Best Test Preparation Tech Companies in California, United States
The 61 best Test Preparation Tech companies in California, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Riiid.
Our analysis of 50 Test Preparation Tech companies
$7.1b in tracked funding; 92% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2020.
Ranked: Best Test Preparation Tech companies in California
| # | Company | Disclosed funding | Employees | Founder | Tech stack | Web popularity | SEO maturity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Revolution Prep Test prep and tutoring platform | $23M | 656 | — | WordPressSentryMySQL+40 | Top 5M | rich | — | — |
| 2 | Growing Stars Provider of online K-12 tutoring and test preparation | $51K | 260 | Saji Philip Co-Founder | WordPressMySQLPHP+32 | Top 500k | rich | — | — |
| 3 | Khan Academy Online learning platform | $12M | 178 | Salman Khan Founder & CEO | Cart FunctionalityApple iCloud MailGoogle Workspace+24 | Top 5k | rich | — | — |
| 4 | Air Tutors Online platform providing tutoring and test preparation solutions | — | 133 | — | WordPressMySQLPHP+29 | Top 500k | rich | — | — |
| 5 | Riiidlabs AI-based platform offering learning solutions for educators | — | 123 | Jaewe Heo Co-Founder | — | — | — | — | — |
| 6 | Riiid AI-based platform offering instructor IT solutions | $247M | 105 | MinSung Noh Co-Founder | — | — | — | 2 patents AI-powered adaptive learning command recording and delivery systems | — |
| 7 | Prep Expert Online courses for test preparation | $250K | 46 | Shaan Patel Founder | Cart FunctionalityWooCommerceWordPress+41 | Top 1M | rich | — | — |
| 8 | ArborBridge Data-driven online tutoring and test preparation for academic success | — | 41 | — | — | — | — | — | — |
| 9 | Magoosh Affordable, effective online test preparation, empowering students to achieve their goals | $500K | 39 39 → 46 (+18%) | Bhavin Parikh CEO and Co-founder | WordPressMySQLPHP+28 | Top 50k | rich | — | — |
| 10 | Clear Choice Test Prep Online platform providing ACT and SAT exam preparation tutoring solutions | — | 33 | — | Cart FunctionalitySquarespace CommerceSquarespace+17 | Top 50M | rich | — | — |
| 11 | Grockit Test preparation and educational services for academic and professional advancement | $45M | 26 | Rochelle Rothstein CEO | — | — | — | — | — |
| 12 | Brightfox Online platform providing college entrance exam preparation solutions | — | 20 | Alex McCauley Founder & CEO | — | — | — | — | — |
| 13 | ScoreBeyond Test preparation for SAT and ACT exams | $8M | 15 | — | WordPress Block EditorWordPressMySQL+13 | Top 50M | rich | — | — |
Top 12 Test Preparation Tech companies in California
#1
Seed · Berkeley, California · founded 2023$9.5Mraised▾
AI-powered platform offering education and learning solutions. It is an education technology platform leveraging artificial intelligence to accelerate human intelligence and democratize personalized learning.
- Apr 2025Seed$9.5M
#2
Series D · Mountain View, California · founded 2014 · 105 employees$247.3Mraised▾
Developer of an educational application designed to achieve standardization in educational opportunities. The company's AI-powered application provides customized learning services driven by data technology, enabling students to receive optimal learning opportunities.
#3
Series A · Santa Monica, California · founded 2002 · 656 employees$23.3Mraised▾
Revolution Prep offers test prep and tutoring platforms. The platform offers test preparation tools for SAT, ACT, and other exams. Offers programs in real classroom settings, live online classroom settings, private in-person tutoring, private online tutoring, self-guided online courses, and hybrid courses. Also provides tutoring in Math, Science, and English. Ongoing sessions can be scheduled by email and phone.
- Jun 2021Series A$4.3M
- May 2017Series A$4M
- Aug 2010Series A$15M
#4
Acquired · San Francisco, California · founded 2006 · 26 employees$44.7Mraised▾
Test preparation and educational services for academic and professional advancement. The company provides comprehensive resources for high school, college, graduate school admissions, and professional licensing exams. They offer expert instruction and practice materials for tests like the SAT, ACT, GRE, GMAT, LSAT, MCAT, USMLE, and NCLEX. The focus is on helping students and professionals achieve their educational and career goals through strategic test preparation. They provide courses by location, question of the day, and useful links. The company supports individuals in navigating the complexities of standardized testing and advancing their academic and professional journeys.
- Dec 2012Series E$20M
- Oct 2011Series D$7M
- May 2010Series C$7M
- May 2008Series B$8M
#5
Funding Raised · Mountain View, California · founded 2008 · 178 employees$12.5Mraised▾
Online learning platform. The platform produces a collection of free online micro lectures in the form of YouTube videos on a variety of different subjects, including mathematics, history, computer science, finance, physics, chemistry, biology, astronomy, and economics. Also incorporates game mechanics into its system by awarding students with badges for reaching certain skill levels.
