Millennium Problems
7 Unsolved Math Mysteries
About
Explore seven unsolved mathematical mysteries, each with a million-dollar prize. This app adapts content for all skill levels, from middle schoolers to doctoral researchers, with interactive 3D visualizations and built-in quizzes. Learn at your own pace, offline, with no ads or subscriptions.
What's New in Millennium Problems
1.2.1
April 5, 2026
Fixed quiz navigation on smaller screens, improved app stability on launch, and smoother scrolling throughout.
Developer apps
FAQ
What are the Millennium Problems?
The Millennium Problems are seven of the most important unsolved mathematical problems, with a $1 million prize offered for each solution by the Clay Mathematics Institute. The app covers P vs NP, Riemann Hypothesis, Yang-Mills & Mass Gap, Navier-Stokes, Hodge Conjecture, Birch & Swinnerton-Dyer, and the solved Poincaré Conjecture.
How does Millennium Problems adapt to different skill levels?
The app allows users to select their grade level, from Grade 6 to Graduate. Content is then explained using simple analogies for younger learners and rigorous proofs for advanced students, ensuring accessibility for a wide audience.
Can I use Millennium Problems offline?
Yes, Millennium Problems works offline. The app is designed to run entirely locally on your device, meaning you do not need an internet connection to access its content or features.
Does Millennium Problems have ads or require a subscription?
No, Millennium Problems is completely free, ad-free, and does not require a subscription. All content and features are available locally on your device without any additional costs or interruptions.
What kind of interactive elements are included in Millennium Problems?
Each problem is accompanied by real-time Three.js 3D visualizations that allow users to see concepts like rotating elliptic curves or swirling fluid particle fields rendered directly on their device.
How does Millennium Problems track learning progress?
The app includes built-in quizzes for each problem and grade level. Users can test their understanding, earn XP, maintain a learning streak, and collect badges as they progress through the material.
What is the age rating for Millennium Problems?
Millennium Problems has an age rating of 4+. This indicates it is suitable for a very broad audience, including young children, though the advanced mathematical concepts are best suited for older learners.
On which devices can I use Millennium Problems?
Millennium Problems is available on iPhone, iPad, and iPod devices. The app is designed to run natively on these Apple platforms.