Time Zone Slider

Time Zone Slider makes comparing time zones effortless. Add the cities you care about, then drag any city's 24-hour dial — every other city updates instantly, so you can see at a glance what 9 AM in London means in Tokyo, New York, or Sydney. Perfect for planning meetings with remote teams, calling family abroad, or scheduling anything across time zones. FEATURES • Draggable 24-hour dials — slide through the day and watch every city move in sync • Hundreds of cities to choose from, searchable by name • Daylight saving time handled automatically — offsets and GMT badges are always accurate • Your city list is saved between launches • Works fully offline — no account, no sign-up, no tracking • Clean, warm design that's easy on the eyes in light and dark mode Whether you work with a distributed team, have friends and family around the world, or just travel a lot, Time Zone Slider turns time zone math into a single swipe.