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Best M4 Peg Apps

224+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

With an average user rating of 4.5★, the m4 peg category is one of the App Store's strongest. Browse all 224+ apps we track, sorted so the most loved ones surface first.

Top Picks for M4 Peg

MuseScore－Sheet Music & Chords#1

MuseScore－Sheet Music & Chords by MuseScore Limited

Tab for piano, guitar & so on
Editor's Choice
🎵 Music
4.6😞(76K ratings)
FreeAdsIn-App Purchases
#21in Music
MuseScore－Sheet Music & Chords screenshot 1
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MuseScore－Sheet Music & Chords screenshot 4
MuseScore－Sheet Music & Chords screenshot 5
MuseScore－Sheet Music & Chords screenshot 6

Discover and play a vast collection of high-quality sheet music for various instruments with this app. Access over 1.5 million free music scores, ranging from classical to anime and video game music, and easily search for new pieces to play.

What We Love

  • 🚀 Great app for finding sheet music
  • 👍 Huge selection of songs and genres
  • 🎼 Useful practice mode with adjustable speed and metronome
  • 💡 Ability to save favorite songs

Room to Improve

  • 🐛 Buggy and unstable, often crashes or freezes
  • 🔒 Confusing and deceptive subscription model
  • 👎 Poor customer service and refund policies
Magic Piano: game by Smule#2

Magic Piano: game by Smule by Smule

Play, learn & compose music
Strong Contender
🎵 Music
3.5😐(19K ratings)
FreeAdsIn-App Purchases
Magic Piano: game by Smule screenshot 1
Magic Piano: game by Smule screenshot 2
Magic Piano: game by Smule screenshot 3
Magic Piano: game by Smule screenshot 4
Magic Piano: game by Smule screenshot 5

Play your favorite tunes from a wide range of genres on a virtual piano, from Bruno Mars to Mozart. Relax and enjoy beautiful piano sounds with this app.

What We Love

  • 🎹 Fun and creative gameplay
  • 🎶 Wide variety of songs
  • 💡 Ability to compose own songs

Room to Improve

  • 💸 Excessive ads and paywalls
  • 🔍 Difficulty earning in-game currency
  • 🐛 Glitches and bugs
Reverb: Buy & Sell Music Gear#3

Reverb: Buy & Sell Music Gear by Reverb.com, LLC

New, used, and vintage
Worth Considering
🛍️ Shopping
4.9😐(198K ratings)
FreeAds
Reverb: Buy & Sell Music Gear screenshot 1
Reverb: Buy & Sell Music Gear screenshot 2
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Reverb: Buy & Sell Music Gear screenshot 4
Reverb: Buy & Sell Music Gear screenshot 5

A dynamic mobile shopping app that allows users to easily browse, discover, and purchase a wide range of products in various categories. With its intuitive interface and smart search features, finding and buying items is convenient and efficient. Download now to streamline your shopping experience.

What We Love

  • 👍 Great app for buying and selling gear
  • 🚀 Efficient transaction process
  • 🔒 Buyer/seller protection features
  • 💡 Variety of gear available

Room to Improve

  • 🐛 Buggy and unreliable app
  • 💰 High seller fees
  • ⏱️ Slow payouts for sellers

More M4 Peg apps to explore

4
OnSong 2026
OnSong 2026
OnSong 2026
Chords, Music, Setlists, MIDI+
Free

A versatile music app for musicians to organize chords, lyrics, setlists, and MIDI functionalities easily. Access up to 30 songs for free, with options to subscribe for additional features and song imports. Perfect for musicians looking to streamline their performances and collaborate with others. Check out more details at http://onsongapp.com/features.

🎵 Music
(4.4K)
5
Pano Tuner Lite
Pano Tuner Lite
Pano Tuner Lite
by Kaleloft Limited Liability Company
Free

An app that accurately tunes instruments by listening to sound and displaying pitch offsets, with quick response and wide pitch range. Customize concert-A frequency and sensitivity for precise tuning. Try it now for quick and sensitive tuning!

🎵 Music
(7.5K)
6
Piano Keyboard App: Play Songs
Piano Keyboard App: Play Songs
Piano Keyboard App: Play Songs
Learn keys & Create Your Music
Free

Learn to play songs with a virtual piano keyboard app. Practice and master your skills with this interactive tool. Start playing today!

🎵 Music
(12K)
7
Napster - AI Music & Experts
Napster - AI Music & Experts
Napster - AI Music & Experts
by Rhapsody International Inc
Free

Discover new music and listen to trending tracks with our app. Explore personalized recommendations, create playlists, and enjoy a seamless music streaming experience. Download now to enhance your music discovery journey!

