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Students: ACT/SAT Prep Built Just for You

Whether you’re taking the test in two weeks or two years, Quesbook has a plan that works for you. No matter your target score, Quesbook’s smart platform focuses on exactly what you need to know to get there.

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Parents: Smart Prep with Proven Results

Quesbook users have been shown to improve 3.2 times faster than students using other methods. With 1-month, 3-month, and lifetime plans, you can help your student get started preparing as early as they need to.

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Study smarter, not harder.

Every time you answer a question in Quesbook, it uses AI and machine learning to optimize your personal study plan. Quesbook tracks your readiness across 141 ACT/SAT success indicators and quickly learns how best to help you raise your score. Take the mini quiz below to see how Quesbook learns from your answers.

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Quesbook gives you an edge.

  • Get an AI-enabled, custom-built study plan.
  • Never waste your time on stuff you already know.
  • Prep for both the ACT & SAT without paying extra.
  • Study anywhere & anytime on any device.
  • Try it out at no risk, with a 7-day money-back guarantee.

ACT & SAT Dates and Deadlines for 2018-19


Test Date Registration Deadline Late Reg. Deadline
Feb. 9, 2019* Jan. 11, 2019 Jan. 18, 2019
Apr. 13, 2019 Mar. 8, 2019 Mar. 25, 2019
Jun. 8, 2019 May 3, 2019 May 20, 2019
Jul. 13, 2019* Jun. 14, 2019 Jun. 24, 2019

*No test centers are scheduled in New York for the February and July test dates. No test centers are scheduled in California for the July test date.
**See non-Saturday testing information for more details related to this test date.


Test Date Registration Deadline Late Reg. Deadline
Mar. 9, 2019 Feb. 8, 2019 Feb. 19, 2019*
Feb. 27, 2019**
May 4, 2019 Apr. 5, 2019 Apr. 16, 2019*
Apr. 24, 2019**
Jun. 1, 2019 May 3, 2019 May 14, 2019*
May 22, 2019**

*For mailed registrations
**For registrations made online or by phone

The next test is coming quick!
Start prepping now and watch what happens.