SynthMaster 3 Player vs Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SynthMaster 3 Player
This music app allows users to play and tweak a vast library of synthesizer presets. It offers a multi-layer architecture and extensive expansion content for diverse sound design possibilities. Users can easily browse and preview sounds before loading them.
- Tweak existing synthesizer presets
- Multi-layer architecture (up to 16 layers)
- Edit keyboard zones, velocity, voicing, unison, arpeggiator, FX
- Compatible with SynthMaster expansion banks
- In-app shop for purchasing expansions
- Preset previews with audio playback
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SynthMaster 3 Player iOS is the mobile player version of KV331 Audio's flagship synthesizer SynthMaster 3. It is tailored towards user who prefer tweaking existing presets over designing sounds from scratch. It is available for free on Apple AppStore as a standalone app and AUv3 plugin. Free Factory Content: SynthMaster 3 Player iOS comes with 200 presets curated from SynthMaster One, SynthMaster 2 and SynthMaster 3 factory libraries. Once users complete registration, the number of free presets increase to 500. Rich Expansion Content: SynthMaster 3 Player iOS is compatible with SynthMaster One, SynthMaster 2 and SynthMaster 3 expansions. There are currently 60 expansion banks for a wide range of genres to choose from. Users can easily purchase these expansions through the In-App Shop inside the app. Much more than a ROMpler synth: Although users can not edit layer modules and modulation sources, they can edit all other layer parts such as keyboard zones, velocity zones, voicing, unison, arpeggiator, sequencer and insert FX. Multi-layer Architecture: Each SynthMaster 3 Player iOS instance can have up to 16 layers. Users can add new layers by loading existing presets into layers through the preset browser. Preset Previews: Presets in SynthMaster 3 Player iOS have built-in previews. Users can listen to the previews of presets after turning on the preview mode. In-App Shop: Users can easily purchase expansion banks as in-app-purchases.
Pro
This app emulates the sound of an iconic analog poly synthesizer, offering a wide range of sonic possibilities from warm pads to soaring leads. It features advanced modeling, multiple filter styles, and extensive customization options for musicians.
- 10-voice polyphonic analog synth emulation
- Authentic Poly-Mod and filter modeling
- Dual filter styles: Classic Stepped and Modern Smooth
- Extensive preset library with 600+ sounds
- Microtonality panel with 150 curated scales
- AUv3 plugin support for DAWs
- Vintage-style step sequencer and arpeggiator
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PRO-A5 (10-Voice Analog Synth) Experience the warm organic sound of the most iconic analog poly synth ever made. From Lush Brass, Silky Pads and Basses to Soaring Leads, this is the sound that defined Music Icons from the 80s to Radiohead. MAKE THE MUSIC YOU LOVE "SOUNDS AMAZING!" – Jim Sheridan, Live Band on "Name that Tune" TV Show on Fox Indie, Hip Hop, Pop, Funk, 80s, Synthwave, Rock, Lo-Fi, EDM, Ambient.. your sound awaits! "Sounds Authentic and Beautiful" – Synth Anatomy PURE SYNTH POWER! 2 FILTERS: Classic "REV 3" Inspired Stepped Filter Grit with Beautiful Stepping & Modern Smooth options Powerful Oscillator Sync, Poly Mod, Per-voice Analog Panning, Poly Unison stacks... "Pro-A5 synth is bonkers!!! Great job!!" – Kennard Garrett, Grammy-winning producer Plus a magic “Tune Rez” button that instantly tunes the filter self-oscillation so you can play the filter “I’m speechless. My most favorite analog synth on iPad ever. Unbelievable 70s / 80s feel” – Jay Zen, Producer "Fantastic! I've got at least 100 synths, yet Pro-A5 has impressed me. Great emulation and sounds unique. Genius!" – DMT Cymatics "This thing sounds totally insane. Makes me want to put wooden sides on my iPad" – Bri Kup "It has that warmth that other digital synths don't have" – Fieldtone Audio WATCH VIDEOS TO HEAR IT IN ACTION: audiokitpro.com/proa5 FEATURES • Desktop-VST Quality 10-Voice poly synth • NEW Sound Engine with advanced analog-modeling DSP • Authentic Poly-Mod with Filter ENV & OSC B as sources • Professionally modeled filter with self-oscillation • MICROTONALITY Panel + 150 Curated Scales (Microtonal, Indian, 12-tone, and more) • 600+ Exclusive Presets