Perform at your peak


PSI Test Prep gives you the tools to turn practice into performance with powerful products from America's most trusted tester.
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Unlock your potential with the Test Prep App powered by Memorang. Whether you're on the go with your mobile device or in the comfort of your home, the Test Prep App is ready to help you acheive your test day goals.

Test day, turbo-charged.

From quick assessments to premium, full-featured exam prep, PSI has the tools you need

 for the confidence you want on test day.

We know the test because we wrote it.

No, PSI Test Prep won't give you the answers to memorize for test day — but it will prepare you for the questions you'll see.

All PSI test prep products are aligned to the PSI's national test objectives and based on the real-world test experience to give you the confidence to test without the stress.

Take advantage of robust features and intelligent technology that fuel your performance with PSI Study Packs.

What's best for me?

With a wide variety of choices to help you become your best on test day, you may be wondering where to start. Click through the menu options to help you determine what products may be best for you!

With our Study Packs powered by Memorang, you can practice questions as many times as you want! With a questions aligned to your test day topics, Study Packs are a great choice to help you boost your test day readiness

  • Take advantage of AiLA, Memorang's smart study assistant to help you learn beyond the response, ask you own questions and more!

  • Guided responses explain the answer and offer hints to help you choose your response

  • Fully loaded Progress board pinpoints where you need to focus and what you've mastered

  •  Full-featured AiLA is only available in Study Packs and Study and Practice Bundles


Our Practice Test Pack x1 powered by Memorang provides you with one single-attempt practice test. Practice tests are best used to help gauge your test day knowledge after you have studied. 

  • Best for a fast session closer to test day

  • One single-attempt test unlocked out the available three in the Test Prep App 

  • Timed test

  • Question guidance is not provided during practice tests


Our Study and Practice Bundle powered by Memorang gives you the best of both single-attempt practice tests and the Study Pack

  • All the features of the Study Pack, including AiLA

  • Three single-attempt practice tests

  • Timed test

  • No question guidance provided


Our Practice Test Pack x3 powered by Memorang unlocks all three of the practice tests available in the Test Prep App. The three pack is best used when you are first  starting to study, after you've studied for a while, and the last one close to your test day. 

  • Three single-attempt practice tests

  • Progress Board

  • Use AiLA to Review questions you have already answered in the Progress section


Our Basic Practice Tests are powered by GMetrix and provide full-length tests based on actual test longevity. 

  • One practice test

  • Multiple attempts

  • Score Report to help you gauge your understanding of topic knowledge


An Inside Look at the Test Prep App

Take a look at our comprehensive guides to see how to navigate through the App. Want to try the App for yourself? Get started with a FREE diagnostic here


Get ready the right way with PSI Practice Tests & Exam Prep

Because practice makes prepared.

 Test Prep App Assistance

Use our step-by-step guides to answer common questions about the Test Prep App. Need more help? Visit our FAQs!