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iOS App Support

Green Bison Studio
Support

Welcome to our support page. We're here to help you get the most out of our puzzle games. Reach out anytime — we love hearing from players!

Need help? Email us directly:

greenbisonstudioteam [at] gmail [dot] com

We typically respond within 12-24 hours

Our Games

Dudoku

A sleek evolution of classic Sudoku that features both traditional square grids and unique hexagonal challenges.

View on App Store

Dual N-back

The ultimate cognitive training tool designed to scientifically improve your working memory and fluid intelligence through engaging daily challenges.

View on App Store

Contact Us

Have a question, feedback, or just want to say hi? We'd love to hear from you.

If the form doesn't work, you can always email us directly: greenbisonstudioteam [at] gmail [dot] com

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