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Stay compliant with visa rules and tax residency requirements. Free calculators for Schengen, US, UK, Canada, and 90+ country visa guides.

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Travel Calculators

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

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Schengen 90/180 Calculator

Track your days in the Schengen Area. Calculate how long you can stay and plan future trips.

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US Substantial Presence

Determine if you meet the IRS substantial presence test for US tax residency.

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UK Statutory Residence Test

Work through HMRC's statutory residence test to determine your UK tax residence status.

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Canada Residency Calculator

Track your days in Canada towards the 730-day physical presence requirement for permanent residency.

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Visa Stay Guides

Country-by-country visa guides with maximum stay durations, entry requirements, and travel tips.

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Days Monitor iOS App

Automatic background tracking. Custom rules, notifications, and PDF exports.

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From the Blog

Latest Articles

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Croatia Visa Requirements for US Citizens: Newest Schengen Member 2026
Schengen Visa Rules
Feb 16, 2026 5 min read

Croatia Visa Requirements for US Citizens: Newest Schengen Member 2026

Americans can visit Croatia visa-free for up to 90 days within any 180-day period. Croatia joined the Schengen Area on January 1, 2023, so visits before that date do not count toward your Schengen day total. ETIAS travel authorization will be required from Q4 2026.
Hungary Visa Requirements for US Citizens: 90-Day Schengen + Digital Nomad Visa 2026
Schengen Visa Rules
Feb 16, 2026 5 min read

Hungary Visa Requirements for US Citizens: 90-Day Schengen + Digital Nomad Visa 2026

Americans can visit Hungary visa-free for up to 90 days within any 180-day period. Hungary also offers a Digital Nomad visa for remote workers who want to stay longer. ETIAS travel authorization will be required from Q4 2026.
Czech Republic Visa Requirements for US Citizens: 90-Day Prague Access 2026
Schengen Visa Rules
Feb 16, 2026 5 min read

Czech Republic Visa Requirements for US Citizens: 90-Day Prague Access 2026

Americans can visit the Czech Republic visa-free for up to 90 days within any 180-day period. A Schengen member since 2007, the Czech Republic offers easy onward travel to neighbouring countries like Austria and Germany. ETIAS travel authorization will be required from Q4 2026.

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