Online Calculators

Air Changes per Hour Calculator

Our expert calculation tool gives you an overview of the different AiroDoctor product models, their CADR (Clean Air Delivery Rate) on each fan speed level, and the total amount of air changes per hour in a given setting. In combination with your entered room length, width, and height, the total volume of air is being calculated together with the necessary time to achieve a complete purification of the entire room.

Indoor Virus Transmission

This calculator helps users understand how mitigation measures affect the indoors transmission of the SARS-CoV-2 virus under well-mixed ventilation conditions.

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Infection risk considering the metrics of B.1.1.7 Virus in combination with room size, height, amount of people, duration of speaking, modes of ventilation.

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COVID-19 Vaccine Production Calculator

This calculator lets you know how long it would take to produce a vaccine against a disease such as COVID-19. (Always consider possible delays in the delivery.)

Vaccination calculator for Germany with live key figures:

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Mask vs. No Mask Calculator

This calculator is here to help people understand to importance of wearing masks in public. It tells you how your individual actions may limit the spread of COVID-19.

Social Distancing

This calculator is designed to improve public awareness and helps you to understand how your actions affect the spread of the virus within your community

Reopening Calculator - Coronavirus

This calculator was created to help you understand the importance of gradually coming out of lockdown. It showcases the potential risks of going back to a normal life before enough people are immune to the infection.

Classroom Spacing Calculator

This calculator analyzes how many students can fit into one classroom while current social distancing rules.

Infectious Disease and Epidemic Calculator (SIR Model)

If you want to understand how an epidemic, like the flu or SARS-CoV-2 (coronavirus), evolves over time, and how we can minimize its effects, this infectious disease and epidemic calculator will help you fulfill that goal.

COVID-19 Mortality Risk

This calculator was created to inform people how important it is to take individual protection measures to prevent a COVID-19 infection. It helps you to understand how your comorbidities affect how serious the disease might be if you get infected with the virus.

Quarantine Food Calculator

This calculator was created by a professional dietitian, and will tell you how to shop wisely, so you feel safe while not contributing to the global hysteria.

COVID-19 Waste Calculator

We are disposing 129 billion face masks and 65 billion plastic gloves every month globally, according to a recent study in the journal Environmental Science and Technology.