Now on iOS

Track Your Travel Days

Stay compliant with visa rules and tax residency requirements. Free calculators for Schengen, US tax, and more.

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App Store

Schengen Calculator US Tax Calculator

Free Travel Calculators

Professional tools to help you stay compliant with travel and tax regulations worldwide.

Schengen 90/180 Calculator

Track your days in the Schengen Area. Calculate how long you can stay and plan future trips without overstaying.

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US Substantial Presence Test

Determine if you meet the IRS substantial presence test for US tax residency based on your days in the country.

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Days Monitor iOS App

Automatic background tracking for all your travels. Custom rules, notifications, and PDF exports for tax filings.

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Why Choose Days Monitor?

Trusted by digital nomads, frequent travelers, and expats worldwide.

Real-Time Tracking

Always know exactly where you stand with your travel limits.

100% Accurate

Calculations based on official EU and IRS guidelines.

Private & Secure

Your data stays on your device. No tracking, no ads.

Free to Use

All web calculators are free forever. No signup required.

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Track Your Travel Days Automatically

Download the iOS app for automatic background tracking, or try our free web calculators.

Download on the

App Store