Free Tools
Professional calculators and simulators for your tax, labour and accounting management
Tax Tools
4 herramientas disponibles
Income Tax Calculator
Calculate your withholding and annual tax using 2026 brackets.
VAT Calculator
Tax base, VAT amount and total with standard, reduced and super-reduced rates.
Corporate Tax
Estimate corporate tax with general, SME and startup rates.
Tax Calendar
Key deadlines for forms 303, 200, 111, 347 and more for 2026.
Labour Tools
5 herramientas disponibles
Payroll Calculator
Gross to net with income tax and Social Security contributions.
Severance Calculator
Full severance breakdown for dismissal or voluntary resignation.
Holiday Calculator
Remaining days based on your seniority and days already taken.
Total Employee Cost
Real cost to the company including all employer contributions.
Redundancy Calculator
Calculate compensation based on dismissal type and seniority.
Accounting Tools
3 herramientas disponibles
Self-Employed & Companies
3 herramientas disponibles
Self-Employed Quota 2026
Real-income contribution system with 15 brackets for 2026.
Legal Form Comparator
Sole trader vs Ltd vs Single-member Ltd: key differences.
Deductible Expenses
Calculate your tax saving by deductible expense category.
Datos oficiales AEAT
Actualizado 2026
Sin registro requerido
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