smart-rechner.de
Free German online calculators for salary, tax, pensions and everyday finance, also licensed to other websites
Highlights
- New on EvolcAdded 2026-10-28
About smart-rechner.de
Smart-Rechner GbR publishes 208 online calculators covering topics such as salaries and taxes, pensions, housing, finance, health, law, energy, time and date. Each calculator is accompanied by guide texts that the company says are kept up to date with current laws and regulations.
The calculators are offered free on smart-rechner.de and can be licensed for integration into third-party websites. Customers named on the site include juris, the legal information system of the Federal Republic of Germany, for which the company replaced its online calculators in 2018 and maintains their content. The site states that more than 150 websites have published its calculators and that the calculators have been used more than 250 million times.
The company was founded in 2011 and is run by Stefan Banse, who leads development and special-topic editorial work, and Michael Mühl, who leads marketing and the tax editorial team. Calculator content is prepared with an editorial team drawing on expertise in tax, finance, medicine and law.
Product: 208 online calculators on topics such as salary, tax, pensions, housing, health and time, with guide texts; calculators can be licensed for third-party websites.
Jobs at smart-rechner.de
Leadership
- Michael Mühl · Leiter Marketing und Redaktion SteuernSource: company website
- Stefan Banse · Leiter Entwicklung und Redaktion SonderthemenSource: company website
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Website technologies
Older, unverified list. Detection dates and supporting evidence are not yet available.
- Algolia
- Cloudflare
- Google Universal Analytics
- Matomo