Comparison

Drums Transcriber vs VAPoly16

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

Head to head
About

Drums Transcriber

This AI-powered application converts audio files into editable MIDI drum tracks. It uses deep learning to accurately identify and extract drum sounds, allowing users to customize and export their creations for digital audio workstations.

Highlights
  • AI-powered audio to MIDI conversion
  • Deep learning drum sound extraction
  • Customizable MIDI output
  • Export MIDI and audio files
  • DAW integration
Features
Read full description

Drums Transcriber is an AI-powered iOS app that turns your audio into playable MIDI drum tracks. Simply upload your audio file, and our deep learning technology will accurately extract the drum sounds and create a MIDI sequence. Customize your output and easily export your MIDI and audio files for use in your favorite DAW.

About

VAPoly16

This app is a virtual analog polyphonic synthesizer for iOS and Mac. It offers 16 voices, a sequencer, and various audio effects. It can be used as a standalone application or as an AudioUnit Extension.

Highlights
  • 16 voice virtual analog synthesizer
  • Bitimbral sound design
  • Sequencer with piano roll and automation
  • Multiple audio effects (delay, reverb, chorus, etc.)
  • Standalone and AUv3 extension support
  • Ableton Link and MIDI connectivity
  • Audio file export
Features
Read full description

VAPoly16 is a virtual analog bitimbral polyphonic synthesizer for iPhone, iPad and Mac. It features 16 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. The synthesizer consists of two 8 voice synthesizer, which features two oscillators, two ADSR envelopes, resonant high pass and low pass filter and an amplifier per voice. The oscillators features continuously variable wave shape and wide variety of modulation. The filters are modeled on the Sallen-Key filter circuit for classic analog sound. The Effects include delay, chorus, flanger, reverb, eq and compressor. The sequencer features piano roll and 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 16 voice bitimbral polyphonic synthesizer Sequencer 16 bar patterns per clip. Total 16 clips. Parameter automation. Audio Export Linear PCM format (AIFF, WAV and CAF) and compressed format (AAC) Support Audio Unit Extension (AUv3) Works on iPhone, iPad and Mac. Support iCloud Drive. Support Ableton Link, Bluetooth MIDI, MIDI In / Out. System Requirements For iOS Devices, A10 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.

Screenshots

Drums Transcriber3 screens
VAPoly164 screens

Verdict

The call

The clearest difference is price: Drums Transcriber at Free against VAPoly16's $14.99. VAPoly16's advantage is in-app purchases (none vs 1) and review sentiment (100% vs 67%). On 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

CostPrice · In-app purchases · Ads · Monetization

Drums Transcriber is free to download; VAPoly16 costs $14.99 up front. Drums Transcriber sells 1 one-off in-app purchase. VAPoly16 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

VAPoly16 holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 6 and 13 respectively. Written reviews point the same way: 67% of Drums Transcriber's written reviews are positive against 100% of VAPoly16's.

UpkeepUpdate frequency

Drums Transcriber ships an update every 5 months, VAPoly16 every 2 months. The most recent releases landed on August 25, 2026 and September 20, 2026 respectively.

Scorecard7 real differences · 3 level
Drums Transcriber versus VAPoly16: the parameters behind the verdict, then further details
ParameterDrums TranscriberVAPoly16
PriceFree — better$14.99
Rating4.7 (6 ratings)5.0 (13 ratings) — better
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings613 — better
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS18.616.4 — better
Further details — not scored
Size202 MB20 MB
Age rating4+4+
DeveloperHikaru TsuyumineRyo Togawa

Customer experience

Drums Transcriber

All ratings6 ratings
Positive83.3%
Neutral16.7%
Negative0.0%
Written reviews9 reviews
Positive66.7%
Neutral11.1%
Negative22.2%

VAPoly16

All ratings13 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Drums Transcriber

One-time1
  • Premium Edition$2.99
None

VAPoly16

No in-app purchases

Questions

Is Drums Transcriber free?
Drums Transcriber is free to download, with in-app purchases available.
Is VAPoly16 free?
VAPoly16 costs $14.99, with no in-app purchases.
Which has better reviews, Drums Transcriber or VAPoly16?
VAPoly16 is rated higher. Drums Transcriber averages 4.7 out of 5 from 6 ratings, while VAPoly16 averages 5.0 from 13 ratings.
Do Drums Transcriber or VAPoly16 have ads?
Neither Drums Transcriber nor VAPoly16 shows ads.
Which is updated more often, Drums Transcriber or VAPoly16?
Drums Transcriber ships an update every 5 months, and VAPoly16 every 2 months. Most recently, Drums Transcriber was updated on August 25, 2026 and VAPoly16 on September 20, 2026.

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