Calculators

Financial calculators - compute your runway, savings rate, time to FIRE and more.

Compound Interest Calculator EU 2026: VWCE 30-Year

Compound interest calculator deep dive EU 2026: VWCE 7 percent over 30 years, inputs, formulas, fee and tax drag with worked examples and Excel formulas.

Read more →

FIRE Calculator EU 2026: 25x Rule vs Savings Rate

FIRE calculator deep dive for EU 2026: 25x rule vs savings rate math, inputs, sensitivity, worked examples DE FR IT ES NL PL and Excel implementation steps.

Read more →

Mortgage Affordability Calculator EU 2026: DTI & LTV

Mortgage affordability calculator EU 2026: deep dive debt to income LTV stress test by country DE FR IT ES NL PL with worked examples and Excel formulas.

Read more →

Retirement Calculator EU 2026: 3-Pillar Deep Dive

Deep dive EU retirement calculator coordinating 3 pension pillars: state, occupational, private. Inputs, formulas, worked examples by country with 2026 data.

Read more →

Tax Savings Calculator EU 2026: IKE PEA ISA PIR

Tax savings calculator deep dive EU 2026: IKE PEA ISA PIR limits, formulas, worked examples by country and Belka 19 percent Polish reader angle included.

Read more →

How Long Will My Money Last? EU 2026 Retirement Withdrawal

Calculate how long your retirement portfolio lasts in 2026 EU: 4% rule (Bengen), 3-3.5% Pfau revision, sequence-of-returns risk, bucket strategy, country tax impact (Portugal IFICI, Italy 7%).

Read more →

How Much Emergency Fund Do I Need? EU 2026 by Situation

Calculate your EU emergency fund in 2026 by situation: 3-6 months employees, 6-12 months freelancers, where to keep it (Trade Republic 3.25%, MyInvestor, FLRN), per-country welfare offsets.

Read more →

How Much House Can I Afford? EU 2026 Mortgage by Country

Calculate your EU house affordability in 2026 by country: 28/36 DTI rule, NL 100% LTV, DE 80% / 35% DTI, UK 4-4.5x income, hidden costs (notary, transfer tax, maintenance). Worked examples.

Read more →

How Much Money Do I Need to Retire? EU 2026 (25× Rule)

Calculate your EU retirement number in 2026 with the 25× rule, 28× and 33× variants, country tax adjustments (Portugal IFICI, Italy 7%), and state pension offsets. Worked examples.

Read more →

How Much to Save for Retirement by Age? EU 2026 Monthly

Calculate monthly retirement savings by age in 2026 EU: Fidelity 1×/3×/6×/8×/10× benchmarks, €340/mo from 25 vs €1,500 from 45, country tax wrappers (UK ISA, PL IKE/IKZE, FR PEA/PER).

Read more →

10 Best Financial Calculators for 2026: Mortgage, Retirement, FIRE, Investment & Tax

Comprehensive guide to the 10 most useful financial calculators in 2026. Covers compound interest, mortgage (WIBOR-based), FIRE, IKE/IKZE tax savings, net salary, inflation, DCA, debt payoff, emergency fund, and rental yield calculators — with examples and key inputs.

Read more →

Retirement Calculator: How Much Do You Need to Retire in Poland?

Calculate your retirement number. How much to save, expected expenses, ZUS pension gap, and building a retirement income plan for Polish residents.

Read more →