Best K-12 EdTech Companies in South Korea
The 153 best K-12 EdTech companies in South Korea in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Mathpresso.
Among the directories tracking K-12 EdTech investment in South Korea, this one cuts straight to the money: 153 companies, $276M in total disclosed funding, and a funding distribution that tells you exactly where conviction has landed. Mathpresso owns the headline number at $148M, a figure that dwarfs every other name on this list and accounts for more than half the sector's entire disclosed capital. After that the drop is steep. Glorang sits at $18M, Classum at $17M, Dobrain at $16M, and the rest of the field is working with far less. No unicorns yet, but the concentration at the top is unmistakable.
So what's actually moving money here? Educational apps, tech-enhanced pedagogy, and virtual classroom technologies are the themes drawing the most attention from active backers like Kakao Ventures, DSC Investment, and Capstone Partners. Coverage is flat, which I'd read less as stagnation and more as a market still figuring out which models earn at scale. The $276M pool is real capital, committed by real investors. But outside Mathpresso, most of these companies are still proving the revenue case. That's the honest picture, and it's the one worth understanding before you dig into the rankings below.
Our analysis of 148 K-12 EdTech companies
$9.7b in tracked funding; 96% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2021.
Ranked: Best K-12 EdTech companies in South Korea
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Mathpresso Developer of an AI-powered learning platform providing educational content access 69Moat top 26%Funding top 27%Talent top 28%AI top 30% All 11 signals ▾Moattop 26% Fundingtop 27% Talenttop 28% AItop 30% Innovationtop 42% Growthtop 45% Markettop 46% Patentstop 46% Techtop 50% Globalbottom 39% Newsbottom 22% Moat: Editorial + unicorn rating 8/10 · IP moat: 12 patents Funding: Raised $148M across 5 rounds · 5 rounds over 8 yrs (0.6/yr) rank vs industry peers · Fliar Intelligence Index 69/100 | $148M | 27 mo ago | 287 | Hojae Jeong Co-Founder | Apple iCloud MailGoogle WorkspaceElasticsearch+15 | Top 50M | 12 patents AI-powered adaptive tutoring and automated question generation for educational search platforms | — |
| 2 | GLORANG App-based platform offering tutoring solutions for kids | $18M | 19 mo ago | 60 | Tae H Co-Founder & CEO | — | — | 15 patents Patents concentrated in computing, sensing & instrumentation | — |
| 3 | CLASSUM Digital learning platform for classrooms | $17M | 44 mo ago | — | Chaerin Lee Co-Founder & Co-CEO | — | — | 5 patents AI-driven question similarity recommendation for online Q&A and learning platforms | — |
| 4 | classum CLASSUM is a chatting based QA system designed to increase class engagement. | $17M | 44 mo ago | 38 | — | WebflowSalesforceChannel.io+19 | Top 5M | 5 patents AI-powered question similarity recommendation and retrieval systems | — |
| 5 | DoBrain Provider of brain training platform for kids | $16M | 31 mo ago | 22 | Yejin Choi CEO | Cafe24Cart FunctionalityReact+23 | Top 50M | 4 patents Patents concentrated in computing, sensing & instrumentation | — |
| 6 | Math Flat Online platform offering Maths courses | $11M | 35 mo ago | 96 | Giseong Kwon CEO | SentryNode.jsRadix UI+21 | Top 500k | — | — |
| 7 | Coog Provider of SaaS-driven tutoring solutions for students | $10M | 49 mo ago | — | Hwang Taeil Founder & CEO | Node.jsVideoJSReact+25 | Top 1M | — | — |
| 8 | Classting Online collaborative platform for students and teachers | $8M | 92 mo ago | — | Dave Cho Co-Founder & CEO | SentryZendeskMathJax+26 | Top 500k | 10 patents AI-powered adaptive learning platforms for knowledge tracing and personalized education support. | — |
