Comparison

Jazz ScaleHelper vs Quartet 3

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Jazz ScaleHelper

Improve your musical instrument playing with interactive exercises and real-time feedback. Practice scales, modes, and arpeggios with scoring and performance analysis. Ideal for exam preparation and general skill enhancement.

Highlights
  • Interactive scale and arpeggio practice
  • Real-time performance scoring
  • Multiple practice modes (play any, choose, challenge)
  • Supports Trinity Guildhall and ABRSM syllabuses
  • Wide range of scales, modes, and arpeggios
  • Supports multiple instruments
  • Multi-user support with saved history
Features
Read full description

Choose an exercise: see the notes and hear them played Play the exercise: get a score, see the notes you played and listen to your performance Jazz ScaleHelper is the fast way to improve your playing. With actual feedback based on what you played, Jazz ScaleHelper enables you to concentrate on the aspects of your playing that will help the most. Jazz ScaleHelper has 3 modes: 1. Play any scale: Jazz ScaleHelper determines the exercise you have played and scores your performance. Ideal for impromptu practise sessions. 2. Choose a scale: Choose the exercise you want to play and Jazz ScaleHelper listens and gives you a score. Ideal to improve a specific musical exercise. 3. Challenge me: Jazz ScaleHelper will ask you to play exercises from your challenge list that is based on your chosen syllabus. Jazz ScaleHelper will identify what you need to practise and make sure you get exam ready while having fun on the way. Ideal for practising a range of exercises. Jazz ScaleHelper contains everything you need for the instruments covered by the Jazz syllabuses from Trinity Guildhall and ABRSM examining boards. Jazz ScaleHelper will be there for you every step of the way as you grow as a musician. Jazz ScaleHelper allows you to create your own syllabus from the exercises it supports: major scales; dorian modes; lydian modes; lydian flat 7 modes; mixolydian modes; melodic minor scales; jazz melodic minor scales; harmonic minor scales; pentatonic major scales; pentatonic minor scales; blues scales; diminished scales; chromatic scales; whole-tone scales; phrygian modes; locrian modes; altered modes; aeolian modes; major arpeggios; minor arpeggios; augmented arpeggios; major sevenths; minor sevenths; diminished sevenths; half-diminished sevenths; major/minor sevenths; and minor/major sevenths. All exercises are available starting from every tonic over 1 octave, 1 twelfth, 2 octaves, 2.5 octaves and 3 octaves. There is a range of exercise lists for popular music exams available for download. (Jazz ScaleHelper Lite only supports major scales, blues scales and major arpeggios over 1 octave) Instruments supported include Violin, Viola, Cello, Guitar, Bass Guitar, Clarinet, Flute, Oboe, Saxophone, Bassoon, Recorder, Trumpet, Cornet, Trombone and Horn. A full list is available at www.jazz.ScaleHelper.com along with details of the rich feature set Jazz ScaleHelper has to offer. At less than the price of a single music lesson the guidance that Jazz ScaleHelper provides between your lessons builds on that teaching. You can dispense with the need to review scales by playing them in your lessons and instead reuse the time you gain to learn technique and perfect your pieces. Jazz ScaleHelper supports multiple users, keeping each user's history for each of their instruments. You can save recordings to study later or to show and play to your teacher and friends. You can also email recordings to share them with others. Have fun competing with your friends to see who can get the highest score or who can maintain the highest average.

About

Quartet 3

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.

Highlights
  • Live jazz standards play-along
  • Mute your instrument
  • Change key and tempo
  • Loop sections for practice
  • Animated chord diagrams
  • Multi-app playlist creation
  • Multitrack export
Features
Read full description