included (more to come) • 2 Filter styles: Classic Stepped "REV 3" Inspired and Modern Smooth • Magic “Tune Rez” button to instantly tune self-oscillation • 10 voices x 5 unison voices = almost a P-50?! You know the sound. If you need more details: • Raw, gritty Oscillator Sync • Accurate PWM engine with unique hardware-style Poly Mod behavior • Per-Voice Analog Panning • Single Note Polyphony for mono and poly sounds • 2x oversampling for more analog-style lows and highs • Original Hardware controls fit on one screen on iPad! • Aftertouch with 60+ possible destinations • 3 LFOs with 60+ destinations • LFO Shapes use analog resistor-mix behavior with soft-limiting • Dual assignable Touch Pads for real-time performance control • Classic Arpeggiator • Vintage-style Step Sequencer • NEW Cascading Reverb • FX: Rage Limiter, Analog Tape Delay, Chorus, Crush, and more • MIDI keyboard support + MIDI Learn • Universal app for iPhone and iPad • 432 Hz and selectable A-Tuning • Choose a key like Cm, Bb, Fm, and more. Select from Major, Minor, Blues, Pentatonic, and other scales you know and love! • Bonus Filter panel with slopes, envelope inversions, and extra goodies • No ads, subscriptions, or in-app purchases WORKS AS A PLUG-IN Use PRO-A5 as an AUv3 instrument in Logic for iPad, GarageBand, AUM, Cubasis, and more. WORKS BY ITSELF No other apps required. Play it standalone, connect a MIDI keyboard, map your controls with MIDI Learn, and start making music right away. EXPRESSIVE CONTROL PRO-A5 is built for performance. Use velocity, aftertouch, touch pads, LFOs, Poly Mod, MIDI Learn, and real-time FX control to make sounds move, breathe, and evolve. FREE UPGRADES MPE and Polyphonic Aftertouch are planned as a FREE future upgrade. PRO-A5 brings classic poly synth magic into the future. LEGAL NOTICES PRO-A5 is an original AudioKit instrument created to celebrate music-making and classic analog synthesis. It is not an official emulation, clone, or recreation of any specific hardware instrument. “REV 3” is used descriptively to refer to a revision-style sound character and does not imply affiliation with or endorsement by Sequential or any other third-party manufacturer. All trademarks are the property of their respective owners.
Screenshots
Verdict
The clearest difference is price: SynthMaster 3 Player at Free against Pro's $9.99. Pro's advantage is in-app purchases (none vs 14) and chart position (#109 vs unranked). On rating, ratings volume, update cadence and ads 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
SynthMaster 3 Player is free to download; Pro costs $9.99 up front. SynthMaster 3 Player sells 14 one-off in-app purchases. Pro asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for SynthMaster 3 Player against 4.8 for Pro. Both are backed by a comparable volume of ratings — 55 and 78 respectively. Written reviews are what separate them: 87% of SynthMaster 3 Player's written reviews are positive against 96% of Pro's.
SynthMaster 3 Player ships an update weekly, Pro every 4 days. The most recent releases landed on September 15, 2026 and September 24, 2026 respectively.
| Parameter | SynthMaster 3 Player | Pro |
|---|---|---|
| Price | Free — better | $9.99 |
| Rating | 4.7 (55 ratings) | 4.8 (78 ratings) — better |
| Positive reviews | 86.7% of reviews | 95.5% of reviews — better |
| Number of ratings | 55 | 78 — better |
| Update frequency | Weekly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Best chart rank | — | #109 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15 | 14.4 — better |
| Further details — not scored | ||
| Size | 2.2 GB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | KV331 Audio | AudioKit Pro |
Customer experience
SynthMaster 3 Player
Pro
In-app purchases
SynthMaster 3 Player
- New Loops Psytrance Sounds Volume 1$2.99
- NatLife Melodic Techno Sounds Vol 1$2.99
- New Loops Cinematic Sounds Volume 1$2.99
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- New Loops Synthwave Sounds Volume 1$2.99
- Loopsy Rave Sounds Volume 1$2.99
- Luftrum 33$2.99
- SynthMaster 2 Factory Presets$4.99
- SynthMaster 3 Factory Presets$4.99
- Loopsy Tech House Sounds Volume 1$4.99
- Loopsy House Sounds Volume 1$4.99
- SynthMaster 3 Expansions Bundle$12.99
- SynthMaster One Expansions Bundle$14.99
- SynthMaster Factory Presets Bundle$14.99
- SynthMaster Everything Bundle$69.99
Pro
No in-app purchases





