MPAGE (MyMusic5)
Category: AI in Education
Korean music-tech company operating MyMusic5, an AI-powered piano-learning and digital sheet-music trading app with real-time sound recognition, auto page-turning, and voice feedback. MPAGE (MyMusic5) was founded in 2015. The company is led by Inseo Chung (정인서). Based in Seoul, South Korea. Team size: 11-50. Latest round: Acquired. Key investors include Dunamu (두나무), TIPS / Post-TIPS (Korean government R&D program).
- Founded
- 2015
- Headquarters
- Seoul, South Korea
- Team size
- 11-50
Value proposition
An AI music-education and sheet-music marketplace that lets learners play their favorite songs immediately via real-time sound-recognition-driven sheet music, auto page-turning, and voice feedback, while letting creators sell their digital sheet music globally.
Products and solutions
MyMusic5 (마이뮤직파이브) — AI piano-learning & sheet-music trading app (real-time sound recognition, AI auto page-turning, real-time note display, black-key guide, voice feedback, beginner piano courses with simplified pop-song sheet music), MyMusicSheet (global digital sheet-music marketplace), 코코로와 뮤지션 (Japan), 마음만은 피아니스트 (Korea).
Unique value
Korea-first AI piano beginner feature with simplified pop-song sheet music and real-time voice feedback; AI auto page-turning (listens to playing via microphone and turns pages at the right moment) — positioned as a differentiator no other piano app offers.
Target customer
Piano beginners and learners (consumer app users), plus music creators/composers who sell digital sheet music on the marketplace; global audience (~70% overseas revenue, mainly North America and Japan).
Industries served
Music education, digital sheet-music e-commerce, music content/IP licensing
Technology advantage
Real-time sound-recognition AI that tracks playing position and auto-turns pages; AI voice feedback for beginner practice; difficulty-prediction algorithms (joint research with KAIST MACLab); large licensed catalog (600K+ sheet music) and official IP partnerships (Nexon, Japan's Doba-Syndrome/Track).
How they differentiate
Combines a creator-driven sheet-music marketplace with AI-powered real-time learning (sound recognition, auto page-turning, voice feedback) and exclusive official game IP sheet music (Nexon), backed by Dunamu's resources.
Main competitors
MuseScore, Sheet Music Plus, Musicnotes, Tomplay, MobileSheets
Key partnerships
Nexon (official digital sheet music for MapleStory, TalesWeaver, KartRider released in 150 countries), Japan's Doba-Syndrome / Track (official sheet-music service & distribution, 18,000 songs), KAIST MACLab (joint research on piano difficulty prediction), Korea Arts Welfare Foundation (예술인패스 partner).
Notable customers
4M+ registered users, 600K+ sheet music catalog, ~70% of revenue from overseas (North America, Japan).
Major milestones
Founded 2015 as Mafia Company (renamed MPAGE 2024), TIPS and Post-TIPS government R&D selection, acquired by Dunamu (deal closed Nov 2024, announced Feb 2025), launched MyMusic5 app Oct 2025, Nexon official digital sheet music global release (May 2026), Japan Doba-Syndrome partnership (Jun 2026), Korea-first AI piano beginner feature (Aug 2026), 2025 revenue KRW 6.1B with 3 consecutive years of profit.
Growth metrics
2025 revenue KRW 6.1B (+30% YoY), 3 consecutive years of profit; 2024 sales KRW 4.7B; 4M+ users; 600K+ sheet music; ~70% overseas revenue; 14 employees (2026-06).
Market positioning
A profitable, Dunamu-owned global digital sheet-music platform and AI piano-learning app; 3 consecutive years of profit (2025 revenue KRW 6.1B, +30% YoY), positioned as the most profitable new-business unit within Dunamu's portfolio.
Geographic focus
Global (North America, Japan, Korea); ~70% overseas revenue
About Inseo Chung (정인서)
KAIST (Korea Advanced Institute of Science and Technology) School of Transdisciplinary Studies student (Physics → Transdisciplinary Studies); AI assistive-technology researcher at KAIST. Founder & CEO of MPAG Inc. Donated KRW 1B to KAIST for inclusive-AI / assistive-tech graduate program.
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Official website: https://www.mpaghq.com
