Comparison

Jazz ScaleHelper vs Quartet 1

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 1

Practice and perform jazz standards with high-quality backing tracks. Mute your instrument, change keys, adjust tempo, and loop sections. Features animated chord diagrams and playlist creation for an enhanced musical experience.

Highlights
  • Live jazz standards backing tracks
  • Mute your instrument
  • Change key and tempo
  • Loop practice sections
  • 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 plus an additional 50 new versions of the most played standards, the top-selling jazz play along apps just got even better. No subscriptions. No in-app purchases. Yours to keep! Volume 1 now includes 200 stunning jazz standards recorded exclusively by 8 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 automated ‘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 (700 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 200 jazz standards in Quartet Volume 1 include improvisations in the style of… ‘All Blues’, ‘All of Me’, ‘All The Things You Are’, ‘Autumn Leaves’, ‘Beautiful Love’, ‘Blue Bossa’, ‘Body and Soul’, ‘Caravan’, ‘Cherokee’, ‘Cry Me a River’, ‘Fever’, ‘Georgia on my Mind’, ‘Giant Steps’, ‘Girl From Ipanema’, ‘Have You Met Miss Jones?’, ‘Love for Sale’, ‘Rhythm Changes’, ‘Satin Doll’, ‘Someday My Prince Will Come’, ‘Summertime’…and 180 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 lots more and see the full song lists at www.quartetapp.com Featured artists Saxophones and Flutes Andy Panayi Credits - Shirley Bassey, Paul McCartney, Seth MacFarlane, Elaine Paige, Salena Jones, Elvis Costello, Georgie Fame, Helen Shapiro, Madeline Bell, Freddie Hubbard, Wynton Marsalis, Joe Lovano, Roy Hargrove Dave O’Higgins Credits - Joey Calderazzo, Joe Locke, Eric Alexander, Max Ionata, Joe Lovano, Phil Woods, Nancy Wilson, Peggy Lee, Kurt Elling, Wayne Shorter, Eddie Gomez, Jamie Cullum, Stéphane Grappelli, Michel Legrand Graeme Blevins Recording and performing credits include Phil Collins, Robbie Williams, Kylie Minogue, Kyle Eastwood, Mark Knopfler, Quincy Jones, Mark Ronson, Tom Jones, Taylor Swift Guitar Nigel Price Credits - James Taylor Quartet, Van Morrison, Nigel Price Organ Trio. Voted ‘Best Guitarist’ in the 2016 British Jazz Awards Piano Graham Harvey Credits - Incognito (MD), Stacey Kent, George Benson, Hamish Stuart, Will Lee, Philip Bailey, Chaka Khan, The BBC Big Band, Madeline Bell, Jocelyn Brown, Mica Paris, Sir Cliff Richard Bass Geoff Gascoyne Credits - Jamie Cullum (MD), Sting, Van Morrison, Bill Bruford, Mari Wilson, Paloma Faith, Georgie Fame, Gloria Estefan, Guy Barker, Charlie Watts, Benny Golson, Jacqui Dankworth, Bob Dorough, John Martyn, Eartha Kitt Drums Sebastiaan de Krom Credits - Herbie Hancock, John Scofield, Phil Woods, Dave Holland, Jamie Cullum, Guy Barker, Wynton Marsalis, Clark Terry, Tim Garland Rod Youngs Credits - Gil Scott-Heron, Lee Konitz, Sia, Courtney Pine, Jon Hendricks, Hugh Masekela, Natalie Cole, Mica Paris, Juliet Roberts, BBC Concert Orchestra, Ronnie Laws, Jocelyn Brown

Screenshots

Jazz ScaleHelper4 screens
Quartet 14 screens

Verdict

The call

The clearest difference is price: Jazz ScaleHelper at $5.99 against Quartet 1's $19.99. Quartet 1's advantage is review sentiment (84% 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 1 $19.99 up front. Jazz ScaleHelper sells 11 one-off in-app purchases and Quartet 1 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 1 every 2 months. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

Scorecard3 real differences · 7 level
Jazz ScaleHelper versus Quartet 1: the parameters behind the verdict, then further details
ParameterJazz ScaleHelperQuartet 1
Price$5.99 — better$19.99
Rating—4.7 (155 ratings) — better
Positive reviews50.0% of reviews84.1% of reviews — better
Number of ratings—155 — better
Update frequencyEvery 6 weeks — betterEvery 2 months
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 MB706 MB
Age rating4+4+
DeveloperRichard WilliamsUK Music Apps Ltd

Customer experience

Jazz ScaleHelper

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

Quartet 1

All ratings155 ratings
Positive93.5%
Neutral2.6%
Negative3.9%
Written reviews107 reviews
Positive84.1%
Neutral10.3%
Negative5.6%

Bugs and requests

Jazz ScaleHelper

Not enough reviews yet to summarise bugs or requests.

Quartet 1

Reported bugs

12 issues
  • Playlists disappear
  • Playlists replaced by old ones
  • Looping parts not saved
  • Edits wiped out
  • Cannot put song into desired key
Show 7 more
  • Abrupt endings with no turnarounds
  • Out of tune bass
  • Crash when making playlist changes
  • Doesn't remember key/tempo from last session
  • Clicks when using iPad OS
  • Double charge for app
  • No actual endings found

Requested features

29 requests
  • Dark mode option
  • Tap tempo button
  • Ability to create own charts
  • Export to WAV and MP3
  • Export chord chart in different ways
Show 24 more
  • Drum-only option
  • Two versions of songs at different tempos
  • Metronome/click track
  • Pan tracks to left/right channel
  • Type in tempo directly
  • Slider for tempo change
  • Search within playlists
  • Cloud-based sync
  • iReal-type portrait display
  • Real Jazz Guitar chords
  • Global default for chord transpose
  • More variations in chorus repeats
  • Actual song endings with variations
  • MIDI out function
  • Split screen on tablet
  • Add tags to ends of tunes
  • Fix pitch shifting on drums
  • Lower price for stem export
  • Adjustable font size for chords
  • Vertical mode
  • AUV3 version
  • Edit tunes at bar level
  • Create new tunes within the app
  • More standards/tunes

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 1

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$49.99

Questions

Is Jazz ScaleHelper free?
Jazz ScaleHelper costs $5.99, and also offers in-app purchases.
Is Quartet 1 free?
Quartet 1 costs $19.99, and also offers in-app purchases.
Do Jazz ScaleHelper or Quartet 1 have ads?
Neither Jazz ScaleHelper nor Quartet 1 shows ads.
Which is updated more often, Jazz ScaleHelper or Quartet 1?
Jazz ScaleHelper ships an update every 6 weeks, and Quartet 1 every 2 months. Most recently, Jazz ScaleHelper was updated on October 14, 2026 and Quartet 1 on October 17, 2026.

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