Comparison

VAPolyQuad vs Metal Drummer

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

Head to head
About

VAPolyQuad

Create rich, analog-style music with this powerful polyphonic synthesizer. Explore a vast array of sound-shaping tools, including multiple oscillators, filters, and effects. Program intricate melodies and rhythms with the built-in sequencer, and seamlessly share projects across your Apple devices.

Highlights
  • Virtual analog polyphonic synthesizer
  • Up to 8 voice polyphony
  • Four oscillators per voice
  • Multiple resonant filters
  • Built-in effects suite
  • 16-bar sequencer with piano roll
  • Audio Unit Extension (AUv3) support
Features
Read full description

VAPolyQuad is a virtual analog polyphonic synthesizer for iPhone, iPad and Mac. It features 8 voice synthesizer, effects, sequencer and audio visualization tools. It operates as a stand alone or as an AudioUnit Extension (AUv3). Stand Alone supports Ableton Link, MIDI and audio file export. Single voice of the synthesizer features four oscillators, two mixers, two resonant high pass filters, two resonant low pass filters, two amplifiers, four ADSR envelopes and four LFOs. The oscillators features continuously variable wave shape and wide variety of modulation. The filters are modeled on the Sallen-Key filter circuit and cascaded OTA filter circuit for classic analog sound. The Effects include delay, chorus, flanger, reverb, eq and compressor. The sequencer features piano roll and parameter automation editor to program 16 bar pattern per clip. Project files can be saved in iCloud Drive, so that the project can be accessed from iPhone, iPad or Mac. - Main Features - Virtual analog polyphonic synthesizer. Maximum 8 voice polyphony. it depends on performance of the device it is running. Four oscillators per voice. Flexible audio signal and control signal routing. Keyboard Control Routing Two type of Lowpass filter, cascaded OTA model and Sallen-key model. Support MIDI 2.0 New User Interface built by SwiftUI for improved performance. Built-in Sequencer. 16 bar patterns per clip. Total 8 clips. Piano Roll and Parameter automation. Support Audio Unit Extension (AUv3) Works on iPhone, iPad and Mac. Support iCloud Drive to share project files between the platforms. Audio Export. Linear PCM format (AIFF, WAV and CAF) and compressed format (AAC) Support Ableton Link, Bluetooth MIDI, MIDI In / Out. 370 Factory Presets - System Requirements - A13 Fusion or above is recommended. AudioUnit Extension (AUv3) requires host application which support AudioUnit Extension. AudioUnit Extension is supported by Apple Logic and Apple Garage Band on iOS and macOS. For any other DAW, it depends on the application and some of them don’t support AudioUnit Extension. Sound may be distorted if CPU of the device doesn't have enough power. If it happens reduce number of voices.

About

Metal Drummer

Create custom drum arrangements for metal music. Build song structures section by section, choose from aggressive drum kits, and fine-tune individual channel effects. This app offers a one-time purchase for permanent access.

Highlights
  • Rhythm arrangement for metal
  • Drag-and-drop song structure
  • Multiple aggressive drum kits
  • Per-track channel mixing
  • Tempo and count-in control
  • Reverb and delay effects
Features
Read full description

Rhythm Arranger builds real drum accompaniment for metal — not a loop player, an arranger. Pick your genre section (Intro, Verse, Chorus, Breakdown, Solo, Fill, Stop-Time, Outro & more), drag it onto the timeline, and stack a full song structure bar by bar. Switch between multiple aggressive drum kits, dial in tempo and count-in, then fine-tune every channel — kick, snare, toms, cymbals — with per-track volume, reverb, delay and mute in the Mix screen. No subscription. One-time purchase, yours forever.

Screenshots

VAPolyQuad4 screens
Metal Drummer3 screens

Verdict

The call

The clearest difference is review sentiment: Metal Drummer at 100% against VAPolyQuad's 0%. Metal Drummer also leads on price ($0.99 vs $14.99). VAPolyQuad's advantage is rating (4.0 vs 3.0). On ratings volume, ads, in-app purchases and monetization model 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

VAPolyQuad costs $14.99 and Metal Drummer $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

VAPolyQuad holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews complicate that: 0% of VAPolyQuad's written reviews are positive against 100% of Metal Drummer's, so the app with the better star average is not the one people write more warmly about.

Scorecard3 real differences · 7 level
VAPolyQuad versus Metal Drummer: the parameters behind the verdict, then further details
ParameterVAPolyQuadMetal Drummer
Price$14.99$0.99 — better
Rating4.0 (5 ratings) — better3.0 (2 ratings)
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings5 — better2
Update frequencyEvery 22 months—
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.615.1 — better
Further details — not scored
Size16 MB49 MB
Age rating4+4+
DeveloperRyo TogawaBatikan Bozkurt Kursat

Customer experience

VAPolyQuad

All ratings5 ratings
Positive60.0%
Neutral20.0%
Negative20.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Metal Drummer

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

VAPolyQuad

No in-app purchases

None

Metal Drummer

No in-app purchases

Questions

Is VAPolyQuad free?
VAPolyQuad costs $14.99, with no in-app purchases.
Is Metal Drummer free?
Metal Drummer costs $0.99, with no in-app purchases.
Which has better reviews, VAPolyQuad or Metal Drummer?
VAPolyQuad is rated higher. VAPolyQuad averages 4.0 out of 5 from 5 ratings, while Metal Drummer averages 3.0 from 2 ratings.
Do VAPolyQuad or Metal Drummer have ads?
Neither VAPolyQuad nor Metal Drummer shows ads.

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