Muse Group
Muse Group operates the world's largest digital music content ecosystem — combining open-source creation tools (Audacity, MuseScore), the Hal Leonard publishing catalog, and community platforms (Ultimate Guitar, Audio.com) serving over 400 million music learners, creators, educators, and publishers worldwide through a freemium and subscription model.
- Company typePrivate
- Founded1998
- HeadquartersLimassol, Cyprus
- Headcount11–50
- GTM typeB2C
- OfferingSoftware
What Muse Group does
Muse Group is a privately held music technology and content company headquartered in Limassol, Cyprus, operating a portfolio of software, content, and community platforms that collectively reach more than 400 million users worldwide. Its products span the full music lifecycle — from learning and practice (Ultimate Guitar, MuseScore, MuseScore Studio, Hal Leonard method books), through creation and editing (Audacity, StaffPad, MuseSounds, MuseSounds Pro, MuseHub), to distribution and sharing (Audio.com, Sheet Music Direct, Sheet Music Plus, ArrangeMe). The company's core technology stack combines open-source foundations (Audacity, MuseScore Studio) with proprietary assets, most notably the AI-powered score converter that ingests sheet music images and produces digital scores, and the MuseSounds playback engine built specifically for notation. Content is the central asset: the combined catalog exceeds 5.5 million scores and tabs, including Hal Leonard's 200,000 original titles and 6,000 digital books, making it the world's largest music content library.
The company operates a hybrid freemium-and-subscription business model: Audacity, MuseScore Studio, Ultimate Guitar's basic tabs, and Audio.com are free, with premium tiers (Ultimate Guitar PRO+, MuseScore PRO+, MuseSounds Pro at $199/year) and one-time digital content sales (Hal Leonard digital books, sheet music) driving monetization. Additional revenue comes from Hal Leonard's physical and digital wholesale distribution, marketplace commissions on MuseHub, and the ArrangeMe self-publishing platform. The business is run remote-first across 40+ countries, with major operating hubs in the US, UK, Netherlands, and Italy, and serves four primary horizontal customer segments: Music Learners, Music Creators, Music Educators, and Music Publishers. Founder and CEO Eugeny Naidenov retains full ownership following Francisco Partners' June 2026 exit, which was funded by company cash and J.P. Morgan-arranged senior facilities.
Muse Group firmographics
Firmographics- Name
- Muse Group
- Legal name
- MuseCY Holdings Ltd.
- Website
- https://mu.se
- Company type
- Private
- Founded year
- 1998
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Muse Group operates the world's largest digital music content ecosystem — combining open-source creation tools (Audacity, MuseScore), the Hal Leonard publishing catalog, and community platforms (Ultimate Guitar, Audio.com) serving over 400 million music learners, creators, educators, and publishers worldwide through a freemium and subscription model.
- Ownership category
- akta.pro rank
Muse Group industry classification
Industry- Product category
- Music Creation Software
- NAICS
- Software Publishers (5132), Music Publishers (512230)
- SIC
- Services-Computer Programming Services (7371)
- akta.pro primary industry
- Music Production Workflow & Project Management Tools (Session management, asset/versioning) (MPAIAIAK)
- akta.pro secondary industries
- Creator Tools & Monetization Platforms (Podcasts/Audio) (MPAIADAG), Music Programming & MIDI Production (MPAIAHAH)
Keywords
Where Muse Group is headquartered
LocationHeadquarters
- HQ city
- Limassol
- HQ country
- Cyprus
- HQ region
- Europe
Offices6 records
Markets served
Muse Group business model
Business model- GTM type
- B2C
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Infrastructure, Operations, Marketing or Sales, Supply Chain
Revenue model
- Subscription Services: PRO+ subscriptions for MuseScore and Ultimate Guitar offering official licensed content, premium features, and enhanced functionality. Also MuseSounds Pro subscription at $199/year or $19.99/month for professional sound libraries.
- Freemium Model: Core products (Audacity, MuseScore Studio, basic Ultimate Guitar tabs) available free with premium upgrades for enhanced features and content
- Digital Content Sales: Hal Leonard digital books, sheet music sales through SheetMusicDirect and ArrangeMe platform for independent composers
- Marketplace Commission: MuseHub marketplace for audio apps, plugins, and sound libraries with transaction fees on third-party products
- Educational Publishing: Hal Leonard method books, Essential Elements educational materials, and instructional content for music education
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Monthly | MuseSounds Pro annual subscription with access to all professional sound libraries including Spitfire Audio, Vienna Symphonic Library, and Audio Imperia sounds |
| Subscription | Annual | Ultimate Guitar PRO+ subscription |
| Subscription | Annual | MuseScore PRO+ subscription |
| Freemium | Monthly | Free tiers |
Go-to-market motion3 records
Distribution channels5 records
Marketing channels6 records
Muse Group product offering
Product offeringCore offering
Muse Group develops and operates a portfolio of music technology products spanning audio editing (Audacity), music notation (MuseScore Studio), guitar tablature (Ultimate Guitar), online sheet music (MuseScore), sheet music publishing (Hal Leonard), audio sharing (Audio.com), and a marketplace for music apps and plugins (MuseHub). The company combines free, open-source software with premium subscriptions and content libraries to serve a global community of 400+ million musicians and creators.
