PPC Gear - Instantly find where you lose money in Google Ads
KeywordTool.io - KeywordTool.io is the best FREE alternative to Google Keyword Planner and Ubersuggest. It uses Google's autocomplete feature to get over 750+ long-tail keywords for any given query.
Wonpy - The SEO keyword tool for smart Google Ads advertisers
Google Trends - Explore Google trending search topics with Google Trends.
PPC Ad Lab - Get real-time Google Ads data from any location (even zip codes).
Keywords Everywhere - Free browser add-on for keyword volume, CPC & competition