Hello Readers!
In this post, you can find a URL (Web Address) below which can help you in calculating German Wage Tax & Income Tax.
Click here: http://www.parmentier.de/steuer/steuer.htm?wagetax.htm (Select relevant fields and enter monthly Gross Salary, then the tool automatically calculates the Net salary {Check bottom of the page})
Know about taxation in Germany: http://en.wikipedia.org/wiki/Taxation_in_Germany)
Hope this post helps you people.