Comparison

SynthMaster Player vs dspMixFx UR

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

Head to head
About

SynthMaster Player

This mobile synthesizer app provides a vast library of sounds for music production. It allows users to play presets, make limited edits, and access additional sound banks through in-app purchases. It integrates with other music apps and offers a built-in keyboard for immediate playability.

Highlights
  • Preset-based sound library
  • Limited parameter editing
  • XY pads for modulation
  • AUv3 and InterApp Audio support
  • Audiobus integration
  • Built-in keyboard with pitch/mod wheels
  • Scales functionality
Read full description

SynthMaster Player for iOS received "2016 Editor's Choice Award" from Electronic Musician Magazine! SynthMaster desktop version is voted as "The Best VST/AU Synth Plugin" by MusicRadar readers and also received "Gear of the Year" award from MusicTech Magazine for "Best Software Instrument" category. SynthMaster has received very positive reviews from acclaimed music technology magazines: "SynthMaster: The most powerful softsynth you may not have heard of" Keyboard Magazine "If ever there was a desert island synth, SynthMaster is it, covering all sonic bases with authority and a superb tone" Computer Music Magazine "Many developers say that they've produced the one and only synth you'll ever need, but we've always felt that was a dubious claim. In SynthMaster’s case, though, it’s one that rings true" MusicRadar INTRODUCTION SynthMaster Player for iOS is the MOBILE PLAYER VERSION of the award winning SynthMaster software synthesizer. It is targeted towards users who prefer to use presets rather than designing their own sounds during music production. Although it is a preset based player, users can edit the following preset parameters: 1) 8 easy parameters assigned by the sound designer 2) 2 XY Pads assigned by the sound designer 3) Effect bypass states and send amounts 4) Layer bypass states and volumes 5) Master volume, polyphony The free app comes with 100 factory presets. When users complete registration by entering their names and email addresses they receive another 100 factory presets as a bonus! After completing registration, users can upgrade to the Pro version of the app by purchasing the "Factory Presets" bank via In-App-Purchase (IAP). With the Pro Upgrade all of the 800 factory presets are loaded and also the following features are unlocked: 1. Users can save the changes they have made to the presets. 2. Users can purchase additional preset banks via In-App-Purchase (IAP). We currently have 28 additional preset banks that contain 1750 presets for various genres/styles. 3. Existing SynthMaster users can download their previously purchased SynthMaster preset banks inside the app, so that they don't have to purchase them again. 4. Existing SynthMaster users can export their own presets in SynthMaster v2.x and import them into SynthMaster Player for iPad using iTunes. AUv3 SynthMaster Player for iOS supports AUv3, you can add multiple instrument instances to your tracks. INTERAPP AUDIO SynthMaster Player for iOS acts as an source/instrument in InterApp Audio. We demonstrate in our user manual how to connect it to InterApp enabled DAW apps. AUDIOBUS SynthMaster Player for iOS acts as a source/instrument in AudioBus, with state saving enabled. We demonstrate in our user manual how to connect it to AudioBus enabled DAW apps. BUILT-IN KEYBOARD The built-in 2 octave keyboard with pitch and modulation wheels lets users play notes without having to connect an external MIDI controller to their iPad. With its Scale functionality, it shows the users the notes on the scale, and with its Chord functionality the user can play a certain chord by pressing a single note. MIDI SETTINGS SynthMaster Player for iOS supports CoreMIDI and also virtual MIDI. It acts as a virtual MIDI destination for other DAW apps. Midi input device, midi input channel, and receive midi beat clock settings can be adjusted from the MIDI Settings window. SYSTEM REQUIREMENTS Minimum Operating System Supported: iOS 9 Minimum Hardware Supported: iPad4, iPhone 5 and above Recommended Hardware: iPad Air and above, iPhone6 and above

About

dspMixFx UR

This application provides control over DSP features and built-in effects for compatible audio interfaces on iOS devices. It allows for latency-free monitoring and streaming mixes for music applications, utilizing effects like reverb and channel strips.

Highlights
  • Control DSP features on URX-C/UR-C series
  • DSP mixer control
  • Built-in DSP effects control
  • Latency-free monitoring
  • Streaming mix creation
  • Compatible with specific Yamaha audio interfaces
Read full description