Practice and perform jazz standards on another level with Quartet. And with a host of brand-new features, the top-selling jazz play along apps just got even better. No subscriptions. No in-app purchases. Volume 3 includes another 100 stunning jazz standards recorded exclusively by 6 of the world’s best jazz musicians. All ‘live’ studio recordings with intros, endings and top line solos. Whether you play jazz piano, guitar, saxophone, trumpet, bass, drums…simply mute your instrument from the Quartet for the ultimate jazz play along. And for jazz singers too, each edition of Quartet is an unrivalled collection of jazz backing tracks powerful enough to gig with. Change key on the fly. Speed up or slow down the audio seamlessly. Loop sections and slow them right down for practice. Select the number of repeats. Choose from preset mixes or create your own custom mix using the new onboard mixer. Arrange each song exactly the way you want it with the new ‘Arranger’ feature. Add a touch of reverb and you’re good to go. Improve your skills with full screen animated chord diagrams for Piano, Guitar and Ukulele. Search the entire Quartet song library (650 songs) by composer, style, BPM, associated artist and more. Build and share multi-app playlists and easily export PDF chord charts for every song. Export your stereo mix or export the multitrack if you want to develop the high quality separated parts in GarageBand or whatever DAW you use. Either way, all recordings are offered to you royalty-free giving you endless creative possibilities. The 100 jazz standards in Quartet Volume 3 include improvisations in the style of… ‘After You’ve Gone’, ‘Ain’t No Sunshine’, ‘At Last’, ‘Baubles, Bangles & Beads’, ‘Blueberry Hill’, ‘Blues’ (in all keys), ‘Breezin’’, ‘Chameleon’, ‘Down by the Riverside’, ‘Freedom Jazz Dance’, ‘How Long Has This Been Going On?’, ‘Ladies in Mercedes’, ‘On the Street Where You Live’, ‘Second Time Around’, ‘Someone To Watch Over Me’, ‘Summer Knows’, ‘Só Danço Samba’, ‘Too Marvelous for Words’, ‘Who Can I Turn To?’, ‘With a Song in My Heart’… and 80 more. Install Quartet on all of your iOS devices plus your Mac devices (M series only) at no extra cost. Ready to take your jazz standards to another level? Hear more at www.quartetapp.com Featured artists on Quartet Volume 3 Guitar Nigel Price Nigel has recorded with many big-name artists, performing on over 50 albums, most recently Van Morrison’s studio album ‘Keep Me Singing’. A former member of The James Taylor Quartet, Nigel was voted the UK’s ‘Best Guitarist’ in the 2016 British Jazz Awards and is “…probably the most dynamic and gifted guitarist on the British jazz scene today” [All About Jazz]. Trumpet Steve Fishwick Steve has performed and recorded with many leading European jazz musicians including Sir John Dankworth, George Mraz, Dado Moroni, Claus Raibler, Tony Lakatos and the WDR big band. In the USA, Steve has performed and recorded with Anita O' Day, Ron Carter, Jimmy Heath, Peter Erskine, Eric Harland, Scott Hamilton, Herb Geller Saxophones and Flutes Andy Panayi Credits include Shirley Bassey, Jessye Norman, Paul McCartney, Seth MacFarlane, Elaine Paige, Elvis Costello, Georgie Fame, Helen Shapiro, Madeline Bell, Patty Austin, Freddie Hubbard, Wynton Marsalis, Billy Cobham Piano Graham Harvey Credits include Incognito (MD), Stacey Kent, George Benson, M People, Hamish Stuart, The Jones Girls, Philip Bailey, Chaka Khan, The BBC Big Band, Madeline Bell, Jocelyn Brown, Mica Paris, Sir Cliff Richard Bass Geoff Gascoyne Credits include Jamie Cullum (MD), Sting, Van Morrison, Bill Bruford, Mari Wilson, Paloma Faith, Georgie Fame, Gloria Estefan, Guy Barker, Charlie Watts, Chris Standring, Everything But The Girl, Benny Golson, Jacqui Dankworth, John Martyn, Eartha Kitt Drums Sebastiaan de Krom Credits include Herbie Hancock, John Scofield, Phil Woods, Dave Holland, Jamie Cullum, Guy Barker, Wynton Marsalis

Screenshots

Jazz ScaleHelper4 screens
Quartet 34 screens

Verdict

The call

The clearest difference is price: Jazz ScaleHelper at $5.99 against Quartet 3's $16.99. Quartet 3's advantage is review sentiment (90% vs 50%). On update cadence, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Jazz ScaleHelper costs $5.99 and Quartet 3 $16.99 up front. Jazz ScaleHelper sells 11 one-off in-app purchases and Quartet 3 sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Jazz ScaleHelper ships an update every 6 weeks, Quartet 3 every 5 weeks. The most recent releases landed on September 21, 2026 and September 27, 2026 respectively.

Scorecard3 real differences · 7 level
Jazz ScaleHelper versus Quartet 3: the parameters behind the verdict, then further details
ParameterJazz ScaleHelperQuartet 3
Price$5.99 — better$16.99
Rating—4.5 (14 ratings) — better
Positive reviews50.0% of reviews90.0% of reviews — better
Number of ratings—14 — better
Update frequencyEvery 6 weeksEvery 5 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.6
Further details — not scored
Size9 MB503 MB
Age rating4+4+
DeveloperRichard WilliamsUK Music Apps Ltd

Customer experience

Jazz ScaleHelper

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Quartet 3

All ratings14 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews20 reviews
Positive90.0%
Neutral0.0%
Negative10.0%

In-app purchases

11 purchases

Jazz ScaleHelper

One-time11
  • Saxophone TRINITY G4$0.99
  • Saxophone TRINITY G7$0.99
  • Saxophone ABRSM G1 to G3$0.99
Show 8 more
  • Saxophone ABRSM G4$0.99
  • Saxophone ABRSM G5$0.99
  • Trumpet ABRSM G1 to G3$0.99
  • Trumpet ABRSM G4$0.99
  • Trumpet ABRSM G5$0.99
  • Clarinet TRINITY G1 to G8$2.99
  • Flute TRINITY G1 to G8$2.99
  • Saxophone TRINITY G1 to G8$2.99
5 purchases

Quartet 3

One-time5
  • Upgrade song$0.99
  • Buy 10 tokens$8.99
  • Buy 20 tokens$14.99
Show 2 more
  • Buy 50 tokens$22.99
  • Upgrade all songs$39.99

Questions

Is Jazz ScaleHelper free?
Jazz ScaleHelper costs $5.99, and also offers in-app purchases.
Is Quartet 3 free?
Quartet 3 costs $16.99, and also offers in-app purchases.
Do Jazz ScaleHelper or Quartet 3 have ads?
Neither Jazz ScaleHelper nor Quartet 3 shows ads.
Which is updated more often, Jazz ScaleHelper or Quartet 3?
Jazz ScaleHelper ships an update every 6 weeks, and Quartet 3 every 5 weeks. Most recently, Jazz ScaleHelper was updated on September 21, 2026 and Quartet 3 on September 27, 2026.

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