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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
#19in Music
MuseScore－Sheet Music & Chords screenshot 1
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MuseScore－Sheet Music & Chords screenshot 3
MuseScore－Sheet Music & Chords screenshot 4
MuseScore－Sheet Music & Chords screenshot 5
MuseScore－Sheet Music & Chords screenshot 6

Access a vast library of free sheet music for various instruments and genres. Learn and practice music with an interactive player, tempo control, and practice modes. Enhance your skills with video courses and premium features.

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 songs on a virtual piano, guided by visual cues. Explore a vast library of hits across genres, experiment with different instruments, and even collaborate with vocalists. Share your musical creations with a global community.

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
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Reverb: Buy & Sell Music Gear screenshot 4
Reverb: Buy & Sell Music Gear screenshot 5

Discover and purchase new, used, and vintage musical instruments and equipment. Easily list your own gear for sale to a global community of musicians. Access inspiring content like gear demos and artist interviews.

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

This app helps musicians prepare, practice, and perform by managing chord charts, lyrics, and setlists. It offers features like importing songs from various sources, hands-free control, and advanced video output for live performances.

Import and manage chord charts and lyricsCreate and organize setlistsHands-free page turning and autoscrolling
🎵 Music
(4.4K)
free with in-app purchases
5
Pano Tuner Lite
Pano Tuner Lite
Pano Tuner Lite
by Kaleloft Limited Liability Company
Free

This application listens to your instrument's sound and displays its pitch, allowing for accurate tuning by showing the deviation from the desired note. It offers a wide pitch sensor range and customizable settings for concert-A frequency and sensitivity.

Listens to instrument sound and displays pitchAccurate tuning via offset from desired pitchQuick and sensitive response
🎵 Music
(7.5K)
free with in-app purchases
6
Piano Keyboard App: Play Songs
Piano Keyboard App: Play Songs
Piano Keyboard App: Play Songs
Learn keys & Create Your Music
Free

Learn and play piano anytime, anywhere with a full 88-key virtual keyboard. Record your musical creations, save them, and share them with friends. Offers a metronome and adjustable keyboard size for a personalized experience.

88-key piano keyboardAdjustable keyboard sizeMetronome
🎵 Music
(12K)
free with in-app purchases
7
Napster - AI Music & Experts
Napster - AI Music & Experts
Napster - AI Music & Experts
by Rhapsody International Inc
Free

Create music collaboratively with AI musicians through live video conversations. Generate original songs with vocals, production, and album art in minutes, regardless of experience. Explore AI-generated music for inspiration and share your creations without royalties.

AI musician collaborationLive video creationGenre-specific AI specialists
🎵 Music
(15K)
subscription
8
IMSLP
IMSLP
IMSLP
by Project Petrucci LLC
Free

Access a vast digital library of classical music scores on your iOS device. Enjoy full access to commercial recordings, instant downloads, and new uploads with a membership subscription. Support the music community while exploring a comprehensive collection.

Browse IMSLP/Petrucci Music LibraryView musical scoresAccess commercial recordings
🎵 Music
(502)
freemium
9
Piascore - Smart Music Score
Piascore - Smart Music Score
Piascore - Smart Music Score
by Piascore, Inc.
Free

This app allows musicians to digitally browse, annotate, and manage their sheet music. It offers features like free classical score downloads, automatic page turning, and integrated practice tools. Easily organize and access your entire music library from your device.

Digital sheet music browsingScore annotation with pens and stampsFree classical sheet music search (IMSLP)
🎵 Music
(3.4K)
free with in-app purchases
10
Smart Metronome & Tuner
Smart Metronome & Tuner
Smart Metronome & Tuner
Metronom und Stimmgerät
Free

This app provides an accurate and stylish metronome with multiple practice modes, including tempo progression and programmable sequences. It also offers simple tuning tones and is fully accessible via voiceover. Use it for music practice, dancing, exercise, or any activity requiring precise timing.

Multiple metronome modes (Normal, Repeat, Program)Programmable tempo and time signature changesIncremental tempo increase for difficult passages
🎵 Music
(58K)
ad-supported
11
finger drums!
finger drums!
finger drums!
by Indigo Penguin Limited
Free

Experience the thrill of playing the drums using just your fingers. This app offers a loud and engaging way to create rhythmic beats and enjoy a dynamic drumming experience.