Product overview
Muse Group is a music technology company operating a multi-platform ecosystem of music creation, learning, and publishing products. The portfolio includes: Ultimate Guitar (guitar tabs/chords platform with 2.1M+ tabs and 30M monthly users), MuseScore (sheet music platform with 3.6M scores), Audacity (open-source audio editor with 100M+ downloads), Hal Leonard (world's largest sheet music publisher with 5M+ songs), Audio.com (audio sharing platform with 5.1M+ tracks), MuseHub (app marketplace with 8.1M installs), MuseScore Studio (free notation software with 12M downloads), StaffPad (handwriting notation), and Tonebridge (guitar effects). The company serves over 400 million users worldwide and is headquartered in Cyprus with global operations.
Differentiator
Problem solved
Functional benefit
Brands
- Ultimate Guitar: Best platform for musicians to learn and play songs they love with the world's largest music community
- MuseScore
- Audacity
- Hal Leonard
- Audio.com
- MuseHub
- MuseScore Studio
- Tonebridge
- StaffPad
Products and services
- Ultimate Guitar Platform for musicians to learn and play songs, offering millions of fully-licensed tabs, chords, and lyrics for guitar, bass, ukulele, and piano, plus tools including tuners, metronome, and transpositions.
- MuseScore The world's largest online sheet music collection with over 3.6 million scores, 1.2 million scores from publishers, and 100 million yearly visitors offering free interactive scores across every genre.
- Audacity Free, open-source audio recording and editing software with over 100 million downloads since 2000. Features multi-track editing, effects including noise reduction and vocal isolation, and VST plugin support.
- Hal Leonard The world's largest source for music publications with over 5 million songs in collection, 200,000 original titles, and 6,000 digital books. Includes method books (Hal Leonard Guitar Method, Essential Elements for Band) and distribution of brands like Berklee Press and Boosey & Hawkes.
- Audio.com Free platform for sharing audio with a library spanning music, podcasts and more. Features over 5.1 million audio tracks, 11 million registered users, and 12,000 daily uploads with cloud-saving and project management.
- MuseHub Curated marketplace for audio apps, plugins, and software. Features over 8.1 million installs, 2 million monthly active users, and 25,000 daily product downloads including MuseScore Studio, AI-powered apps, sound libraries, and loops.
- MuseScore Studio Free, open-source composition and notation software with over 12 million desktop app downloads and 1.5 million monthly active users. Features premium engraving tools and advanced audio playback with MuseSounds.
- StaffPad Handwriting-based music notation app for tablets that lets musicians sketch ideas by hand, capture compositions by playing piano, and edit scores with intuitive touch gestures using realistic sounds.
- MuseSounds Pro All-in-one subscription combining professional instrument playback libraries for MuseScore Studio at $199 USD/year or $19.99/month, including sounds from Spitfire Audio, Vienna Symphonic Library, Audio Imperia, and Cantai vocal synthesis.
Quantifiable outcome
- 400M+ users worldwide use Muse Group products
- +3 more outcomes
Companies that use Muse Group
Customer profileNamed customers3 records
Segments4 records
Ideal customer profiles4 records
Muse Group technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability9 records
Feature5 records
Muse Group partnerships and signals
Strategic signalPartnerships
Six partnerships are on record, tiered core, minor and strategic.
- Spitfire AudiocoreSpitfire Audio collaborated with Muse Group on developing professional orchestral and keyboard sound libraries for MuseSounds Pro, available as part of the subscription service launched January 2026.
- Vienna Symphonic LibrarycoreVienna Symphonic Library partnered with Muse Group on developing professional orchestral sound libraries for MuseSounds Pro subscription, bringing high-quality instrument playback to MuseScore Studio.
- Audio ImperiacoreAudio Imperia collaborated with Muse Group on developing professional sound libraries for MuseSounds Pro, contributing to the comprehensive notation-specific sound library.
- Solid State LogiccoreSolid State Logic joined Hal Leonard's data-driven MI Growth Model as a new partner, combining music equipment distribution with educational initiatives.
