Free Calculators Overview

Emergency Generator Fuel Consumption Calculator

Calculator for dogs age

Cost comparison: how much does a camping vacation cost?

How much space do my guinea pigs need?

Calculate PV inverter sizing

Price calculator vacation apartment with booking calendar

Which is better - the Toniebox or the Tigerbox?

Calculate price increase

Save electricity costs, electricity savings calculator

How many balls for ball pool on 1st birthday?

Calculate parquet cost and laminate need

Budget planner: how expensive will a child's birthday be?

Investment luxury real estate online calculator

Construction Save costs when building a house

Calculate commercial electricity costs

Cost calculator pond renovation and pond repair

Calculation price calculator pond planning and pond costs

Cost calculator pond filter build yourself

Fondant calculator: How much fondant for my cake?

Price calculator for online study costs in Germany

Calculate phovoltaic systems prices

Plastics Technology Calculator Industry Extrusion

Cheap balcony renovation with instructions

Cost house purchase and calculate service charges

Calculate optimal pond filter performance

Planning cost calculator of a pond pump for the garden

Koi diseases calculate treatment costs, optimal water values

estimate koi prices with koi value calculator

Biogas plant calculator for biofuels & profitability

List of free online calculators for webmasters and website operators

Would you like to go the easy way, just click through our constantly growing list of existing calculation tools - and in case they are open to public, feel free to install them on your website or to use them for direct calculations on our website. Once you have created an online calculation tool, you can also set the status to "non-public" (private) and exclusively use it for your own website. This exclusive feature is available in the attractive CALC PREMIUM bundle.

Benefits for

- visitors
- webmasters (private and small companies)
- commercial website operators

If you search german calculators from Germany, Austria or Switzerland you can visit our german site for Calculators. As a visitor, you have unlimited access to a variety of existing calculation tools and use these quickly, easily and totally free of charge. Of course, you can also create a simple online calculator for free. More information are available on the CALC-bundles page.

Webmasters of private and small business websites

Private or non-profit website operators as well as small businessmen (freelancers) without deeper programming skills also benefit from the free services provided by You can create the online calculator of your choice yourself or install public calculators on your own website, in order to offer your visitors an added value.

Should you be interested in several free calculators, an own source code or (coming soon) the conversion into a mobile app, the CALC-PREMIUM bundle might be interesting for you.

Commercial website operators, webmasters or administrators profit from a variety of services on

- use our integration service: We create the calculator of your choice as per your specifications, including a simply protected formula source code (the formula is not visible in the code).
- use the calculator as a poll module (data mining), since in case the calculator is set to "public" status and of broad interest, a lot of other website operators will integrate them.
- You will receive a 100% own script code which you can also manually alter any time.

Your individual online calculator of your choice

We will happily take care of creating a calculation tool for your websites. Depending on the bundle booked, you can also send us an excel file which we will use as a basis for your calculator.

We develop High Quality Calculators, Web Tools & Web Solutions for Business Clients