CLEP is the College Board's other credit-by-exam program -- far less talked about than AP, but genuinely different in ways that make it a smart, underused option for a specific kind of student.
What CLEP actually is
The College-Level Examination Program, run by the College Board (the same organization behind AP and the SAT), has offered college credit by exam for more than 50 years. It spans subject categories including History and Social Sciences (12 exams -- American government, U.S. history, psychology, sociology, economics, Western civilization), Composition and Literature (6 exams -- American literature, college composition, humanities), Science & Mathematics (7 exams -- biology, chemistry, calculus, algebra), Business (5 exams -- accounting, management, marketing, law), and World Languages (4 exams -- French, German, Spanish). Every exam is multiple-choice, takes 90 to 120 minutes depending on subject, and you get your score immediately after finishing -- no months-long wait the way AP scores work. Each exam costs $97, and testing is available year-round at more than 2,000 test centers worldwide, with roughly 2,900 colleges accepting CLEP credit in some form.
How it's genuinely different from AP -- not just a cheaper cousin
AP ties credit to a specific year-long high school course culminating in a single exam date each May. CLEP has no course requirement at all -- you can self-study on your own timeline and test whenever a center has an opening, not once a year. It also covers ground AP simply doesn't touch, especially in business (intro accounting, management, marketing, business law) and parts of the social sciences -- meaning CLEP can fill in for a student whose school doesn't offer many AP electives, or whose interests, like business, aren't represented in the AP lineup at all. Because it's testing intro-college-level knowledge rather than requiring a specific structured class, it's often a lower bar to prep for if you've already picked up the material another way -- through a job, a hobby, native fluency in a language, or serious independent reading.
The real caveat -- acceptance varies a lot more than AP does
Not every college accepts CLEP credit, and even among the roughly 2,900 that do, exactly which exams count and what score is required varies meaningfully more school to school than it does for AP, where policies tend to be a bit more standardized nationally. Some highly selective schools don't award credit for CLEP at all, even if they'll accept an AP score in the same subject -- so this is a policy to verify against your specific target school directly, not something to assume works the same way everywhere the way you might reasonably assume for a well-known AP exam. The general passing benchmark most colleges lean on is built around the American Council on Education's own credit recommendation for each exam, but the exact score a given college requires -- and whether it grants actual credit versus just course placement -- is genuinely a school-by-school decision worth confirming directly.
Three specific questions come up often enough to deserve their own answer: how to choose between AP and CLEP when both cover the same subject, which of CLEP's five English and literature exams to actually take, and what to do about the fact that CLEP has no standalone Physics or Statistics exam -- each broken down in more detail than fits here.
Who this is smart for, specifically
A student whose high school doesn't offer many AP courses, but who has real, demonstrable knowledge in a CLEP-covered subject -- a language spoken at home, self-taught business or economics knowledge, strong independent reading in humanities or history -- gets a path to real college credit without needing the school to offer a matching AP class first. A student aiming to enter college with enough credit to accelerate a degree, add a second major, or make a dual-degree path more realistic (see our piece on dual degree programs) can use CLEP as a genuinely faster, cheaper way to bank intro-level general-education credit than running a full AP-course-and-exam cycle for every subject. And anyone with real, specific outside knowledge that overlaps with a CLEP subject but doesn't map onto an AP course at their school at all -- business is the clearest example, since AP has no direct equivalent to CLEP's accounting, marketing, or business law exams -- has a real opening here that AP simply doesn't offer.
What this means for you
- Check your specific target colleges' CLEP policy directly before counting on any exam for credit. Acceptance and required scores vary more school to school than AP does, and some selective schools don't grant CLEP credit at all.
- Use CLEP specifically for subjects where you already have real outside knowledge -- a language spoken at home, business or accounting exposure, strong independent reading -- rather than treating it as a substitute for learning material from scratch.
- Consider it especially if your school's AP offerings are limited, or if you're interested in a subject, like business, that AP doesn't cover at all.
- Factor CLEP credit into a bigger strategy, like accelerating toward early degree completion or making a dual-degree path more realistic, rather than treating each exam as an isolated goal.