Don’t overstay your visa
by accident
Plan multi-country trips around visa limits, Schengen rules and re-entry windows. Bordermath helps long-term travelers calculate how many days they can legally stay, when they need to leave, and when they can safely come back.
"Your upcoming Berlin trip is 100% compliant. You will have 28 days left in the Schengen area upon return."
The problem
Visa rules are confusing when you travel across multiple countries.
What you get
Everything you need.
Schengen day tracking
Real-time countdown of your remaining days in the Schengen area.
Overstay warnings
Alerts before you hit visa limits so you never get caught off guard.
Re-entry dates
Know exactly when you can legally return to any country.
Route suggestions
Smart itinerary recommendations that keep you compliant.
Who it's for
Built for the borderless.
Try a 2-country
visa check for free.
No credit card. No signup friction. Just answers.