| 9 | BluePin Educational content provider through mobile apps for kids | $7M | 144 mo ago | — | Kimjung Soo CEO | — | — | 9 patents Patents concentrated in computing, sensing & instrumentation | — |
| 10 | SolVook Platform offering educational materials and digital books | $6M | 34 mo ago | 3 | Yun Mi-sun CEO | SentryNode.jsRadix UI+27 | Top 500k | — | — |
| 11 | Postmass Digital platform for math problem-solving and learning | $5M | 2 mo ago | — | Choi Jun-ho CEO | Framer SitesReactPriority Hints+6 | Top 10M | — | — |
| 12 | 1 hour Platform offering learning assistance for English teachers | $3M | 30 mo ago | 10 | Honghyeon Kim Founder & CEO | VideoJSReact Routerstyled-components+21 | Top 500k | — | — |
| 13 | TagHive Provider of AI-powered, Bluetooth clicker-based educational solutions for students and teachers | $2M | 53 mo ago | 7 | Pankaj Agarwal Founder & CEO | Cart FunctionalityNode.jsTailwind CSS+13 | Top 10M | 19 patents AI-driven adaptive learning platforms predicting answer correctness and tailoring content difficulty | 2 job openings · 1 launch · 2 partnerships |
| 14 | H2K Provider of sound-oriented education app | $2M | 50 mo ago | — | Chang Hong CEO | — | — | 18 patents AI-powered educational assessment and Korean handwriting/phoneme recognition technologies | — |
| 15 | Testbank Digital platform offering learning solutions | $2M | 27 mo ago | 10 | Choi Hyun-Woo CEO | Turbopackstyled-componentsNode.js+15 | Top 50M | 18 patents Interactive multi-layer UI for educational software and digital textbook metadata management | — |
| 16 | Iamcompany Free app for school announcements and class notices | $2M | 36 mo ago | — | In Mo (Ryan) Chung CEO | — | — | — | — |
| 17 | KIWI PLUS Cloud-based platform providing child safety and smartphone usage management solutions | $928K | 131 mo ago | 13,000 | Junsup Lee CEO | PHPReactstyled-components+7 | Top 50M | 11 patents Low‑power geolocation and waterproof wearable IoT connectivity for location‑based services | — |
| 18 | Ins Edu Classroom management platform | $500K | 144 mo ago | — | Bonghyun Seo CEO | — | — | — | — |
| 19 | Mini School Gamified learning platform for kids | $400K | 105 mo ago | 9 | — | — | — | — | — |
| 20 | ChatENG Online platform providing interactive English speaking lessons | $350K | 84 mo ago | — | Jaclyn Eichenberger Co-Founder | — | — | — | — |
| 21 | Onuii Provider of on-demand tutoring services for K-12 students | $250K | 113 mo ago | 88 | Goje jin CEO | Node.jsExpressAmazon Web Services+7 | Top 50M | — | — |
Top 12 K-12 EdTech companies in South Korea
#1
Series A · Seoul, Seoul · founded 2022$5.1Mraised▾
Digital platform for math problem-solving and learning. It offers math assistant and educational platform for solving math problems and offers tutoring services. It also provide solutions to post math problems and offers resources.
- Apr 2026Series A$1.3M
- Nov 2025Series A$3.8M
#2
Series C · Seoul, Seoul · founded 2015 · 287 employees$147.8Mraised▾
Developer of an AI-powered learning platform providing educational content access. The platform offers tools designed to support students in various academic subjects. It facilitates personalized learning experiences through adaptive technologies. The company focuses on creating resources that enhance understanding and academic performance.
- Mar 2024Series C—
- Sep 2023Series C$8M
- Dec 2022Series C$70M
- Nov 2021Series C—
#3
Series A · Seoul, Seoul · founded 2016 · 60 employees$18Mraised▾
App-based platform offering tutoring solutions for kids. The platform offers puzzles, learning videos, games for learning about school curriculum. The app is available for Android devices.
