GRE Test Prep Companies Reviews

Who's better?

Achievable vs Varsity Tutors

We've analyzed the best GRE Test Prep Companies to help you find the right solution for your needs.

2026 GRE Test Prep Company Reviews

Here you can see how Achievable and Varsity Tutors match up head-to-head in a battle for the Best GRE Test Prep Companies in 2026.

Winner

Achievable

  • Adaptive learning: proprietary spaced-repetition system to optimize review timing
  • Online textbook of clear, well-organized GRE content with no fluff
  • Practice questions are randomized and unlimited, with 200+ quant templates and 30+ verbal sections

Achievable is a quiz-based GRE prep platform that's best for fast-paced, independent learners. You get adaptive learning, unlimited practice, and instant AI essay feedback - but no full-length tests, expert support, or tutoring. It's an efficient tool, but a bit light if you need anything beyond the basics. Still, at $199 for a full year of access, Achievable earns its better-than-average rating from us on affordability alone.

Varsity Tutors

  • Custom-built GRE study plans based on your timeline and goals
  • One-on-one tutoring with top-tier instructors (only 10% make the cut)
  • Free mobile app ("Ace") that recommends daily study tasks

Varsity Tutors has some great instructors and a flexible tutoring model for GRE prep, but it's weighed down by unclear pricing, broken tools, and fine-print policies. You'll get solid one-on-one instruction, but only if you're willing to call in, ask the right questions, and monitor your subscription closely. At the end of the day, Varsity Tutors is a just-okay option in a market full of much more transparent GRE prep alternatives.

If grad school is on your horizon, there's a good chance the GRE is, too. Many graduate and business programs use the Graduate Record Examination in admissions, and even as more schools go test-optional, a strong score can still help - it can balance a lower GPA, strengthen your case for merit aid, and show you're ready for a rigorous program. Whether you're aiming for a master's, a Ph.D., or a specialized MBA, the GRE gives committees another way to compare applicants and gives you another chance to shine. Consider checking the specific requirements and typical score ranges for your target programs so you can plan your prep strategically. The test may not be required everywhere, but it can still be a meaningful advantage.

The GRE includes three core parts - Verbal Reasoning, Quantitative Reasoning, and Analytical Writing - plus an extra unscored or research section that ETS uses to test future questions. That bonus section doesn't affect your score and can show up unpredictably, but the rest of the exam follows a clear, reliable structure, which is where solid prep can really help. If it's been a while since you wrangled geometry proofs or tackled vocab in context, you're definitely not alone - and you don't have to figure it out solo. A quick diagnostic and a targeted study plan can show you exactly where to focus so your practice time pays off.

GRE prep options range from intensive, class-style programs to on-the-go apps and self-paced courses packed with videos, quizzes, and full-length practice tests. Some platforms rely on adaptive tech to target your weak spots, while others give you a weekly plan to keep you moving. Many even offer free trials or diagnostic assessments so you can see what fits before you commit. Whatever your learning style or timeline, there's almost certainly a service that matches - it's just a matter of finding the approach that keeps you motivated.

If you thrive on structure and accountability, a live, instructor-led course is probably your best bet. These GRE prep programs run in person or online and pair expert instructors with homework and regular check-ins to keep you on track. If you'd rather study on your own schedule, go with a self-paced option you can access anytime, anywhere; you'll still get video lessons, practice questions, and score analytics, just without the obligation to attend class. If you're aiming for a top-tier score or need to shore up a weak area, private tutoring can be worth the investment, with one-on-one sessions offered as a standalone service or bundled with a course - it's pricier, but often the

Not sure where to start? When comparing GRE prep services, consider these criteria:

To help you build confidence and improve your skills on the GRE, the experts at Top Consumer Reviews have evaluated and ranked some of today's most popular prep platforms. And while no course can guarantee a perfect score, the right one can absolutely help you walk into test day feeling ready to do your absolute best. Good luck on your grad school goals!

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GRE Test Prep Company FAQ

What is the GRE?
GRE stands for Graduate Record Examinations. This is a standardized test required by many graduate schools in the US and Canada. The scores that a student receives on their GRE test play a role in whether or not they are accepted into a potential graduate program. Sometimes the GRE is taken multiple times until a satisfactory score is received.
What subjects are included in the GRE test?
The GRE tests students on critical thinking, analytical writing, quantitative reasoning, and verbal reasoning. An individual score is given for verbal reasoning (130-170), quantitative reasoning (130-170), and analytical writing (0-6). The test questions consist of multiple choice, numeric entry, and essay writing.
How long is the GRE test?
There are six total sections on the GRE exam. It usually takes about 3 hours and 45 minutes to complete the test from beginning to end. For verbal reasoning there are two 30-minute sections, each containing 20 questions. For quantitative reasoning there are two 35-minute sections, each containing 20 questions. The third section is analytical writing with two separately-timed tasks. One asks you to analyze an issue and one asks you to analyze an argument. After the third section, there is an optional 10-minute break for test-takers to get refocused for the remainder of the exam. You may be asked to complete an unscored, research section at the end of the test.
How long should I study for the GRE?
Most people would agree that you can't cram for the GRE. If you do, you'll likely get an unsatisfactory score that reflects how little effort you put in. It is recommended that you heavily study for at least 4-12 weeks before attempting the GRE. Many test prep courses are designed to help you study over the course of a year, to make sure you are familiar with the material and are able to obtain a high score on your first try.
How much does it cost to take the GRE?
The cost for the GRE test can vary slightly year to year. Most recently, the fee was $213 for test-takers within the United States. If you are signed up to take the GRE and need to reschedule, you'll pay a fee of approximately $50 to have the exam administered at another time.
How much does it cost to use a GRE test prep service?
Many GRE test prep services offer some free resources to get you started with your studies. For tutoring services or monthly subscriptions to books, practice tests, flash cards and more, you can expect to pay anywhere from $150 to $2,000. Some of the most expensive courses include access to materials for a year or more and usually guarantee a certain test score. They include everything you need to succeed and feel confident when you take the GRE.
What types of study resources do GRE test prep services provide?
Not all test prep services offer the same study materials for the GRE. You'll find a mix of resources like practice tests, one-on-one tutoring, practice essay questions, vocabulary flashcards, diagnostic tests, strategy sessions, and more. The tools that you need to get a good score on the GRE are readily available through many different GRE test prep services.
How often can I take the GRE?
If you are unhappy with your GRE score, you can retake it every 21 days. However, you are only allowed to take it 5 times within a period of 12 months. Taking the test multiple times will not hurt your chances of getting into graduate school, since you can choose to only submit your highest score.

Compare Any 2 Products

Magoosh
Target Test Prep
Greg MAT
Kaplan
Prep Scholar
The Princeton Review
Achievable
Varsity Tutors
Peterson's
GRE Max
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