Amazon Keyword Tool for free : SellerApp Alternatives

Free Link Checker by LRT

Free link checker to verify all links on a page. Finds broken, unverified, no-follow, follow, internal, external links.

Majestic Backlink Analyzer

Majestic backlink analysis straight into your browser.

FatRank - SEO Rank Checker

FATJOE

Check your website's ranking position in Google search results across different countries

Titans Quick View - Amazon Niche Finder

Niche & Keyword Research Tool, Amazon Quick View BSR Data for Amazon KDP & MBA

Alaev SEO Tools: Free Audit & Analysis

Инструменты для анализа и SEO-оптимизации сайта: метатеги, заголовки, изображения, ссылки, микроразметка, индексация и другое

GMB Everywhere - GBP Audit for Local SEO

Find GMB categories, GMB Audits, Review audit, and Post audit. Spy, audit, and crush your GMB competitor with this Local SEO tool.

Website Ranking and SEO Checker by Semalt

Semalt SEO Extension is a free SEO tool to track websites’ Google rankings and spot issues that keep you from attracting traffic.