Useful Calculators and Converters
All tools free and online. Convert units, currencies, calculate VAT and much more.
Unit Converter
Convert length, weight, volume, area and other units
Currency Converter
Current exchange rates for CZK, EUR, USD and more
VAT Calculator
Calculate VAT, price with VAT and without VAT for Czech Republic
BMI Calculator
Calculate body mass index and recommendations
Mortgage Calculator
Calculate monthly mortgage payment and total costs
Fuel Consumption
Calculate fuel consumption and trip costs
Pension Calculator
Estimated pension calculation
Interest Calculator
Calculate simple and compound interest
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Why use Calculator?
✓ Free and no registration
All tools are free and require no registration.
✓ Current data
Exchange rates and other data are updated automatically.
✓ Easy to use
Intuitive interface for quick calculations.
SEO-ready experience
Every calculator has its own crawlable URL, descriptive headings, and structured content. Search engines can easily match the page to keywords such as “VAT calculator Czech Republic”, “compound interest calculator”, or “unit converter”.
We balance keyword coverage with natural explanations of formulas, so the content also ranks for long-tail questions like “how to compute BMI quickly”.
Technical enhancements:
- preview images for social media and Google Discover,
- FAQ blocks that mirror user intent,
- JSON-LD markup for both WebSite and FAQPage entities,
- static rendering with lightweight assets for faster loading.
Frequently asked questions
Which calculators are included?+
We bundle unit and currency converters together with VAT, BMI, mortgage, interest, pension, and fuel calculators. More templates are added based on user interest.
Is the Calculator free to use?+
Yes. All tools are free, require no login, and provide instant approximate results once you enter the necessary inputs.
How often do you update rates and formulas?+
Exchange rates, VAT rates, and other references are reviewed at least weekly. Specialised calculators include a note describing the data source and last update date.