Comparison

MIDI File Generator vs VAPolyMT

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

Head to head
About

MIDI File Generator

Features
Read full description

MIDI FIle Generator makes it easy to create MIDI files for sampling music synthesizers. The results can be imported into any Digital Audio Workstation (DAW) app that supports Standard MIDI files. Select the start note, end note, and interval in semitones. Then select the velocities you want. Finally adjust the duration and decay of the note, and the silence between individual notes.

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.

Screenshots

MIDI File Generator1 screens
VAPolyMT4 screens

Verdict

The call

The clearest difference is price: MIDI File Generator at $1.99 against VAPolyMT's $14.99. On update cadence, ads, in-app purchases 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

MIDI File Generator costs $1.99 and VAPolyMT $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

MIDI File Generator ships an update every 6 months, VAPolyMT every 11 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

Scorecard1 real difference · 8 level
MIDI File Generator versus VAPolyMT: the parameters behind the verdict, then further details
ParameterMIDI File GeneratorVAPolyMT
Price$1.99 — better$14.99
Rating—5.0 (4 ratings) — better
Number of ratings—4 — better
Update frequencyEvery 6 months — betterEvery 11 months
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, MaciPhone, iPad, Mac
Requires iOS16.616.6
Further details — not scored
Size1 MB18 MB
Age rating4+4+
DeveloperConifer Productions OyRyo Togawa

In-app purchases

None

MIDI File Generator

No in-app purchases

None

VAPolyMT

No in-app purchases

Questions

Is MIDI File Generator free?
MIDI File Generator costs $1.99, with no in-app purchases.
Is VAPolyMT free?
VAPolyMT costs $14.99, with no in-app purchases.
Do MIDI File Generator or VAPolyMT have ads?
Neither MIDI File Generator nor VAPolyMT shows ads.
Which is updated more often, MIDI File Generator or VAPolyMT?
MIDI File Generator ships an update every 6 months, and VAPolyMT every 11 months. Most recently, MIDI File Generator was updated on October 6, 2026 and VAPolyMT on October 7, 2026.

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