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.
DBeaver - DBeaver - Universal Database Manager and SQL Client.
GPACalculator.io - The easiest way to calculate your GPA
DataGrip - Tool for SQL and databases
Unigradecalc - Unigradecalc is a website that provides a tool for calculating GPA (Grade Point Average).
MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.