Know your days. Know when the rules change.
Schengen calculators tell you how many days you have left. None of them tell you when a country suspends visa-free entry or ETIAS becomes mandatory. Border Watch does both.
Schengen 90/180 calculator
Add your trips and see how many of your rolling 90 days you've used. Nothing is sent to a server — this stays on your device.
0/ 90 days used
90 days remaining as of today.
Planning a Southeast Asia loop instead?
Thailand, Vietnam, Cambodia and friends each reset separately — check each leg.