- Nov 2024Series A—
- Apr 2024Series A$6.5M
- Apr 2022Series A$10M
#4
Series B · Seoul, Seoul · founded 2017 · 22 employees$16Mraised▾
Provider of brain training platform for kids. It offers features such as animated lessons, reporting, gamified quizzes, and more. It help children develop their cognitive skills.
- Nov 2023Series B$16M
#5
Series B · Seoul, Seoul · founded 2016 · 96 employees$10.9Mraised▾
Online platform offering Maths courses. It provides lessons, resources, practice questions, and more related to Maths.
- Jul 2023Series B$5.4M
- Feb 2021Series A$5.6M
#6
Series A · Seoul, Seoul · founded 2018$17Mraised▾
Digital learning platform for classrooms. It enables students to engage in classes by providing a communication tool. Users can also write any type of post. Features include class chat, notice and feedback, class management, and more. The mobile application is available for Android and iOS users.
- Oct 2022Series A$11M
- Apr 2021Series A$6M
- Dec 2018Seed—
#7
Series A · Seoul, Seoul-t'ukpyolsi · founded 2017 · 38 employees$17Mraised▾
Developer of an interactive learning platform intended for higher education. The company's platform offers real-time surveys and feedback creation, notification details, post-filtering, classroom creations and other interactive features, enabling users to be provided with better communication methods and a smarter and better way of education.
#8
Series A · Seoul, Seoul · founded 2021 · 3 employees$5.9Mraised▾
Platform offering educational materials and digital books. It offers solutions for streamlining the process of creating and managing educational materials. It offers digital textbooks for students.
- Jul 2023Series A$4.5M
- Apr 2022Seed$1M
- Mar 2021Seed$309.9K
#9
Seed · Seoul, Seoul · founded 2019 · 10 employees$1.8Mraised▾
Digital platform offering learning solutions. It offers courses and note app for analysing and helping in managing grades of students.
- Mar 2024Seed$1.8M
#10
Series A · Seoul, Seoul · founded 2017 · 10 employees$2.7Mraised▾
Platform offering learning assistance for English teachers. It is a web-based tool that can be used on many platforms and provides functions including YouTube educational material, listening assessments, and mock tests.
- Nov 2023Series A$2.7M
- Aug 2022Seed—
#11
Series A · Seoul, Seoul · founded 2020$10Mraised▾
Provider of SaaS-driven tutoring solutions for students. It offers courses on science, languages, coding, finance, economics, humanities, maths, arts, and more.
- Apr 2022Series A$10M
#12
Acqui-Hired · Daejeon, Daejeon · founded 2011$1.5Mraised▾
Iamcompany, the creator of its flagship product Iamschool, provides a free app for notification alerts from schools to parents. Schools can send text and photo updates. Creates a secure private network for each school where the parents have to register using a unique code to get access to the updates. Provides parents with school calendars and cafeteria menus and more. Works on an advertisement based revenue model where publishers can advertise in the platform.
- 2023Conventional Debt—
- 2014Series A$1.3M
- 2013Seed$290K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of K-12 EdTech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Education Technology is moving in South Korea
A read on the academic research around Education Technology — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 289 South Korea-affiliated papers.
- Seoul National University21
- Korea University18
- University of Science and Technology15
- Seoul National University of Education14
- Ministry of Education13
- Reinforcement learning5
- Adaptation (eye)4
- Blended learning3
- Key (lock)3
- Adaptive learning3
- Educational technology6→26
- Mathematics education4→23
- Blended learning2→12
- Online learning1→11
- Learning analytics1→11
- Educational technology1→10
- Technology integration1→7
- Mathematics education3→7
Where edtech is researched across South Korea
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing edtech patents in South Korea
South Korea edtech patent filing is accelerating — 275 filings from 242 assignees (2016–2025), led by Samsung, Electronics & Telecommunications, Lunit; annual filings 3→26.
- Samsung24
- Electronics & Telecommunications17
- Lunit13
- Coupang11
- Korea Advanced INST SCI & TECH10
- Korea INST IND TECH8
- Korea Electronics Telecomm7
- Mirinae TECH7
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.