SQ4You vs Quartet 3
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SQ4You
This app provides personal monitor mixing control for SQ mixers. It allows musicians to customize their own monitor mix on stage using a smartphone or tablet, controlling individual channel send levels, EQ, and more.
- Choose any Aux mix to control
- Assign sources to control
- View channel names and meters
- Control individual channel send levels and pan
- Assign channels to level trim wheels
- Create a 'Me' group for quick control
- Control Aux mix level, mute, EQ, and compressor
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SQ4You release V1.6.0 his version is for SQ mixers running V1.6.* firmware. SQ4You is a personal monitor mixing app for the SQ mixer giving you customised control of your own monitor mix on stage using a smart phone or tablet. It is for remote control of a single mix (it does not pass audio), and connects to the SQ via a wireless router. SQ4You allows you to : - Choose any Aux mix to control - Assign which sources to control (Channels, FX returns, Groups) - View channels numbers, names and meters - Control individual channel send levels and pan - Assign up to 4 groups of channels to level trim wheels - Create a 'Me' group for quick control of your own channels - Name each group - Control the Aux mix level and mute - Control the Aux mix PEQ, Graphic EQ and Compressor - Lock the mix and/or processing to prevent user error Requirements : An Allen & Heath SQ mixing console with a wireless router (wireless access point) connected to its Network port. The SQ mixer firmware and SQ4You app must share the same major release version (the first two numbers) but maintenance version numbers do not need to be identical, for example SQ4You V1.5.0 is compatible with SQ firmware V1.5.3. A user must have both ‘SQ4You’ and access to at least one mix allowed in SQ User Permissions. Refer to the Allen & Heath web site for more information and to download the latest SQ mixer firmware.
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.
- 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
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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 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 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, 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
Verdict
The clearest difference is review sentiment: Quartet 3 at 90% against SQ4You's 41%. Quartet 3 also leads on rating (4.6 vs 3.2) and update cadence (monthly vs every 8 months). SQ4You's advantage is price (Free vs $16.99) and in-app purchases (none vs 5). On ads 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
SQ4You is free to download; Quartet 3 costs $16.99 up front. Quartet 3 sells 5 one-off in-app purchases. SQ4You asks for nothing beyond the download.
Quartet 3 holds the better App Store score, 4.6 against 3.2. Both are backed by a comparable volume of ratings — 56 and 18 respectively. Written reviews point the same way: 41% of SQ4You's written reviews are positive against 90% of Quartet 3's.
SQ4You ships an update every 8 months, Quartet 3 monthly. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.
| Parameter | SQ4You | Quartet 3 |
|---|---|---|
| Price | Free — better | $16.99 |
| Rating | 3.2 (56 ratings) | 4.6 (18 ratings) — better |
| Positive reviews | 40.5% of reviews | 90.0% of reviews — better |
| Number of ratings | 56 — better | 18 |
| Update frequency | Every 8 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Best chart rank | — | #164 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 32 MB | 528 MB |
| Age rating | 4+ | 4+ |
| Developer | Allen & Heath Limited | UK Music Apps Ltd |
Customer experience
SQ4You
Quartet 3
In-app purchases
SQ4You
No in-app purchases
Quartet 3
- Upgrade song$0.99
- Buy 10 tokens$8.99
- Buy 20 tokens$14.99
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- Buy 50 tokens$22.99
- Upgrade all songs$39.99









