automatic backlink software for SEO

This is called spam. xRumer is the software you want to use if you wanna spam the internet and tank your rankings. 

Wikipedia "XRumer is a piece of software made for spamming online forums and comment sections. It is marketed as a program for search engine optimization and was created by BotmasterLabs. It is able to register and post to forums (forum spam) with the aim of boosting search engine rankings."

I'd suggest looking into modern (and non-spammy) techniques on link building.

This is called spam. xRumer is the software you want to use if you wanna spam the internet and tank your rankings. 

Wikipedia "XRumer is a piece of software made for spamming online forums and comment sections. It is marketed as a program for search engine optimization and was created by BotmasterLabs. It is able to register and post to forums (forum spam) with the aim of boosting search engine rankings."

I'd suggest looking into modern (and non-spammy) techniques on link building.

"Postifluence" is the best automatic backlink software. It finds high-ranking sites for backlinking and will provide you with the blogger's contact information for long-term relationships. Its in-built follow-up system helps to get traffic. And it's automatic system reaches out to bloggers through Email & SMS. Give it a shot.