Calcbot for Apple Watch - Calculate, convert, and split tips from your wrist

Line Graph Maker - Create a line graph for free with easy to use tools and download the line graph as jpg or png file.

SpeQ Mathematics - SpeQ is a small, extensive mathematics program with a simple, intuitive interface.

Desmos - A beautiful, innovative, and modern online graphing calculator.

Qalculate! - Qalculate! is a multiplatform multi-purpose desktop calculator.

Simple graph maker - Simple graph maker is a simple to use graphing tool that allows users to create colorful graphs to use their presentation.