Tone Room vs SynthMaster 3 Player
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tone Room
This app allows you to edit and manage tones for compatible VOX amplifier products. Connect wirelessly via Bluetooth MIDI or wired via USB to customize settings, organize user programs, and create backups.
- Edit amplifier tones
- Manage user programs
- Backup amplifier settings
- Wireless Bluetooth MIDI connection
- USB wired connection
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Tone Room is an editor/librarian for VOX products. Connect a compatible product to your iPhone or iPad with a USB cable to edit tones, manage user programs, and back up them. You can also connect the Adio Air GT/BS via Bluetooth MIDI for wireless use. Tone Room 1.4.6 is compatible with the following products: • VOX VX II Modeling Guitar Amplifier • VOX VT20X/40X/100X Modeling Guitar Amplifiers • VOX Adio Air GT/Adio GT Modeling Guitar & Audio Amplifiers • VOX Adio Air BS/Adio BS Modeling Bass & Audio Amplifiers • VOX VX50 GTV Modeling Guitar Amplifier • VOX Cambridge50 Modeling Guitar Amplifier To connect via USB, you will need an adapter such as a USB-C to USB Adapter or a Lightning-USB Camera Adapter in addition to the USB cable. For information on how to connect to the Adio Air GT/BS via Bluetooth MIDI, refer to the "Adio Air Bluetooth MIDI Connection Guide" at https://voxamps.com/downloads.
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.
Screenshots
Verdict
The clearest difference is review sentiment: SynthMaster 3 Player at 87% against Tone Room's 27%. SynthMaster 3 Player also leads on rating (4.7 vs 2.4) and update cadence (weekly vs every 5 months). Tone Room's advantage is in-app purchases (none vs 14). On price, ratings volume, 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
Both are free to download. SynthMaster 3 Player sells 14 one-off in-app purchases. Tone Room asks for nothing beyond the download.
SynthMaster 3 Player holds the better App Store score, 4.7 against 2.4. Both are backed by a comparable volume of ratings — 41 and 55 respectively. Written reviews point the same way: 27% of Tone Room's written reviews are positive against 87% of SynthMaster 3 Player's.
Tone Room ships an update every 5 months, SynthMaster 3 Player weekly. The most recent releases landed on August 13, 2026 and September 15, 2026 respectively.
| Parameter | Tone Room | SynthMaster 3 Player |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (41 ratings) | 4.7 (55 ratings) — better |
| Positive reviews | 27.2% of reviews | 86.7% of reviews — better |
| Number of ratings | 41 | 55 — better |
| Update frequency | Every 5 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15 — better |
| Further details — not scored | ||
| Size | 59 MB | 2.2 GB |
| Age rating | 4+ | 4+ |
| Developer | KORG INC. | KV331 Audio |
Customer experience
Tone Room
SynthMaster 3 Player
In-app purchases
Tone Room
No 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
