presets for Indian IT, global business, US zones, and European cities
- Saved Team Groups: Store your frequently used city combinations in your browser for instant one-click loading on future visits
- Date Crossing Alerts: Clear warnings when two cities are on different dates — preventing scheduling disasters
- DST Awareness: Automatically detects Daylight Saving Time and notifies you when it's active, so offsets are always accurate
- 24-Hour Conversion Table: Complete hour-by-hour conversion between any two cities, color-coded with call-status indicators
Cómo funciona (técnico)
This tool uses your browser's built-in Intl.DateTimeFormat API with IANA timezone identifiers. This means:
- No external API calls — everything runs locally in your browser
- Always accurate — your browser's timezone database is maintained by your OS and updated automatically
- Works offline — once the page loads, no internet connection is needed
- DST-aware — transitions are handled automatically by the Intl API
¿Para quién es esto?
- Indian IT professionals who schedule daily calls with US/UK/Singapore clients
- Remote workers coordinating with distributed teams across time zones
- Business executives planning international meetings and conference calls
- Travelers checking what time it will be at their destination
- Families and friends finding the right time to call loved ones abroad
Preguntas frecuentes
IST stands for Indian Standard Time. Its UTC offset is +5:30, meaning it is 5 hours and 30 minutes ahead of Coordinated Universal Time (UTC). India is one of the few countries with a half-hour offset. IST applies across the entire country — India has a single time zone despite its large geographic size.
Our Time Zone Converter automatically handles DST transitions using your browser's built-in timezone database. When a city is on Daylight Saving Time, the tool shows the current adjusted offset and displays a DST notification. You'll always see the correct, current time difference — not just the standard offset. India does not observe DST, so IST remains UTC+5:30 year-round.
The Meeting Planner checks every hour of the day (in UTC) and determines each city's local time at that hour. It then identifies the hours where all participants are within business hours (9 AM – 6 PM local time). The overlapping window is displayed visually on a timeline and the best meeting times are shown in each participant's local time. If there's no overlap, the tool suggests considering asynchronous communication.
IST (UTC+5:30) is normally 10 hours and 30 minutes ahead of EST (UTC-5). However, during US Daylight Saving Time (mid-March to early November), the Eastern US uses EDT (UTC-4), and the difference becomes 9 hours and 30 minutes. Our tool always shows the current, accurate offset automatically.
Despite spanning roughly 30° of longitude (equivalent to 2 hours of solar time), India adopted a single time zone (IST, UTC+5:30) for national unity and administrative simplicity. This was established shortly after independence in 1947. While there have been periodic discussions about adding a second time zone for the northeastern states, IST remains the sole official time zone across the country.
There are 38 different UTC offsets in use worldwide, ranging from UTC-12 (Baker Island) to UTC+14 (Line Islands, Kiribati). However, the IANA timezone database — which powers this tool — contains over 400 timezone identifiers because different regions may share the same offset today but have different historical rules, DST policies, or political boundaries. Our database covers 200+ major cities across all regions.
The immersive background changes based on the "From" city's current local time. It cycles through 8 phases: Deep Night (stars + moon), Dawn, Sunrise (orange glow), Morning (blue sky), Afternoon (bright blue), Golden Hour (warm amber), Dusk (purple-orange), and Night. This visual cue helps you intuitively understand whether it's day or night in the selected city — you don't just see "2:00 AM," you feel it's nighttime.
Yes! Once the page has loaded, the Time Zone Converter works entirely offline. All timezone calculations are performed using your browser's built-in Intl.DateTimeFormat API — no external API calls are made. Your saved team groups are stored in localStorage and persist even without an internet connection. The clocks continue ticking using your device's system clock.