GSA Search Engine Ranker is an automated SEO tool for building backlinks to improve website rankings, popular for its efficiency, affordability, and versatility. Due to its one-time payment and customization options, people choose it to automate large-scale link building, especially tiered strategies. However, its usefulness depends on the user's expertise: for experienced users, it is powerful for creating tiered links with high-quality content, but for beginners, it is risky due to its high learning curve and the possibility of generating spammy links that violate Google's guidelines. For best results, it requires careful setup and integration with advanced tools, which makes it a valuable but relatively niche tool in modern SEO.