Heavy Brass vs VB3m
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Heavy Brass
This virtual instrument app provides realistic trumpet, trombone, and saxophone sounds for music production and live performance. It offers a wide variety of articulations and sound categories, supporting integration with other music apps and external MIDI controllers.
- Trumpet, Trombone, Saxophone sounds
- Multiple brass section samples
- Switchable and crossfadeable articulations
- Audio Unit v3, Inter-App Audio, Audiobus support
- External MIDI keyboard and controller support
- Integrated effects with presets
- MIDI player and recorder
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Heavy Brass delivers the most flexible and innovative approach to modern brass sounds ever provided by a virtual MIDI instrument!¹ With this ultimate brass app your productions and live performances will gain such powerful and amazing tone you previously were only able to retrieve from a real brass section! This app contains the following instruments: Trumpet, Trombone and Saxophone sampled in four different brass sections. Watch and listen to the demo video on our product website! Minimum requirement: at least iPad 3 / iPad Air 1 / iPad mini 2. This app supports Audio Unit v3, Inter-App Audio and Audiobus, so you can directly use it with other apps as well! External MIDI keyboards and controllers are supported as well of course, both via Lightning/USB cable connection, as well as wireless via Bluetooth LE MIDI.¹ There are 3 fundamental sound categories: „Singles“, „Switches“ and „Combis“, where „Switch Sounds“ allow you to either switch or crossfade between configurable articulations. Some „Combi Sounds“ allow you to switch or crossfade between predefined articulations as well. 24 Single Sounds: Solo Trumpet, Solo Sax, Solo Trombone, Heavy Brass 1-4, Section 1, Section 2, Section 3, Section 4, Crescendo, Growl, Doiks, Shaker 1, Shaker 2, Staccato 1, Staccato 2, Staccato Sax 1, Staccato Sax 2, Falls 1, Falls 2, Falls 3, Falls 4. Switch Sounds: Five base sounds: Section 1, Section 2, Section 3, Section 4 and Crescendo, which are switchable or crossfadeable to four alternative articulations: Shaker, Growl, Doiks or Falls. 16 Combi Sounds: Sections Velocity Layer 1, Sections Velocity Layer 2, Sections Velocity Layer 3, Sections Velocity Layer 4, Sections Velocity Layer 5, Sections Velocity Layer 6, Sections Modwheel Layer 1, Sections Modwheel Layer 2, Staccato Layer 1, Staccato Layer 2, Staccato Round Robin 1, Staccato Round Robin 2, Staccato Round Robin 3, Sections & Staccato Round Robin 1, Sections & Staccato Round Robin 2, Sections & Staccato Round Robin 3. General Features: • Low latency disk streaming. • Polyphony up to several hundred stereo voices.² • Configurable audio latency down to 1 ms. • Integrated effects with 18 presets. • App States: Save app's entire state as user presets. • 16 parts. • Provides Audio Unit v3 plugin version of this app, which allows it to be used as virtual instrument directly within third-party multi-track DAW apps. • Support for Apple's "Inter-App Audio" system. • Audiobus support. • MIDI velocity response curve editor. • Master Tune & Scale Tuning. • App can keep running in the background, so you can play on your keyboard while e.g. using Safari or another app to display scores or surfing the Internet. • Virtual on-screen piano keyboard with velocity support, scalable & scrollable. MIDI Player / Recorder: • Record, save and load your songs in standard MIDI file format. • Share your songs easily as audio file. • Unlimited amount of tracks. • Configurable target MIDI channel per track. • Unlimited recording and playback length. • Open MIDI (.mid) files directly from other apps (i.e. from Safari, Mail). • Download or upload MIDI files with iTunes. • Load your favorite songs as MIDI files from the Internet, and watch at the virtual keyboard how to play it. • Metronome. • Use the "Tempo Zoom" dial knob to i.e. slow down playback at any time and learn your favorite songs more easily. ¹ For more information about adapters and connecting external MIDI keyboards: https://doc.crudebyte.com/iOS/External_MIDI_devices/ ² Various sounds are using several voices per note. Polyphony depends on the exact device model being used. You find a polyphony table on our product website. Anti-Spy Commitment: We take your privacy very seriously. None of our apps contain so called „spy” behaviors and we committed ourself to a very high privacy standard. For more information read our „Privacy Policy for Mobile Apps”.
VB3m
This app is a virtual tonewheel organ emulator, meticulously recreating the sound and functionality of the classic Hammond B3. It offers advanced features like dual manuals, pedalboard, physical modeling, and a versatile rotary speaker effect, all controllable via MIDI.
