Number Memory Test

Test how many digits you can memorize. Each level shows a number that grows by one digit. Type it back correctly to advance. How far can you go?

Test your number memory

Memorize the number, then type it back

Related Tests

Sequence Memory Test

Remember and repeat tile patterns that grow longer each level.

Reaction Time Test

Measure your reflexes. Click when the screen turns green.

How It Works

Click Start to begin.
Memorize the number displayed on screen.
Type the number when prompted and press Enter or Submit.
Each level adds one more digit to remember.
The test ends when you enter the wrong number.
Your score is the highest level reached.

Tip: Try grouping digits into chunks (e.g., "492" "817" instead of "492817"). This technique, called chunking, can significantly extend your digit span.