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I built 9 free SEO tools so I'd stop paying $100/mo to audit my own sites
免费提供9个专业SEO审计功能，帮你省去每月$100的工具订阅费，快速诊断网站技术问题。
We run 10+ web products. For years we paid for an SEO suite mostly to do one thing: technical audits. The keyword and backlink features sat unused whi…