Math Challenge vs Cognify

Math Challenge started as a personal project. I originally built this app for my own kids to help them improve their mental math skills, gain confidence, and develop real calculation agility instead of relying on calculators or screens. The results were surprisingly good: in just a few weeks, their speed improved, their accuracy increased, and they started to enjoy maths. Seeing how well it worked, I decided to open it to more people. What I discovered was unexpected: Math Challenge was not only used by kids, but also by adults of all ages who wanted to keep their mind sharp and improve their mental agility. Today, Math Challenge is also a place where families can learn together. Parents can create family groups to follow their children’s progress over time, see how they are improving, identify weak areas, and understand what still needs work. Children stay motivated while parents get clear and simple visibility into real learning progress. To further increase motivation, Math Challenge includes a competition system. Players can join competition groups, compare results with friends or family, and take part in rankings and challenges that encourage regular practice and healthy competitiveness. In a world where calculators, mobile phones, and constant digital distractions are everywhere, the ability to calculate quickly and confidently is slowly disappearing. Math Challenge is a simple initiative to help bring that skill back. The app uses short, focused challenges and an adaptive learning system that tracks speed and accuracy for every operation. Based on your performance, it automatically focuses on the areas where you struggle most, helping you improve faster without wasting time on what you already know. Math Challenge includes addition, subtraction, multiplication, and division, and is designed for both kids and adults. Kids can master multiplication tables in a few weeks through play, while adults can train their brain and stay mentally active with just a few minutes a day. This app is free and built with one clear goal: to help people improve their mental agility and develop a stronger relationship with numbers. Whether you are learning alone, as a family, or through friendly competition, Math Challenge turns daily math practice into a smart and enjoyable habit.

Cognify is a calm five-minute daily workout for your mental math and memory. Six quick exercises, one short session a day, and a clear picture of your progress over time. Built for focus, not for endless games. WHAT YOU TRAIN - Speed Arithmetic for fast calculation - Number Memory and Grid Memory for short-term recall - Word Recall for verbal memory - Schulte Table and Color Match for attention and focus THE 60-DAY COURSE A structured path of one short session per day. Days 1 to 7 are free, so you can build the habit before deciding. Finish the course to unlock Endless mode. SEE YOURSELF IMPROVE Every session gives you an activity score and a playful brain-age estimate from your speed and accuracy, charted day by day. Keep a daily streak going to stay consistent. SIMPLE BY DESIGN No accounts, no ads, no clutter. Works on iPhone and iPad, in light and dark, fully in English, Russian, German, French and Spanish. Cognify Plus unlocks the full 60-day course, Endless mode and your complete history. Monthly or annual, with a 7-day free trial on the annual plan. Subscriptions renew automatically until cancelled; manage or cancel anytime in Settings. Terms of Use: https://github.com/spiroba/Memorywork/blob/main/terms-of-use.md Privacy Policy: https://github.com/spiroba/Memorywork/blob/main/privacy-policy.md