- Dual manuals and pedalboard
- Physical modeling engine
- Rotary speaker effect
- Tube overdrive simulation
- MIDI CC mapping
- AUv3 plugin support
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GSi VB3m simulates the famous american tonewheel organ better known as the Hammond Organ B3. Main features: - Two manuals plus pedalboard - Two sets of 9 drawbars each for upper and lower manual - Two drawbars for the pedalboard - Physical modeling engine with full polyphony (91 tonewheels) - Rotary speaker effect with two variations plus one static amp - Virtual microphone positioning - Tube overdrive simulation - Two band equalizer - Digital reverb - Program bank with 32 memory locations - On screen keyboard (upper manual only) - Split function - Pedal-to-lower function - Pedal String Bass decay - Global tuning between A=430 Hz and A=450 Hz - Fully customizable Midi CC Mapping with Midi Learn function - Reverse all drawbar CC option - Sustain pedal support for sustaining notes - User selectable Midi channels - Freely assignable Program Change numbers - Low latency Core Audio support - IAA support - AUv3 plugin extension included - Background audio option - Free Cloud service to easily exchange Programs and Midi Maps Please note: to connect a USB-Midi controller, please use Apple's Camera Connection Kit (Lightning to USB-A). Don't connect your recharge cable to a USB host port, that won't transfer Midi data. For better performance, make sure your battery is fully charged or power your device wherever possible. For more details, please read this Q&A article: https://lnx.gsidsp.com/help/knowledgebase.php?article=1
Screenshots
Verdict
The clearest difference is price: Heavy Brass at $9.99 against VB3m's $14.99. VB3m's advantage is rating (4.5 vs 4.2) and update cadence (fortnightly vs every 2 months). On review sentiment, ratings volume, ads and in-app purchases 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
Heavy Brass costs $9.99 and VB3m $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.
VB3m holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 37 and 40 respectively. Written reviews complicate that: 81% of Heavy Brass's written reviews are positive against 78% of VB3m's, so the app with the better star average is not the one people write more warmly about.
Heavy Brass ships an update every 2 months, VB3m fortnightly. The most recent releases landed on June 11, 2026 and September 22, 2026 respectively.
| Parameter | Heavy Brass | VB3m |
|---|---|---|
| Price | $9.99 — better | $14.99 |
| Rating | 4.2 (37 ratings) | 4.5 (40 ratings) — better |
| Positive reviews | 81.3% of reviews — better | 78.0% of reviews |
| Number of ratings | 37 | 40 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 353 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Christian Schoenebeck d/b/a Crudebyte | Genuine Soundware |
Customer experience
Heavy Brass
VB3m
Bugs and requests
Heavy Brass
Not enough reviews yet to summarise bugs or requests.
VB3m
Reported bugs
14 issues- Sound gets stuck
- Non funziona più (stops working)
- Non riesco più a sentire il suono (no sound after iPad update)
- Sounds get stuck, developer not responding
- UI is pixelated and needs a refresh
Show 9 moreShow fewer
- Graphics are very low res (needs fixing!)
- Blurry graphics on iPad Pro 12”
- Problems recording with GarageBand iOS
- Difficulty connecting with MIDI keyboard and audio interface on iPad 9th gen
- App screen goes dark and no sound when connected to MIDI/audio interface
- Minor bug: sometimes the app seems to lose track of the (swell) expression pedal
- Problema GarageBand: not working as Audio Unit with native GarageBand keyboard
- Latency issues on older iPhone models
- Battery drains when in background
Requested features
30 requests- Add parametric EQ
- Adjustable sustain
- Adjustable Leslie transition speed
- Save drawbar registrations
- Reverse color keys for quick access
Show 25 moreShow fewer
- Toggle setting for rotary control
- Increase UI size
- Add sustain pedal triggers bass note
- Add percussion volume control
- Add black keys to keyboard view
- Add up/down selector buttons for presets
- Option to save parameters globally or per preset
- Add MIDI learn
- Clean setting on drive knob
- Leslie speed switch on organ page
- More presets
- Integrate half moon Leslie directly on organ screen
- Add mute function for use with other apps
- Option to decide buffer size
- Transpose +2 octaves for lower split
- More Leslie tweaks (speed, ramp-up times, amp models)
- Add reverse color keys to keyboard page
- Allow rotary control to have 'toggle' setting
- Increase UI size
- Add user saved presets
- Add MIDI learn
- Clean setting on drive knob
- Leslie speed switch on organ page
- More presets
- Expression pedal mapping improvement
In-app purchases
Heavy Brass
No in-app purchases
VB3m
No in-app purchases









