Interactive
Calculators & Tools
Calculate instead of guessing. Every tool runs in your browser, nothing is sent anywhere, and every result can be shared as an image.
Salary
Gross to Net Calculator 2026
Calculates wage tax, solidarity surcharge, church tax and social contributions under the 2026 German rules for all tax classes and shows what the employer pays on top.
OpenTaxes
Income Tax Calculator
Runs the 2026 German income tax tariff with basic allowance, progression zones and splitting and shows what one more euro of income costs.
OpenInvesting
ETF Savings Plan Calculator
Shows contributions, gains and final wealth of a savings plan with optional lump sum, annual increase and cost ratio as a curve over the whole term.
OpenParking safely
Savings Interest Calculator
Calculates interest with monthly or annual crediting, withholding tax and the investor allowance, and compares with inflation.
OpenFinancing
Loan Calculator
Calculates instalment loans with annuity, shows total interest and remaining debt per year and compares two offers for refinancing.
OpenProperty
Mortgage Calculator
Calculates closing costs by the transfer tax of the federal state, loan amount, monthly payment, remaining debt after the fixed-rate period and the follow-up rate you can afford.
OpenRetirement
Pension Gap Calculator
Derives the monthly gap, the capital needed and the savings rate at different returns from your pension statement, target income and retirement date.
OpenMobility
Car Cost Calculator
Total cost of ownership with depreciation, fixed and variable costs for combustion and electric cars, compared with car sharing and rail.
OpenTravel
Travel Budget Calculator
Uses milinia’s country data for daily budgets and calculates travel fund, buffer, cash share and card costs for twelve countries.
OpenSelf-employed
Hourly Rate Calculator
Calculates the required revenue and hourly rate from net needs, health insurance, pension provision, business costs and German taxes, also backwards from your current rate.
OpenFamily
Parental Allowance Calculator
Calculates German parental allowance by replacement rate, minimum and maximum, sibling bonus, and compares basic, Plus and bonus in total.
OpenSubsidies
Subsidy Finder
Checks over 20 subsidies from KfW, BAFA, the federal government and the states against your answers and lists what fits, with amount and route to the application.
OpenProtection
Insurance Check
Sorts 18 insurance policies by your situation into essential, sensible and superfluous, with indicative prices and points to check.
OpenSaving
Budget Planner
Splits your net income by the 50-30-20 rule, compares it with your actual fixed costs and calculates when a savings goal is reached with the possible rate.
OpenPrecious metals
Gold Calculator
Calculates the fine gold value by weight and alloy with an adjustable gold price, for bars, coins, jewellery and dental gold, and shows fair buying ranges.
OpenTo share
Money Type Quiz
Eight questions, six money types, a result with an image to share: find out whether you are a Saver, Strategist, Bon Vivant, Collector, Founder or Global Citizen.
StartWith an offer
Estimators that lead to an answer
Watch Estimator
Brand, model class, age, condition, set: a first value range for your watch in one minute.
OpenProperty Estimator
City, living area, year built, condition, location: a first value range for your property from the regional data.
OpenGold Investment Planner
Lump sum or savings plan, term, scenario: how much gold you get and what it could be worth.
OpenPortfolio Check
Eight questions on costs, diversification, allocation and behaviour: how well your portfolio is set up, with a score.
Open