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Yes. Brain Arena is currently playable for free. Stage progression and participation in the World Cup are also available with no additional fee.

Choose the game you want to play and challenge stages in order from stage 1. When you clear one, the next stage is unlocked.

Yes. Because the core tasks are mostly nonverbal, players can participate regardless of age or country. Later stages become significantly harder, so adults can also find strong challenge.

Fairness is one of Brain Arena’s most important design principles. All players compete on the same stages in the World Cup Payment does not affect competitive results Scores are standardized by level These keep a structure where ability is reflected correctly.

No, it is different from an IQ test. Brain Arena is not a medical diagnosis tool; it visualizes and gamifies cognitive ability as competition. It still includes overlapping domains such as reasoning, memory, and processing speed.

Many brain-training apps are designed for practice, but Brain Arena is designed as an actual competition format. It has a world tournament. Everyone competes on the same problems. Paying does not create a gameplay advantage. Abilities are visualized as measurable scores. Instead of vague training, Brain Arena is built to measure and prove performance.

Yes. It starts from stage 1 and gradually becomes more difficult. Early stages are intuitive, so no special knowledge is required.

Yes. You can replay cleared stages as many times as you want. Repeating helps you confirm growth and consistency.

Repeated play improves consistency and decision speed. However, Brain Arena is designed so that simple memorization alone will not be enough. As core processing ability becomes stable, it leads to long-term score improvement.

Depending on network conditions, play results may not be recorded correctly. Please use as stable a network as possible.