🎵 Music
(15K)
8
IMSLP
IMSLP
IMSLP
by Project Petrucci LLC
Free

Access the IMSLP / Petrucci Music Library on your iOS device, enjoy full access to commercial recordings, instant access to new uploads, and support the music community. Manage your subscription and settings easily through the app. Find out more at https://imslp.org/wiki/IMSLP:Terms_of_Service_and_Privacy_policy_(app).

🎵 Music
(501)
9
Piascore - Smart Music Score
Piascore - Smart Music Score
Piascore - Smart Music Score
by Piascore, Inc.
Free

Discover Piascore - Smart Music Score, the essential app for musicians with over 5 million users. Easily browse digital musical scores, write notes, and access your music library anytime, anywhere. Experience a revolutionary solution to streamline your music performances today!

🎵 Music
(1.5K)
10
Smart Metronome & Tuner
Smart Metronome & Tuner
Smart Metronome & Tuner
Metronom und Stimmgerät
Free

Stay in perfect rhythm with this intuitive metronome app. Set your desired tempo, time signatures, and accents to practice music with precision. Enhance your musical performance and improve your timing skills. Download now and keep the beat!

🎵 Music
(2.9K)
11
finger drums!
finger drums!
finger drums!
by Indigo Penguin Limited
Free

Experience the ultimate finger-drumming sensation! Let your fingers rock out on virtual drums in this high-energy app!

🎬 Entertainment
(7.8K)
12
Guitar Center: Shop Music Gear
Guitar Center: Shop Music Gear
Guitar Center: Shop Music Gear
Shop New, Used & Vintage Gear
Free

Discover a convenient app for all your music gear needs, whether new or used. Browse through a wide selection of instruments and accessories to find the perfect fit for your musical journey. Start exploring today!

🎵 Music
(95K)
13
Berliner Philharmoniker
Berliner Philharmoniker
Berliner Philharmoniker
Digital Concert Hall
Free

Experience live and on-demand performances by the Berliner Philharmoniker with the Digital Concert Hall app. Enjoy over 40 live broadcasts per season, hundreds of archive concerts, interviews, documentaries, and more in premium audio and video quality. Register now for a 7-day free trial and immerse yourself in the world of classical music.

🎵 Music
(3.5K)
14
DrumKnee 3D Drums - Drum set
DrumKnee 3D Drums - Drum set
DrumKnee 3D Drums - Drum set
Revolutionary Drum Kit game
Free

Experience the ultimate drumming sensation on the go with this revolutionary 3D drum kit app. Enjoy realistic drumming, record your beats, and share with the community. Subscribe for unlimited access to drumless songs and take your drumming skills to the next level.

🎵 Music
(16K)
15
Piano by Yousician
Piano by Yousician
Piano by Yousician
Learn Piano with Fun Lessons
Free

Learn to play the piano with interactive lessons and feedback on your playing. Practice with songs, exercises, and tutorials to improve your skills. Start your musical journey today!

📚 Education
(2K)
16
Tuner T1
Tuner T1
Tuner T1
Tune any musical instrument
Free

Tune any musical instrument with this simple chromatic tuner app. Features include accurate tuning to ±0.1 cents, a tone generator for reference tones, adjustable A₄ frequency, and detection latency settings for different needs. Perfect for musicians of all levels.

🎵 Music
(9.1K)
17
Musicnotes: Sheet Music Reader
Musicnotes: Sheet Music Reader
Musicnotes: Sheet Music Reader
Read Music Sheets & Notations
Free
🎵 Music
(5.9K)
18
Figure - Make Music & Beats
Figure - Make Music & Beats
Figure - Make Music & Beats
Fun Music-Making in Seconds
Free

Create music easily with Figure – a user-friendly application that allows you to mix beats, melodies, and loops to produce your own tracks. Download now and start making music anytime, anywhere!

🎵 Music
(1.6K)
19
Stage Traxx 4
Stage Traxx 4
Stage Traxx 4
Ultimate Live Performance Hub
Free
🎵 Music
(11)
20
Tize: Music & Beat Maker
Tize: Music & Beat Maker
Tize: Music & Beat Maker
Make & mix beats on a Drum Pad
Free

Discover and stream a vast library of music from various genres, create personalized playlists, and enjoy recommended tracks based on your listening preferences. Start exploring today for an immersive musical experience!

🎵 Music
(16K)

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