AltFlag reveals the country of origin for any website you visit. Stay informed about who's behind the sites you use every day.
Your right to know. Your freedom to choose.
In today's interconnected world, we interact with countless websites daily—often without knowing where the companies behind them are based. AltFlag empowers you with transparency and choice.
Whether for political, ethical, economic, or personal reasons, everyone has the right to know the origin of the services they use. Some may want to:
AltFlag doesn't judge your choices—it simply gives you the information to make them.
Your browser, your rules.
Special focus on regions of geopolitical interest:
Plus 170+ more countries from around the world.
Simple, fast, and privacy-focused transparency for your browsing
See the country flag the moment you visit any website. Information appears and fades automatically.
Set up warnings for specific countries. Get prominent notifications when visiting flagged regions.
All processing happens locally on your device. We don't track your browsing or collect any personal data.
Minimal resource usage ensures AltFlag won't slow down your browsing experience.
Non-intrusive banner that appears briefly and fades away. Designed to inform, not distract.
Available for both Chrome and Firefox. Same great experience across your preferred browser.
Three simple steps to browsing transparency
Download AltFlag for Chrome or Firefox. Installation takes just seconds.
Visit any website as you normally would. AltFlag works automatically in the background.
A sleek banner displays the country flag and company information, then fades away.
Click a website to see the banner:
Choose your browser and start browsing with transparency
Help us keep AltFlag free and improve it for everyone
AltFlag is a free project built with a mission to bring transparency to the web. If you find it useful, consider supporting its development.
Every contribution helps us maintain and improve AltFlag. Thank you for your support!
Yes, AltFlag is completely free and always will be. There are no premium tiers, subscriptions, or paid features.
Absolutely not. AltFlag processes everything locally on your device. We don't collect, store, or transmit any browsing data. No analytics, no tracking, no exceptions.
We use publicly available company registration and incorporation data to determine where companies are headquartered. Our database is regularly updated to ensure accuracy.
Yes! In the extension settings, you can select specific countries that will display a prominent warning banner instead of the standard indicator. You have complete control over your alert preferences.
Yes, you can click "Don't show again" on any banner to dismiss notifications for that specific website. You can manage your dismissed websites list in the extension settings.