PPC Gear - Instantly find where you lose money in Google Ads
calculator.net - Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.
AdWords Keyword Generator - Instantly generate thousands of targeted longtail keywords
GPACalculator.io - The easiest way to calculate your GPA
Keyword Surfer - Get search volumes & keyword data directly in Google.
Unigradecalc - Unigradecalc is a website that provides a tool for calculating GPA (Grade Point Average).