This application is designed to improve calculation speed and concentration through simple gameplay. It's suitable for children to enhance their math skills and intelligence.





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Whether you want more options like Tes Buta Warna Ishihara or a completely different take on the same concept, our curated list of 7+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.





This application is designed to improve calculation speed and concentration through simple gameplay. It's suitable for children to enhance their math skills and intelligence.






Prepare for civil service school entrance exams with this comprehensive study application. Access daily online mentoring, numerous practice tests with detailed explanations, and video lessons covering all necessary subjects. It offers a flexible try-out system with statistical evaluation and national ranking to help you succeed.





Practice the Kraepelin test, a mental arithmetic exercise. Add adjacent numbers and input the last digit. Features custom operators, test assessment, and a PRO version with handwriting recognition and ad removal.


Practice number addition exercises inspired by the Kraepelin method to sharpen mental arithmetic and build concentration. Offers unlimited practice with real-time scoring and detailed performance insights for cognitive training.


Discover your intellectual potential with an intelligence quotient test. Answer a series of questions to determine your IQ level and receive personalized comments. It's a quick and easy way to assess your cognitive abilities and see if you're a genius or need to brush up on your knowledge.


Learn Japanese with engaging audio-drama lessons designed for beginners. Master 48 useful phrases through interactive content covering vocabulary, grammar, and pronunciation. Includes hiragana and katakana practice.