TaxDays: Tax Residency Tracker

Track your days across borders. Essential for expats and digital nomads managing tax residency in US, Colombia, Mexico, and beyond.

TaxDays is the essential travel day tracker for expats and digital nomads living abroad.

Track every border crossing with precision — arrivals, departures, flight details, and passport stamp dates — to stay on top of your tax residency obligations across multiple countries.

FEATURES:

• Substantial Presence Test — weighted 3-year USA day calculations to track your IRS residency status
• USA FEIE Tracker — US citizen and residence, monitor your 12-month window for the Foreign Earned Income Exclusion
• Colombia Compliance — rolling 183-day window tracking with breach warnings
• Mexico Tracking — calendar year day count against the 183-day threshold
• Interactive World Map — visualize your global residency footprint by classification
• Gap Detection — automatic warnings for unaccounted days between trips
• Export & Import — back up your travel log as a JSON file

Built specifically for the expat community living in Latin America and beyond. Not legal or tax advice — consult a qualified cross-border tax professional for your specific situation.