Comparison

VAPolyMT vs DeDrummer

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

Head to head
About

VAPolyMT

This powerful synthesizer app offers bi-timbral polyphony with analog-style sequencers and assignable macro controls. It functions as a standalone application or an AudioUnit Extension, supporting MIDI, Ableton Link, and audio export. Project files are savable via iCloud Drive for cross-platform access.

Highlights
  • Bi-timbral polyphonic synthesizer
  • Analog-style step sequencer per timbre
  • Assignable macro controls
  • AudioUnit Extension (AUv3) support
  • Ableton Link and MIDI support
  • iCloud Drive project sharing
  • Built-in effects and piano roll editor
Features
Read full description

VAPolyMT is a bi-timbral polyphonic synthesizer for iPhone, iPad and Mac. It features analog style step sequencer per timbre and assignable macro controls. It operates as a stand alone or as an AudioUnit Extension (AUv3). Stand Alone supports Ableton Link, MIDI and audio file export. Each synthesizer consists of two oscillators, mixer, resonant low pass filter, resonant hight pass filter and amplifier. The synthesizers can be layered or can be split. Built-in Effects include delay, chorus, flanger, reverb, eq and compressor. VAPolyMT also includes sequencer which features piano roll editor and parameter automation. Project files can be saved in iCloud Drive, so that the project can be accessed from iPhone, iPad or Mac. Main Features Bi-timbral polyphonic subtractive synthesizer. Analog Style Step Sequencer per timbre. Eight Assignable Controllers. Maximum 8 voice polyphony. it depends on performance of the device it is running. Built-in effects and piano roll sequencer. Support Audio Unit Extension (AUv3). Support MIDI 2.0. Support Foot Pedal and Per Note Control. 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. Include more than 200 Factory Presets. Improvements Support MIDI Foot Pedal (CC#11, CC#64) Support MIDI2.0 Per Note Control Messages MIDI CC Settings are saved. It will be recovered when the app launched in the next time. System Requirements iOS 17.0 or later macOS 14.0 or later Devices with Apple Silicon are recommended. A13 Fusion or above is highly recommended. if sound is distorted when using a device with less CPU power, reduce number of voices. 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.

About

DeDrummer

This music app acts as an AUv3 EQ designed for DJs. It allows users to effectively remove drum and bass frequencies from tracks, and also features a "Vocal Featuring" option to emphasize mid-range sounds.

Highlights
  • Remove drum sounds
  • Remove bass sounds
  • Emphasize vocal range
  • AUv3 plugin support
  • DJ-focused EQ
Read full description

Concept: The app is a powerful AUv3 EQ for DJ which can remove drum & bass sounds from musical pieces. Usage: "Drum" slider will remove drum sounds. "Low Cut" knob will remove bass sounds. "Vocal Featuring" will emphasize the middle range. System Requirements: Auv3 host (Cubasis, AUM, apeMatrix etc).

Screenshots

VAPolyMT4 screens
DeDrummer2 screens

Verdict

The call

The clearest difference is price: DeDrummer at $2.99 against VAPolyMT's $14.99. DeDrummer also leads on update cadence (every 10 days vs every 11 months) and iOS requirement (12.0 vs 16.6). On rating, 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

CostPrice · In-app purchases · Ads · Monetization

VAPolyMT costs $14.99 and DeDrummer $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for VAPolyMT against 5.0 for DeDrummer. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

UpkeepUpdate frequency

VAPolyMT ships an update every 11 months, DeDrummer every 10 days. The most recent releases landed on September 20, 2026 and August 24, 2026 respectively.

Scorecard3 real differences · 7 level
VAPolyMT versus DeDrummer: the parameters behind the verdict, then further details
ParameterVAPolyMTDeDrummer
Price$14.99$2.99 — better
Rating5.0 (4 ratings)5.0 (2 ratings)
Positive reviews—100.0% of reviews
Number of ratings4 — better2
Update frequencyEvery 11 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.612.0 — better
Further details — not scored
Size18 MB7 MB
Age rating4+4+
DeveloperRyo TogawaSatoshi Kajii

Customer experience

VAPolyMT

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

DeDrummer

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

In-app purchases

None

VAPolyMT

No in-app purchases

None

DeDrummer

No in-app purchases

Questions

Is VAPolyMT free?
VAPolyMT costs $14.99, with no in-app purchases.
Is DeDrummer free?
DeDrummer costs $2.99, with no in-app purchases.
Which has better reviews, VAPolyMT or DeDrummer?
VAPolyMT and DeDrummer are both rated 5.0 out of 5 on the App Store, from 4 and 2 ratings respectively.
Do VAPolyMT or DeDrummer have ads?
Neither VAPolyMT nor DeDrummer shows ads.
Which is updated more often, VAPolyMT or DeDrummer?
VAPolyMT ships an update every 11 months, and DeDrummer every 10 days. Most recently, VAPolyMT was updated on September 20, 2026 and DeDrummer on August 24, 2026.

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