About Dans Calculators
Professional UK payroll and benefits calculation tools, built on over 20 years of hands-on experience in the UK employee benefits industry.
Our Expertise
With more than two decades of experience in UK employee benefits, payroll compliance, and HR technology, we understand the complexities that UK employers face when managing salary sacrifice schemes, National Insurance obligations, and HR system investments.
Our calculators are designed by practitioners who have worked directly with employers, payroll providers, and benefits consultants across the UK. Every calculation is built to reflect real-world scenarios and current HMRC rules.
What We Offer
Employee Savings Calculator
Personal tax and NI savings from salary sacrifice benefit schemes.
Employer NI Calculator
Employer National Insurance savings across multiple benefit types.
HRIS ROI Calculator
Quantify the financial return from HR system implementation.
Payroll Systems ROI
Compare in-house payroll vs managed payroll services.
Why Trust Our Calculations?
- HMRC Compliant: All tax rates and NI thresholds are aligned with published HMRC guidance, including the April 2025 changes.
- 20+ Years Experience: Built by a professional with direct, hands-on experience in UK employee benefits and payroll compliance.
- Regularly Updated: Calculators are updated to reflect the latest tax year rates as they are announced.
- Privacy First: All calculations run in your browser. No personal data is collected or stored on our servers.