Chroma Master vs MentalMultiply

Chroma Master is a color training app designed to improve color perception and matching skills. SUBSCRIPTION REQUIRED A subscription is required to access the app’s content and features. After completing onboarding, users must subscribe to unlock all training modes, including color matching exercises, special training modes, and progress statistics. AUTO-RENEWABLE SUBSCRIPTION • Subscription length and price are displayed on the purchase screen. • Payment will be charged to your Apple ID account. • Subscription automatically renews unless canceled at least 24 hours before the end of the current period. • You can manage or cancel your subscription in your Apple ID settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Mental Multiply teaches you how to multiply faster using the Trachtenberg System and powerful pattern-based mental-math techniques. Designed for students, adults, teachers, and mental-math enthusiasts, Mental Multiply turns multiplication into a practical skill you can understand, practice, and improve. Create personalized exercises based on your level and choose whether to solve the complete calculation process or focus only on the final answer. Learn Faster Multiplication Methods • Practice the Trachtenberg multiplication rules • Discover shortcuts for numbers close to 10, 20, 100, and 200 • Learn the “same tens, units add to 10” pattern • Follow clear, step-by-step explanations • Recognize useful number patterns and solve problems more efficiently Personalized Practice • Practice individual multiplication tables or combine several multipliers • Choose the number of digits in each exercise • Adjust the difficulty from beginner to advanced • Practice complete guided calculations or final answers only • Receive immediate feedback as you work Choose Your Calculation Direction Practice using: • The familiar left-to-right answer-entry direction • The Trachtenberg right-to-left working method This helps you learn the method in the way that feels most natural to you. Built for Continuous Improvement • Clean, distraction-free design • Structured practice sessions • Progress tracking and performance insights • Exercises for different experience levels • Support for multiple languages Mental Multiply is ideal for: • Students developing stronger multiplication skills • Adults who want to sharpen their mental arithmetic • Teachers demonstrating alternative calculation methods • Mental-math enthusiasts • Anyone preparing for mathematics or aptitude challenges Move beyond memorization. Learn the rules, recognize the patterns, and build the confidence to calculate faster in your head. Download Mental Multiply and start training your brain today. Some features may require an in-app purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/