Credits are earned by progressing through courses, passing levels and completing categories. Use them here.

You are in browse mode. You must login to use MEMORY

   Log in to start


You have 20 virtual credits to spend.

Earn more credits by completing new levels and keeping your practice up to date. Spend them here to enhance your learning journey.

Note: There is no real world charge for credits - they are awarded by completing levels only. Memory is a free application.


Buy an extra hint to aid you in your quest for mastery. Hints also allow you to rotate the question type in Smart or Custom mod

Cost: 1

Hints owned: 0

5 hints

Buy a pack of 5 hints at a reduced cost

Cost: 4

Hints owned: 0

Streak repair

Missed a day? Lost your streak of consecutive days? Visit this item to see which missed days you can restore.

Cost: Visit page

XP Boost for 24 hours

Feeling keen? Dominate the leaderboard by activating this to increase your XP earnings by 30% for the next 24 hours.

Cost: 20

Course Boost - 3 Days

Boost your course's ranking on the course page for 3 days to increase its visibility - Public courses only

Cost: 300

It will not be visible to anyone that your course is boosted, but it will appear in the first few pages of the course screen.


Retry a question straight after if you get it wrong. Either click retry on the answer screen, or the back button on the toolbel

Cost: 2

Retries owned: 0

Swap Question and Answer mid round

Swap the question and answer mid session without restarting

Cost: 5

QA Swaps owned: 0

Question Type Swaps

Reload same question in a different question type (smart/custom mode only)

Cost: 2

Question type swaps owned: 0