Timezone Bar

Displays UTC and US timezone clocks at the bottom of your browser

Timezone Bar - Multi-Timezone Clock Display Never lose track of time across different zones. Timezone Bar is a lightweight, privacy-focused browser extension that displays current times for multiple timezones in a sleek bar at the bottom of your browser. KEY FEATURES 50+ Major Timezones - Choose from UTC and cities worldwide including all US time zones, major European, Asian, Australian, and South American locations Customizable Display - Select exactly which timezones you want to see (default: UTC + US Eastern, Central, Mountain, Pacific) Flexible Time Formats - Display times in 12-hour, 24-hour, or both formats simultaneously Collapsible Interface - Hide the bar when you need to see content at the bottom of pages, then restore it instantly with one click Smart Defaults - Option to start collapsed on every page if you prefer minimal screen usage Timezone Limit Control - Set maximum displayed timezones (1-15) with optional enforcement to maintain clean UI Search & Filter - Quickly find timezones by searching cities or regions Live Updates - Times update every second with optional seconds display toggle Clean Design - Dark gradient theme that blends seamlessly with your browsing experience PERFECT FOR Remote teams coordinating across time zones International travelers and digital nomads Developers working with global APIs and servers Stock traders monitoring multiple markets Anyone scheduling meetings with international colleagues Streamers coordinating with global audiences PRIVACY FIRST No tracking or analytics No external network requests No data collection All timezone calculations happen locally in your browser Settings stored only on your device HOW IT WORKS Install the extension Timezone bar appears at the bottom of every webpage Click the gear icon to customize your settings Select which timezones to display Collapse/expand as needed with the arrow button SETTINGS & CUSTOMIZATION Access settings via the gear icon to configure: Time format (12hr/24hr/both) Show/hide seconds Select specific timezones from 50+ options Set maximum timezone display limit Choose to start collapsed by default Organized timezone selection by region NO SUBSCRIPTION REQUIRED Completely free with all features unlocked. If you find it useful, you can support development via the optional "Buy Me a Coffee" link (which can be permanently dismissed with one click). TECHNICAL DETAILS Uses native browser timezone database for accurate conversions Lightweight vanilla JavaScript - no frameworks Syncs settings across browsers when signed into Chrome/Edge Works on all websites Minimal resource usage SUPPORT & UPDATES This extension is actively maintained. Feature requests and bug reports are welcome. Built by developers, for anyone who needs to keep track of time across the globe.