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 these. But we won’t leave you out in the rain with just results though, we provide in-depth information and pragmatic advice from experts so that you can make informed decisions.

The calculation portal around everyday questions

Practical tips and information from experts

Including calculation method, examples and formulas

Percentage calculator

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

Electricity calculator

How much power do large household appliances consume?

Date of delivery

With the help of pregnancy calendar, you can calculate all important dates around the birthdate and weeks of pregnancy.

Screen time calculator

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

How often do we face simple questions in everyday life without having the answer at hand? Even the calculator sometimes doesn’t help. How many Dollars a 7% salary increase actually are, how many calories are burned when jogging, or how old a dog is in human years can only be calculated by someone who knows how.

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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Consumer Topics

Identify deceptive packages, divide shared apartment costs fairly or check whether a discount is really worth it. How much screen time for kids is too much? See all calculators.

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 optimal 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 consume? 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