Math, science, graphing, and study tools in one offline iPhone app.

Winston Scientific is designed for students, everyday users, and advanced problem solving. It includes fast basic calculation, scientific functions, graphing tools, and a searchable local study library built from open textbooks.

Get support Read privacy policy

Built for multiple levels

Basic arithmetic, scientific math, graphing, history, and focused study tools in one app.

Works offline

No web connection is required for core calculator use or for browsing the bundled book catalog.

Searchable reference layer

Includes a local catalog for selected OpenStax and OpenIntro titles chosen for App Store-safe licensing.

Included study catalog

OpenStax Prealgebra 2e
OpenStax Elementary Algebra 2e
OpenStax Intermediate Algebra 2e
OpenStax College Algebra 2e
OpenStax Algebra and Trigonometry 2e
OpenIntro Statistics
OpenStax College Physics 2e
OpenStax Chemistry 2e