Together with the URX22C, URX44C, UR22C, UR24C, UR44C, and UR816C audio interfaces, the dspMixFx UR-C app allows you to utilize the benefits of Yamaha’s custom-designed SSP3 DSP chip directly on your iPad and iPhone. The app enables control of all DSP features—including the DSP mixer and built-in DSP effects—on compatible URX-C and UR-C series interfaces. You can create latency-free monitor mixes and streaming mixes for a wide variety of iOS / iPadOS music applications, using acclaimed DSP effects such as REV-X reverb, Sweet Spot Morphing Channel Strip, and Guitar Amp Classics. Please note that this app is only a control application for USB audio interfaces URX22C, URX44C, UR22C, UR24C, UR44C, and UR816C. Without a UR interface it can be used in demo mode only. Find more information about the URX-C series and the UR-C series audio interfaces here: URX-C: https://www.yamaha.com/2/urx-c/ UR-C: https://new.steinberg.net/en/audio-interfaces/ur-c-series/ Key features • Control of all DSP features including DSP mixer and DSP effects on URX-C and UR-C series • Latency-free DSP-powered monitoring when connected to iPad or iPhone • Works with URX22C, URX44C, UR22C, UR24C, UR44C, and UR816C * Depending on the iPad or iPhone model for using the UR-C interfaces with iPad or iPhone the Lightning to USB Camera Adapter or the Lightning to USB 3 Camera Adapter is required.

Screenshots

SynthMaster Player3 screens
dspMixFx UR4 screens

Verdict

The call

The clearest difference is rating: SynthMaster Player at 4.4 against dspMixFx UR's 3.7. SynthMaster Player also leads on update cadence (every 3 months vs every 13 months) and review sentiment (52% vs 34%). dspMixFx UR's advantage is in-app purchases (none vs 13). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SynthMaster Player sells 13 one-off in-app purchases. dspMixFx UR asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SynthMaster Player holds the better App Store score, 4.4 against 3.7. That said, the two scores are not equally well evidenced: SynthMaster Player has 55 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 52% of SynthMaster Player's written reviews are positive against 34% of dspMixFx UR's.

UpkeepUpdate frequency

SynthMaster Player ships an update every 3 months, dspMixFx UR every 13 months. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

Scorecard7 real differences · 3 level
SynthMaster Player versus dspMixFx UR: the parameters behind the verdict, then further details
ParameterSynthMaster PlayerdspMixFx UR
PriceFreeFree
Rating4.4 (55 ratings) — better3.7 (10 ratings)
Positive reviews52.1% of reviews — better33.9% of reviews
Number of ratings55 — better10
Update frequencyEvery 3 months — betterEvery 13 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size308 MB57 MB
Age rating4+4+
DeveloperKV331 AudioYamaha Corporation

Customer experience

SynthMaster Player

All ratings55 ratings
Positive85.5%
Neutral5.5%
Negative9.1%
Written reviews261 reviews
Positive52.1%
Neutral16.1%
Negative31.8%

dspMixFx UR

All ratings10 ratings
Positive70.0%
Neutral0.0%
Negative30.0%
Written reviews56 reviews
Positive33.9%
Neutral17.9%
Negative48.2%

Bugs and requests

SynthMaster Player

Reported bugs

5 issues
  • Crashes on startup
  • Purchased presets not loading
  • Stuck notes
  • Incompatibility with newer iOS versions
  • Audiobus and IAA issues

Requested features

6 requests
  • Ability to edit and create own sounds
  • Improved preset management
  • Better integration with DAWs and Audiobus
  • Background playback support
  • Larger on-screen keyboard
Show 1 more
  • More customization options

dspMixFx UR

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

SynthMaster Player

One-time13
  • Historical Synth Giants Vol 1$1.99
  • BigTone Signature Sounds Vol1$4.99
  • MK Expansion 2$4.99
Show 10 more
  • Nori Ubukata Art Rock Basics$4.99
  • Sounds of the World$4.99
  • Factory Presets (PRO Upgrade)$4.99
  • SynthMaster 2.7 presets$4.99
  • SynthMaster 2.8 Presets$4.99
  • Extra Factory Presets Bundle$9.99
  • SynthMaster EDM Bundle 1$13.99
  • Dawn Of Electronic Bundle$13.99
  • Synth Giants Bundle$13.99
  • Rob Lee EDM Bundle$19.99
None

dspMixFx UR

No in-app purchases

Questions

Is SynthMaster Player free?
SynthMaster Player is free to download, with in-app purchases available.
Is dspMixFx UR free?
dspMixFx UR is free to download, with no in-app purchases.
Which has better reviews, SynthMaster Player or dspMixFx UR?
SynthMaster Player is rated higher. SynthMaster Player averages 4.4 out of 5 from 55 ratings, while dspMixFx UR averages 3.7 from 10 ratings.
Do SynthMaster Player or dspMixFx UR have ads?
Neither SynthMaster Player nor dspMixFx UR shows ads.
Which is updated more often, SynthMaster Player or dspMixFx UR?
SynthMaster Player ships an update every 3 months, and dspMixFx UR every 13 months. Most recently, SynthMaster Player was updated on October 15, 2026 and dspMixFx UR on October 14, 2026.

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