Calculate what you really pay.
Quickly and freely calculate what your daily expenses cost you. From driving and electricity to housing and your monthly budget.
What do you want to calculate?
Choose a calculator and calculate your costs right away.
Car & transport
Calculate fuel costs and the total cost of your car per month and per kilometer.
Money & budget
Calculate your monthly budget, savings goal and discover how much you have left.
⛽ Cheap refueling near you
Check live fuel prices and find the cheapest station near you.
Want to see the current fuel prices of all fuel stations near you?
The map opens in a new tab on Carbu.com — the official source for fuel prices in Belgium.
📍 Or search on Google Maps
Find a fuel station near you:
About KostCheck
Simple insight into your daily costs.
💡 What is KostCheck?
KostCheck.be helps you quickly and easily calculate what daily expenses really cost you.
Calculate for example your fuel costs, energy consumption, housing costs and monthly budget. No complicated formulas: you enter your data and KostCheck does the calculation.
KostCheck is free to use and aims to give you a clearer picture of your costs and expenses.
💙 Support KostCheck
KostCheck is free and will stay free. Want to give a little push anyway?
Every contribution helps keep the site online and build new calculators. Even €1 makes a difference.
Thank you for your support! 🙏
🏦 Or via bank transfer
Prefer not to use PayPal? You can also transfer directly:
💳 IBAN
**** **** **** 3967
Account name: Nick Loncke
Reference: Support KostCheck
📤 Share KostCheck
Found it useful? Share KostCheck with friends or family.