Play drums with fingersLoud sound outputRhythmic beat creation
🎬 Entertainment
(7.8K)
free
12
Guitar Center: Shop Music Gear
Guitar Center: Shop Music Gear
Guitar Center: Shop Music Gear
Shop New, Used & Vintage Gear
Free

Discover and shop a vast selection of new, used, and vintage musical instruments and equipment. Find guitars, drums, keyboards, DJ gear, and more from top brands. Save searches, set alerts for deals, and enhance your in-store experience with a barcode scanner.

Shop new, used, and vintage gearSave searches and set product alertsBarcode scanner for in-store info
🎵 Music
(95K)
free
13
Berliner Philharmoniker
Berliner Philharmoniker
Berliner Philharmoniker
Digital Concert Hall
Free

Experience classical music performances from a world-renowned orchestra, live and on demand. Access hundreds of concert videos, interviews, documentaries, and educational content in high-quality audio and video. Enjoy a 7-day free trial to explore the extensive archive.

Live concert broadcastsOn-demand concert archiveInterviews and documentaries
🎵 Music
(3K)
free with in-app purchases
14
DrumKnee 3D Drums - Drum set
DrumKnee 3D Drums - Drum set
DrumKnee 3D Drums - Drum set
Revolutionary Drum Kit game
Free

Experience realistic 3D drumming with foot-controlled bass. Record, share, and play along with drumless tracks. Customize your kit with professional sounds and stylish skins for an immersive music experience.

Realistic 3D drum setFoot-controlled bass drumRecord and share songs
🎵 Music
(16K)
free with in-app purchases
15
Piano by Yousician
Piano by Yousician
Piano by Yousician
Learn Piano with Fun Lessons
Free

Learn to play piano with interactive lessons and instant feedback. This app listens to you play your real instrument and guides you through songs and exercises. Suitable for all skill levels, from beginner to professional.

Interactive piano lessonsInstant feedback on accuracy and timingThousands of songs to learn
📚 Education
(22K)
free with in-app purchases
16
Tuner T1
Tuner T1
Tuner T1
Tune any musical instrument
Free

This app provides highly accurate tuning for a vast array of musical instruments, from guitars and violins to pianos and flutes. It features a chromatic tuner, transpose mode, and a tone generator for comprehensive musical practice and performance needs.

Extremely accurate tuning (±0.1 cents)Chromatic tuner for all instrumentsTranspose mode for real-world playing
🎵 Music
(9.1K)
free with in-app purchases
17
Musicnotes: Sheet Music Reader
Musicnotes: Sheet Music Reader
Musicnotes: Sheet Music Reader
Read Music Sheets & Notations
Free

Access and play a vast library of digital sheet music. Practice with interactive tools, transpose keys, and annotate scores. Organize your music into set lists for lessons, rehearsals, or performances.

Interactive sheet music playerKey transposition toolAnnotation and markup
🎵 Music
(42K)
free with in-app purchases
18
Figure - Make Music & Beats
Figure - Make Music & Beats
Figure - Make Music & Beats
Fun Music-Making in Seconds
Free

Easily create professional-sounding music in seconds with intuitive controls. Perfect for beginners and experienced users alike, this app lets you craft catchy beats, melodies, and bass lines with simple finger gestures. Explore endless musical possibilities and share your creations.

Create drums, bass, and melodiesIntuitive slide-to-play interfaceAutomatic key and beat locking
🎵 Music
(1.6K)
free
19
Stage Traxx 4
Stage Traxx 4
Stage Traxx 4
Ultimate Live Performance Hub
Free

This app provides musicians with a professional solution for live performances, offering multitrack playback, dynamic song arrangement, and MIDI automation. It displays lyrics and chords with time-coded scrolling, and allows for band-wide synchronization across devices.

Multitrack playback (up to 32 tracks)Lyrics and chords with time-coded scrollingDynamic song arrangement
🎵 Music
(202)
free with in-app purchases
20
Tize: Music & Beat Maker
Tize: Music & Beat Maker
Tize: Music & Beat Maker
Make & mix beats on a Drum Pad
Free

Create professional music with a user-friendly interface. Easily make beats, record audio, add effects, and even auto-tune vocals. Share your creations with a global community or export them for use in other digital audio workstations.

Drum pad beat makingProfessional sound packsAudio recording and looping
🎵 Music
(16K)
free with in-app purchases