40+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our quartet 2 list covers 40+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | $19.99 | 4.7★ (7) | No | Yes | Jul 2026 |
| 2 |  | $0.99 | — | No | No | Jul 2026 |
| 3 |  | Free | — | No | No | May 2026 |
| 4 |  | $9.99 | 5.0★ (4) | No | No | Jun 2026 |
| 5 |  | Free | 2.3★ (3) | No | No | Jun 2026 |
| 6 |  | $9.99 | 3.9★ (7) | No | No | Jul 2026 |
| 7 |  | Free | 3.7★ (22) | No | Yes | Aug 2026 |
| 8 |  | Free | — | No | No | May 2026 |
Practice and perform jazz standards with live studio recordings. Mute your instrument to play along, change key, adjust tempo, and loop sections. Features animated chord diagrams and royalty-free multitrack exports for creative remixing.
Practice Japanese vocabulary and kanji from the "QUARTET 2 Intermediate Japanese" textbook. Features include flashcards, quizzes, and stroke order animations for efficient learning anytime, anywhere.
Explore jazz standard forms infused with Brazilian rhythms through this play-along app. Practice with professional musicians, mute or solo individual tracks, and access chord charts.
This app allows you to play drums, piano, bass, and guitar on your iPhone or iPad. Enjoy high-quality sounds and the ability to play with a friend on the same device.
Practice jazz with a world-class rhythm section. Record yourself playing along to 10 new tracks, adjust the mix, and access PDF lead sheets. Designed for musicians looking to perfect their jazz skills and artistry.
This app provides rehearsal recordings for choral singers to learn their specific voice parts for SATB scores. It guides users through music with a narrator and bar numbers, offering features like looping and adjustable playback speed to master complex passages. Some popular works also include recordings sung by professional singers.
Access a library of classical music performances, including live recordings and videos. Stay updated on upcoming events, view program notes, and purchase tickets to digital and in-person shows. Enjoy high-quality audio and detailed repertoire information.
Learn piano with a comprehensive course featuring over 300 illustrations and nearly 100 songs. Access a growing library of adapted sheet music for various skill levels and styles. Enjoy free access to select content or unlock full access with a subscription.
Enhance your jazz performance and practice with live studio recordings of jazz standards. Mute your instrument to play along, change keys, adjust tempo, and loop sections for focused learning. Features animated chord diagrams and playlist creation for seamless practice sessions.
This audio effect processor splits sound into three frequency bands, allowing independent effect application and blending for unique sonic textures. It offers a range of effects like saturation, reverb, and delay, with precise control over crossovers and outputs. Ideal for musicians seeking advanced sound design capabilities.
Experience classical music with synchronized sheet music that scrolls automatically. Enjoy high-quality recordings of complete string quartets, with features like background playback and adjustable speed.
Experience classical music with synchronized sheet music that scrolls automatically. Enjoy high-quality recordings of Beethoven's complete string quartets with features like background play and adjustable playback speed.
Explore melodic patterns for jazz improvisation organized by chord. This educational tool provides solo material for musicians to enhance their playing over various chord changes. Designed for treble clef instruments.
Learn the fundamentals of jazz improvisation with interactive lessons, audio examples, and jam-along tracks. This app provides basic theory, ear training, and a scale-to-chord compendium to help aspiring musicians develop soloing skills.
This app helps organize barbershop quartet competitions by randomly assigning singers to each voice and selecting a song. It's designed for large groups like choruses to facilitate fun, random performances.
Master music theory with interactive exercises focused on chord and Roman numeral analysis. Practice constructing chords, analyzing progressions, and improving your musical ear through various training modes and customizable settings.
Experience classical music with synchronized sheet music. Listen to high-quality recordings of Brahms' violin sonatas while following the score as it flows in real-time. A unique way to engage with timeless compositions.