What are some alternatives?
When comparing Linkbox.pro and Linkio.com, you can also consider the following products
Nightwatch - A forward-thinking SEO tracking and website performance tool.
Linkody - Save time and money by managing your SEO linkbuilding with Linkody.
Monitor Backlinks - Easy Link Management - SEO Tool for automatically checking your backlinks.
LinkLifting - LinkLifting is a semi-automated SEO service that helps your website to be ranked higher is the search engines.
SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
Linkcollider - Link Collider is a web-based service that is designed to grow your online business, social media networks, and personal blogs.