- Latin PercussionminorLatin Percussion joined Hal Leonard's distribution program as part of the MI Growth Model initiative.
- Saudi Music CommissionstrategicThe Saudi Music Commission partnered with Hal Leonard to expand music education in the Middle East through Arabic-language editions of Hal Leonard's world-renowned music education books.
Scale indicators15 records
Recent moves7 records
Expansion highlights6 records
Muse Group competitors and assessment
Company assessmentDirect peers
- Splice: Subscription marketplace for music samples, loops, and plugins used by producers. Closely comparable to MuseHub's marketplace and MuseSounds Pro's premium sound library offering.
- Native Instruments: Producer of Komplete (instruments/sound libraries) and Maschine (groove production). Direct peer to MuseSounds Pro in the premium sound library and music plugin category.
- Ableton: Maker of Ableton Live, a leading DAW, and Push hardware. Comparable to MuseScore Studio and Audacity as a music production software vendor, though positioned upmarket with paid licenses and a different creative workflow focus.
- Smule: Social music-making app (Sing!, Magic Piano) with millions of user-generated performances. Comparable to Audio.com's user-generated audio hostin
- BandLab Technologies: Free, collaborative music creation DAW and social platform serving tens of millions of amateur musicians. Directly comparable to MuseScore Studio and Audacity as a freemium music-making app with social/community features.
- Yousician: Subscription music learning app for guitar, bass, ukulele, and piano with interactive lessons. Direct peer to Ultimate Guitar's learning-oriented user base, with similar freemium-to-premium GTM.
Emerging players
- Kobalt Music Group: Tech-forward music publisher and rights administrator. Comparable to Hal Leonard's publishing business, though Kobalt focuses on indie/creator-friendly publishing and royalty tech rather than print/educational distribution.
Broad incumbents
- Avid Technology (Pro Tools): Long-established pro audio and music production software vendor (Pro Tools, Sibelius). Overlaps with Audacity and MuseScore Studio but serves professional studios and post-production rather than Muse's learner/creator base.
- Apple (Logic Pro, GarageBand, Final Cut): Owner of Logic Pro (DAW) and GarageBand (free DAW), the dominant free consumer-grade music creation software on Mac/iOS. Broad incumbent competing with Audacity and MuseScore Studio for amateur creators, but bundled with Apple hardware.
- Spotify (Soundtrap, SoundCloud): Spotify's Soundtrap is a browser-based DAW targeting music creators and students. Comparable to MuseScore Studio and Audio.com as a free/subscription music creation tool embedded in a larger audio platform.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
Muse Group social profiles
Digital presenceMuse Group compliance and trust
Trust signalCompliance2 records
Muse Group financial estimates
Financial estimateRevenue estimate
Valuation estimate
Muse Group leadership team
Management profileNumber of profiles
Profiles2 records
Muse Group subsidiaries and ownership
Company hierarchySubsidiaries9 records
Muse Group funding detail
Funding detailFunding overview
Funding rounds1 record
Investors1 record
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Muse Group M&A and investment
M&A and investmentM&A5 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Muse Group
What does Muse Group do?
Muse Group develops and operates a portfolio of music technology products spanning audio editing (Audacity), music notation (MuseScore Studio), guitar tablature (Ultimate Guitar), online sheet music (MuseScore), sheet music publishing (Hal Leonard), audio sharing (Audio.com), and a marketplace for music apps and plugins (MuseHub). The company combines free, open-source software with premium subscriptions and content libraries to serve a global community of 400+ million musicians and creators.
Is Muse Group a public or private company?
Muse Group is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Muse Group founded?
Muse Group was founded in 1998. It employs 11 to 50 people.
Where is Muse Group based?
Muse Group is headquartered in Limassol, Cyprus, in the Europe region.
How does Muse Group make money?
Five revenue lines are on record. Subscription Services are the primary driver. The others are freemium Model, digital Content Sales, marketplace Commission and educational Publishing.
Who are Muse Group's main competitors?
Direct peers on record are Splice, Native Instruments, Ableton, Smule, BandLab Technologies and Yousician. Kobalt Music Group is listed as an emerging player. Broad incumbents are Avid Technology (Pro Tools), Apple (Logic Pro, GarageBand, Final Cut) and Spotify (Soundtrap, SoundCloud).
Does Muse Group have an API?
No public API is recorded for Muse Group.
What industry is Muse Group in?
Muse Group's product category is Music Creation Software. Its primary akta.pro industry code is MPAIAIAK, Music Production Workflow & Project Management Tools (Session management, asset/versioning), with a secondary code of MPAIADAG, Creator Tools & Monetization Platforms (Podcasts/Audio). Its NAICS code is 5132 and its SIC code is 7371.