- Jul 2020Grant (prize money)$3M
- Aug 2016Grant (prize money)$3M
- Nov 2012Grant (prize money)$5M
- Oct 2010Grant (prize money)$1.5M
#6
Acquired · Palo Alto, California · founded 2012 · 15 employees$8Mraised▾
Test preparation for SAT and ACT exams. It helps users prepare for standardized tests like the SAT and ACT. It also gives users a daily progress report of their skills as they prepare for the test, as well as daily exercises to improve their skills in certain subjects. The app tells users what they need to work on every day and what questions are most useful. Parents are given an overview of the user's progress in order to know what they need to work on. Available on both Android and iOS.
- Apr 2017Series A$1.9M
- Jun 2015Series A$2.8M
- Nov 2014Series A$3.3M
#7
Seed · San Francisco, California · founded 2016 · 7 employees$650Kraised▾
Online adaptive preparation platform for FINRA Series 7. It is an online test preparation platform for the FINRA Series 7 exam. It leverages data analytics and learning science to create a personalized study program for users. It breaks the content into smaller chunks so that users can study even in small breaks. Also provides flashcards, formative assessments, analytics, and more.
- Aug 2022Seed$650K
#8
Deadpooled · San Francisco, California · founded 2014 · 8 employees$500Kraised▾
Apptuto is a question bank for CFA preparation with 3k+questions. Users can generate their own customized test by subject weightings. Gives detailed performance analysis. Can create study groups and compare your performance against peers. Compatible for the mobile platform. Teaches in a gamified manner by rewarding progress and performance with gemstones and progress points. Also gives proficiency badges based on the level of proficiency. Currently offers preparation only for level 1 exam. Part of batch 14 of 500 startups.
- Oct 2015Seed$500K
#9
Seed · Berkeley, California · founded 2008 · 39 employees$500Kraised▾
Affordable, effective online test preparation, empowering students to achieve their goals. The company provides accessible and engaging test preparation tools for various standardized exams. It offers self-paced courses with expert-crafted practice questions, video lessons, and detailed explanations, all backed by analytics to track progress. Personalized AI tutoring provides instant scoring, step-by-step guidance, and targeted feedback. Mobile apps enable studying anytime, anywhere. The company aims to level the playing field by providing effective and affordable learning resources. It offers a subscription-based service with a focus on improving test scores and helping students gain admission to their desired programs. The platform supports multiple products and services, including test preparation for GRE, GMAT, SAT, ACT, TOEFL, IELTS, MCAT, and LSAT. This is a B2C, EdTech company with a social impact on education.
- 2011Seed$500K
#10
Late Stage · Los Angeles, California · founded 2010 · 46 employees$250Kraised▾
Prep Expert offers online courses for test preparation. The platform provides test preparation tutoring for SAT, ACT, and more. Lessons are offered in an online virtual environment. Pricing is based on an hourly and weekly basis.
- Apr 2016PE$250K
#11
Seed · Los Angeles, California · founded 2005 · 11 employees$18Kraised▾
Online platform providing a test preparation platform for medical and law school. It provides training for exams like LSAT and MSAT. It provides curriculum and teaching solutions, instructors, analytics, and content.
- Aug 2021Seed—
- Aug 2021Conventional Debt—
- Apr 2016Seed$18K
#12
Seed · Pleasanton, California · founded 2002 · 260 employees$51Kraised▾
Provider of online K-12 tutoring and test preparation. It offers one-on-one tutoring sessions across a wide range of subjects, from elementary school math and science to advanced placement (AP) courses and International Baccalaureate (IB) programs. The company also provides test preparation services for standardized tests such as the SAT, ACT, and others. Tutoring is conducted using a proprietary digital whiteboard and live voice calls, ensuring personalized instruction tailored to each student's needs and learning style. The program includes an education manager to oversee the tutoring process and ensure a positive learning experience.
- May 2013Seed$51K
- Feb 2005Seed$200K
- Mar 2003Seed$500K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Test Preparation Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Edtech in California is moving
A read on the academic research around Edtech in California — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 195 papers.
UC Berkeley, USC, and UC Irvine lead California's predominantly optimistic edtech research, focusing on adaptive learning and online education methods, with recent output surging fourfold post-2020.
- University of California, Berkeley25
- University of Southern California21
- University of California, Irvine20
- University of California, Santa Barbara19
- University of California, Los Angeles14
- Reinforcement learning4
- Cognition4
- Personalized learning3
- Intelligent tutoring system3
- Scalability3
- Educational technology4→16
- Learning analytics1→10
- Science education1→7
- Professional development2→6
- Multimedia2→6
- Professional development1→7
- Learning analytics1→5
- Experiential learning1→3
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.