United States · Exam

Where to study for the SIE exam

Start with FINRA’s free content outline and 75-question practice test. They show you exactly what the exam covers. Most people then add a course or question bank, and the main ones cost from about $99 to a few hundred dollars. We checked each one’s price and what’s free in October 2026.

Official and free

FINRA SIE content outline

Official · PDF
Price
Free
Free to use
The full outline

FINRA’s own list of every topic on the SIE, with how many questions come from each of the four sections. It’s the closest thing to an official study guide, and every prep course is built on it.

Checked October 2026

FINRA SIE practice test

Official · web
Price
Free
Free to use
75 multiple-choice questions

A full-length set of questions like the ones on the real exam. It’s untimed, so set your own 1 hour 45 minute timer if you want to test your pace. Take it near the start to see where you stand, or near the end as a final check.

Checked October 2026

NASAA study guides for the Series 63, 65 and 66

Official · PDF
Price
Free
Free to use
Study guides and content outlines for all three exams

NASAA writes these exams, so its outlines show exactly what’s tested. There are no official practice questions. Some questions change in early 2027 after updates to NASAA’s rules on adviser advertising.

Checked October 2026

Apps and websites

Achievable SIE

Online course
Price
$99 one-time, 1 year of access
Free to use
A free trial with no credit card, and a free 75-question practice exam

A self-study course with 2,000+ quiz questions and 35+ full-length practice exams. It has a money-back pass guarantee. Bundles with the Series 6 or 7 cost $199 and $249.

Checked October 2026

Kaplan Financial Education SIE

Online course and textbook
Price
$99 to $229, 5 months of access
Free to use
A free trial

The Premium packages, $199 on demand or $229 with live online classes, add instruction to the License Exam Manual, question bank and practice exams. A 5-month extension costs $49.

Checked October 2026

STC SIE exam prep

Online course and textbook
Price
$129 to $293, 6 months of access
Free to use
A free course trial and a free study guide

The $129 digital e-course includes on-demand lectures, flashcards, quizzes and simulated exams. $141 adds a printed manual, and $293 adds live virtual classes and weekly Q&A. All packages come with STC’s pass guarantee.

Checked October 2026

Knopman Marks SIE

Online course and textbook
Price
$265 to $895, 1 year of access
Free to use
A one-hour study skills course with any purchase

Gold, $265, is self-study with videos, the textbook and practice exams. Platinum, $495, adds unlimited live classes, and Diamond, $895, adds a dedicated faculty advisor.

Checked October 2026

Pass Perfect SIE

Online course
Price
$109 to $270, 7 months of access
Free to use
Nothing free listed

Pass Plus, $109, is online self-study. Pass Plus Pro, $162, adds on-demand videos and an eBook. Pass Promise, $270, adds a live virtual class and a pass guarantee, as long as you score 75% or more on 3 practice finals first.

Checked October 2026

Sources: FINRA, NASAA and 1 more. Checked October 2026.

Rules and fees can change, so check the official site before your test.