Saif Cal All your financial calculators in one place, for free.
Official app of the Saif Khatib Accounting Firm, with quick access to eight professional and updated calculators for the 2026 tax year:
💵 Salary calculator — full conversion between gross and net, including employer costs and credit points
🧮 Income tax, National Insurance and pension for the self-employed — full calculation of tax liability
📊 Tax benefits — optimal distribution of deposits between pension and training fund
🧓 Minimum deposit for a pension for the self-employed according to law
🏥 National Insurance and health contributions for the self-employed (Amendment 252)
🏦 Advanced loan calculator — Spitzer vs. an equal fund, including grace
🏖️ Recovery fees by seniority, job scope and sector
📆 Days of notice by seniority and salary base
No ads, no registration, no data collection — just calculators that work