Can any one suggest me some free download links for downloading HFSS and CST simulation tools.

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Ahmad sajedi bidgoli

Hello dear

The site (www.cst.com) is the best source for solving issues.

Siddhant Sahoo

CST has a free student version that you can download and use

https://www.cst.com/academia/student-edition

padakandla chenna praveen Kumar

thanks for your valuable suggestions mr.Ahmad sajedi bidgoli and Mr.Siddhant Sahoo, i will use this.