BlitzResults: Educational website with focus on consumer topics

We do the math for you.

We offer dozens of interactive tools and online-calculators that answer questions like the following. We give you not only the results, we also provide in-depth information and pragmatic expert advice to help you make informed decisions.

The calculation portal for your everday questions

Practical tips and information from experts

Includes calculation methods, examples and formulas

Percentage calculator

Whether increases, deductions, discounts or markups – with our percentage calculators you will find the right solution in a flash.

Electricity calculator

How much power do large household appliances use?

Date of delivery

With the help of our pregnancy calendar, you can calculate all important dates during the 40 weeks of pregnancy.

Screen time calculator

How much screen time is too much for my kids? – your online calculator portal for everyday questions

How often do we face simple questions in everyday life without having the answer at hand? Like how high is your paycheck after a 7% salary raise? How many calories are burned during a 30 min. jog? What age is a 10 yr. old dog is in human years? We know the calculations.

That’s why offers more than 200 free online calculators, as well as a wealth of information and tips – for lightning-fast answers and detailed background knowledge.

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Health & Diet

Ideal weight or above? The BMI calculator knows the answer. What is your body fat level? Good for the back: adjust your office chair to the right height. And: What does your meat consume add up to? See all calculators.


Find the ideal heart rate zone for cardio training or weight loss. Use the step-calculator to check whether you are really walking 10,000 steps a day. See all calculators.

Size conversion

Use the following calculators and converters to easily find the correct size. For example shoe sizes,  pants sizesjeans sizes or ring sizes. Or learn everything about international sizing like European Clothes SizesAsian Size ChartsWomen’s sizesMen’s sizesGirl’s Clothing SizesBoy’s Clothes SizesBaby Clothing Sizes or Kids Shoe SizesSee all calculators.

Energy saving

How much power do large household appliances use? What about your laptop? And how much gas would you could save by getting a car with a better mileage? See all calculators.

Calculations in the last 30 days