DSST Practice Tests that Prep You for the Real Thing.

InstantCert's practice tests for the Substance Abuse DSST are ALL you need to pass your DSST exam. Our full-length practice tests simulate the feel and content coverage of the real exam. Sign up and start prepping today!

Simulate the DSST Experience.

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Our proprietary software is designed to mimic the functionality and appearance of the actual DSST software. Studying with InstantCert is the closest thing to going in and taking a real DSST test!

3 Full-length Practice Tests.

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Three full-length, timed, practice tests with 95-100 questions each allow you to drill the concepts and test-taking skills you need to ACE your exam. Take and retake these tests until you master the material and Test Day will be a BREEZE!

Pass the Test with NO Prior Knowledge.

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We provide a detailed explanation for every question in our practice tests. This is where you patch up any holes in your knowledge. If you thoroughly learn and understand our questions AND explanations, you WILL know everything you need to achieve a passing score on the test!

Customer Test Results for this Exam

1285 users submitted test results since October, 2006.
1231 of those users reported a passing score (96%).

Below are ten of the most recent user-submitted test results. These are unfiltered, real results that were submitted by InstantCert students:

Date of ExamResultScore
Nov 30, 2023passed438
Nov 26, 2023passed443
Nov 17, 2023passed454
Oct 24, 2023passed418
Sep 15, 2023passed481
Jun 29, 2023passed438
May 16, 2023passed414
Jan 10, 2023passed459
Dec 19, 2022passed454
Nov 23, 2022passed411
Live, unfiltered results posted by InstantCert students

Pass the test, Guaranteed!

Our hundreds of 5-star Google reviews, thousands of student-submitted test results, and tens of thousands of satisfied customers are our "proof in the pudding." We are so confident, we offer our 30-Day Risk-Free Trial.

Try our Practice Tests at NO Risk

Our Substance Abuse DSST Practice Tests are covered by our 30-Day Risk-Free Unconditional Money Back Guarantee. Sign up now and put them to the test. If for ANY reason, you are not satisfied with our proven exam prep resources, get your money back, no questions asked!

* CLEP is a registered trademark of the College Board, which was not involved in the production of, and does not endorse, this product.

At a Glance:

- 3 Full-Length Practice Tests
- Detailed explanations for each question
- Timed exam simulation software
- 100% online. Start studying instantly.

Additional Resources