Just shipped 14 free finance calculators for the UK, Canada, Ireland, Belgium, and the Netherlands. Each one handles real 2025-26 tax rules — not generic estimates.
UK (5 tools)
ISA Allowance Tracker
Track your ISA contributions across Cash ISA, Stocks & Shares ISA, Lifetime ISA, and Innovative Finance ISA against your annual allowance. Shows remaining allowance and tax-free growth projections.
Try it: ISA Allowance Tracker
Pension Annual Allowance Calculator
The annual allowance is back to £60K but tapered for high earners. This tool calculates your actual allowance based on threshold income and adjusted income, plus carry forward from previous 3 years.
Try it: Pension Annual Allowance Calculator
Rent vs Buy Calculator
Compare the true cost of renting vs buying over 5-25 years. Includes mortgage interest, stamp duty, maintenance, opportunity cost of deposit, and house price growth scenarios.
Try it: UK Rent vs Buy Calculator
Self-Employed Expenses Planner
Organise your allowable expenses by HMRC category — travel, office, equipment, professional fees. Shows estimated tax saving for each expense.
Try it: Self-Employed Expenses Planner
Sole Trader vs Limited Company Calculator
Should you incorporate? This tool compares take-home pay as sole trader vs limited company director using 2025-26 rates — including corporation tax marginal relief, dividend allowance, and NIC savings.
Try it: Sole Trader vs Limited Company
Canada (4 tools)
Alberta Income Tax Calculator
Federal + provincial brackets for Alberta's flat 10% provincial rate. Shows CPP2, EI, and your marginal vs effective rate.
Try it: Alberta Income Tax Calculator
BC Property Transfer Tax Calculator
BC's PTT has a unique tiered structure — 1% on the first $200K, 2% up to $2M, 3% above. First-time buyer exemption included.
Try it: BC Property Transfer Tax Calculator
Ontario Land Transfer Tax Calculator
Toronto buyers pay DOUBLE land transfer tax (provincial + municipal). This calculator handles both, plus first-time buyer rebates.
Try it: Ontario Land Transfer Tax Calculator
Ontario vs BC Tax Comparison
Thinking of moving? Compare total tax burden — income tax, property transfer tax, sales tax, and cost of living between Ontario and BC.
Try it: Ontario vs BC Tax Calculator
Ireland (1 tool)
Rent-a-Room Relief Calculator
Earn up to €14,000 tax-free by renting a room in your home. This tool calculates whether you qualify and your net benefit vs standard rental income taxation.
Try it: Rent-a-Room Relief Calculator
Belgium (1 tool)
Belgisch Pensioen Calculator
Calculate your estimated Belgian state pension based on career years, salary history, and household situation. Uses the official RVP/SFP formula.
Try it: Belgisch Pensioen Calculator
Netherlands (1 tool)
Hypotheekrenteaftrek Calculator
Calculate your mortgage interest deduction (hypotheekrenteaftrek) under Dutch tax rules. Shows the actual tax benefit in Box 1 based on your income bracket and eigenwoningforfait.
Try it: Hypotheekrenteaftrek Calculator
Comparison Tools (3 tools)
ETF vs Mutual Fund Calculator
Compare total returns after expense ratios over 15 years. Shows how even a 0.5% fee difference compounds into thousands lost.
Try it: ETF vs Mutual Fund Calculator
Fixed vs Variable Mortgage Calculator
Model a fixed-rate period followed by variable rate adjustment. Shows break-even point and total interest paid under each scenario.
Try it: Fixed vs Variable Mortgage Calculator
RSU Vesting Tax Calculator
Calculate tax on restricted stock units at vesting — handles supplemental withholding rates, state taxes, and compare sell-to-cover vs hold strategies.
Try it: RSU Vesting Tax Calculator
All tools are free, private (data never leaves your browser), and require no signup. Part of Teamz Lab Tools — 1700+ free browser-based tools.
Originally published at https://tool.teamzlab.com
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