IQ and Aptitude Test Practice is a free IQ test application developed by LangiS for Android users. This comprehensive application provides more than 100 IQ test questions with answers, categorized into logical, spatial, and numerical tests. The aptitude test questions are nonverbal and are useful for preparing for job application assessments, as well as for improving mental exercises and inductive and logical reasoning, numerical, and spatial abilities. The app also includes a memory test and unlimited practice with cube test and mental arithmetic test. Hints and solutions are provided for most questions, and based on your performance, you will receive an IQ (Intelligence Quota) score. It is important to note that the sample population used to calculate the IQ score in this application is likely smarter than the average population of the world, so the IQ score calculated by this app may be lower than the IQ score calculated based on the whole population of the world. Overall, IQ and Aptitude Test Practice is an excellent tool for those looking to improve their cognitive skills and prepare for various assessments.