Dear Tanveer Ahmad

I used easychair.org it's good but somme functionalities are payable.

Regards

It's hard to pinpoint the differences between the two systems generally. Perhaps you need to specify first the requirements for your conference before you can compare the two systems. Anyway, attach are the links to the two system.

http://easychair.org/

https://edas.info/doc/features.html

Thanks to all

https://en.wikipedia.org/wiki/Submission_management_system

Above link will give all your answer

Dear Tanveer Ahmad

I used easychair.org it's good but somme functionalities are payable.

Regards

https://www.thinkmind.org/download.php?articleid=content...1...

This link maybe helpful

https://www.google.com/amp/s/www.researchgate.net/post/Edas_or_EasyChair/amp

regards

Those are "Conference Management Systems" providing different services depend on the gate itself.