InFlearn
Inflearn (인프런) is a Korean-language online learning marketplace where independent instructors self-publish courses across 14+ technology, business, and career categories, and learners enroll directly via a self-serve web platform on a freemium, commission-based model.
- Company typePrivate
- Founded2017
- HeadquartersSeongnam, South Korea
- Headcount51–100
- GTM typeB2C
- OfferingDigital Commerce or Content
What InFlearn does
Inflearn (인프런), operated by Korean corporate entity INFLAB, is an online learning and knowledge-sharing marketplace platform founded in 2017 and headquartered in Seongnam, South Korea. The platform operates as a self-serve, product-led growth marketplace where independent instructors self-publish courses and learners discover and enroll directly through the web interface. The catalog spans 14+ categories including AI Technology, Applied AI, Programming, Game Development, Data Science, Security & Network, Hardware, Design, Business & Marketing, Foreign Language, Productivity, Career, and College Education. Core platform technology includes video hosting, course management, community discussion forums, a Learning Roadmap creator, a Course Review System, gamified Challenges, and bite-sized Clips, plus an integrated Mentoring marketplace at mentoring.inflearn.com.
The business model is a marketplace-commission structure: instructors publish paid courses and Inflearn earns a commission on each transaction, while a substantial portion of the catalog is offered free of charge as a top-of-funnel acquisition mechanism. Pricing is freemium with course-level pay-as-you-go transactions, supplemented by Early Bird discounts and seasonal promotions. Distribution is primarily organic through SEO-optimized category/topic URLs and an instructor referral network in which Korean instructors (e.g., Rookiss, cciepe, algolearn, stanlee) drive traffic from their own YouTube channels and social media. The primary customer segments are working professionals and career changers in Korea pursuing technical upskilling, with secondary segments in university students and the instructors themselves as supply-side participants.
Strategic positioning in 2025 has tilted heavily toward emerging AI tool education, with multiple new course launches covering Claude Code, Google Antigravity, AI Agents, Vibe Coding, n8n automation, and AI-based game development, plus a dedicated Applied AI category. A minor content partnership with MIT OpenCourseWare is delivered through the "Open Academy" sub-brand, which localizes MIT lectures with Korean subtitles. The company has raised approximately $4.93M across a 2018 seed and a 2021 Series A from BonAngels Venture Partners, Korea Investment Partners, and Mirae Asset; no subsequent funding or revenue disclosure is available in the input data.
InFlearn firmographics
Firmographics- Name
- InFlearn
- Legal name
- INFLAB
- Website
- https://inflearn.com
- Company type
- Private
- Founded year
- 2017
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- Inflearn (인프런) is a Korean-language online learning marketplace where independent instructors self-publish courses across 14+ technology, business, and career categories, and learners enroll directly via a self-serve web platform on a freemium, commission-based model.
- Ownership category
- akta.pro rank
InFlearn industry classification
Industry- Product category
- Online Learning Marketplace
- NAICS
- Other Schools and Instruction (6116), Computer Training (611420)
- SIC
- Services-Educational Services (8200)
- akta.pro primary industry
- Creator Course Marketplaces (Multi-Instructor Catalogs) (MPACALAA)
- akta.pro secondary industries
- Online Learning Content & Course Publishing Platforms (BPAMAJAL), Workshops, Webinars & Live Masterclasses (MPACALAD), Integrated Tutoring + Learning Content Platforms (Curriculum + Tutors) (EDANAGAL)
Keywords
Where InFlearn is headquartered
LocationHeadquarters
- HQ city
- Seongnam
- HQ country
- South Korea
- HQ region
- Asia
Markets served
InFlearn business model
Business model- GTM type
- B2C
- Offering type
- Digital Commerce or Content
- Cost components
- Technology or R&D, Personnel, Marketing or Sales, Operations, Infrastructure
Revenue model
- Course Sales Commission: Marketplace model where instructors publish paid courses and Inflearn earns a commission on each transaction. The platform hosts both free courses (no revenue share) and paid courses (revenue sharing between platform and instructor).
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Pay-as-you-go | Free courses with optional preview content |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels3 records
InFlearn product offering
Product offeringCore offering
Inflearn (인프런) is a two-sided online course marketplace where instructors self-publish video courses across 14+ categories (AI, Programming, Data Science, Design, Business, etc.) and learners discover, enroll, and consume them on demand. The platform monetizes via commission on paid course transactions, while free courses serve as funnel and SEO content, and is supplemented by Learning Roadmaps, Challenges, Mentoring, Clips, and the Open Academy sub-brand (e.g., translated MIT OpenCourseWare lectures).
Product overview
Inflearn (인프런) is a Lifetime Career Platform functioning as a comprehensive online course marketplace. The platform operates as a unified marketplace with 14+ course categories spanning AI Technology, Applied AI, Programming, Game Development, Data Science, Security & Network, Hardware, Design, Business & Marketing, Foreign Language, Productivity, Career, and College Education. The core offering includes the Inflearn Platform where instructors create and sell courses, supported by supplementary features including Learning Roadmaps for guided pathways, Challenges for interactive practice, Mentoring for one-on-one guidance, Clips for short-form content, and Roadmaps for structured skill development. The platform features specialized course categories like Vibe Coding courses teaching AI-assisted development with tools such as Claude Code and Google Antigravity, Applied AI courses covering ChatGPT, Gemini, and business automation, AWS and Cisco certification prep courses, and programming courses from Python to Spring Framework. Open Academy sub-brand delivers translated lectures from global institutions like MIT OpenCourseWare.
