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.

OKRs.app - Reach your personal goals with OKRs

GPACalculator.io - The easiest way to calculate your GPA

Simple OKR - Track, measure and manage OKRs

Unigradecalc - Unigradecalc is a website that provides a tool for calculating GPA (Grade Point Average).

Focus - New Tab page that gives you a moment of calm and inspires you to be more productive.