Differentiator
Problem solved
Functional benefit
Products and services
- Inflearn Online Course Marketplace (인프런) Core two-sided online course marketplace operated by INFLAB offering paid and free video courses across 14+ categories (AI Technology, Applied AI, Programming, Game Dev, Data Science, Security & Network, Hardware, Design, Business & Marketing, Foreign Language, Productivity, Career, College Education). Instructors publish and monetize courses; learners discover and enroll directly via the web platform.
- Inflearn Mentoring One-on-one mentorship marketplace that connects learners on Inflearn with expert instructors for personalized guidance, delivered through a dedicated sub-domain (mentoring.inflearn.com).
- Inflearn Open Academy Sub-brand that delivers open lectures from global institutions such as MIT OpenCourseWare, with translations and Korean subtitles added by Inflearn. Content is provided under CC BY-NC-SA 4.0.
- Applied AI Course Category 2025 course category covering practical AI applications including AI for Work, AI Essentials, and Applied AI Development with tools such as ChatGPT, Gemini, and Claude Code.
- Vibe Coding Beginner Course with Claude Code Major 2025 hands-on course teaching vibe coding with Claude Code across 15 projects ranging from web pages to handwriting recognition, quiz apps, AI summarization, and cloud deployment.
Companies that use InFlearn
Customer profileSegments3 records
InFlearn technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability19 records
Feature6 records
InFlearn partnerships and signals
Strategic signalScale indicators1 record
Recent moves6 records
Expansion highlights4 records
InFlearn competitors and assessment
Company assessmentDirect peers
- Skillshare: Subscription-based online learning community with thousands of instructor-led courses across creative, tech, and business categories. Mirrors Inflearn's multi-instructor marketplace and freemium discovery layer.
- Pluralsight: Technology-focused online learning platform with deep course libraries in programming, cloud, security, and AI skill assessments. Directly overlaps Inflearn's IT/AI/Programming and certification prep categories (AWS, CCNA).
- Fastcampus: Korean online education platform focused on tech, data, and career upskilling with mentor-led cohorts and courses. Direct domestic competitor targeting the same Korean working-professional and career-changer segments as Inflearn.
- Class101: Korea-headquartered creator-led course marketplace offering hobby, design, and tech classes with a similar commission-based model. Comparable multi-instructor catalog, freemium pricing, and Korean creator community.
- Udemy: Global multi-instructor online course marketplace where any instructor can publish and earn royalties on paid enrollments. Closely comparable to Inflearn's commission-based marketplace model, multi-category catalog, and self-serve PLG motion.
- Domestika: Creator-led online course marketplace specializing in creative and tech skills with strong instructor branding and premium production. Operates an analogous commission marketplace with localized course catalogs mirroring Inflearn's structure.
Broad incumbents
- edX: University-affiliated MOOC platform with professional certificates and degree programs, including MIT the institution behind the OpenCourseWare partnership Inflearn leverages. Overlaps as a wide-incumbent creator/publisher of structured online courses.
- Coursera: Large-scale online learning platform offering university and industry courses plus certificates and degree programs. Overlaps Inflearn on IT/AI course content but with a broader credentialed-academic portfolio and global enterprise reach.
- LinkedIn Learning: B2B-skewed professional learning library integrated into LinkedIn's enterprise ecosystem. Comparable on professional upskilling and certification content but distributed primarily through corporate L&D and HR Tech buyers.
Others
- YouTube (creator learning ecosystem): Free, ad-supported video platform where most Inflearn instructors also publish tutorial content. Acts as both a top-of-funnel discovery channel feeding Inflearn enrollments and a free alternative that constrains Inflearn's pricing power.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
InFlearn social profiles
Digital presenceInFlearn financial estimates
Financial estimateRevenue estimate
Valuation estimate
InFlearn leadership team
Management profileNumber of profiles
InFlearn funding detail
Funding detailFunding overview
Funding rounds2 records
Investors3 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
InFlearn M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about InFlearn
What does InFlearn do?
Inflearn (인프런) is a two-sided online course marketplace where instructors self-publish video courses across 14+ categories (AI, Programming, Data Science, Design, Business, etc.) and learners discover, enroll, and consume them on demand. The platform monetizes via commission on paid course transactions, while free courses serve as funnel and SEO content, and is supplemented by Learning Roadmaps, Challenges, Mentoring, Clips, and the Open Academy sub-brand (e.g., translated MIT OpenCourseWare lectures).
Is InFlearn a public or private company?
InFlearn is a private company. It is classified as venture growth investor backed and is currently operating.
When was InFlearn founded?
InFlearn was founded in 2017. It employs 51 to 100 people.
Where is InFlearn based?
InFlearn is headquartered in Seongnam, South Korea, in the Asia region.
How does InFlearn make money?
One revenue line is on record: course Sales Commission.
Who are InFlearn's main competitors?
Direct peers on record are Skillshare, Pluralsight, Fastcampus, Class101, Udemy and Domestika. Broad incumbents are edX, Coursera and LinkedIn Learning. YouTube (creator learning ecosystem) is listed as an others.
Does InFlearn have an API?
No public API is recorded for InFlearn.
What industry is InFlearn in?
InFlearn's product category is Online Learning Marketplace. Its primary akta.pro industry code is MPACALAA, Creator Course Marketplaces (Multi-Instructor Catalogs), with a secondary code of BPAMAJAL, Online Learning Content & Course Publishing Platforms. Its NAICS code is 6116 and its SIC code is 8200.