Comparison

VAMonoMkII vs Contrapunctus

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

Head to head
About

VAMonoMkII

This app is a virtual analog bitimbral synthesizer for iOS and macOS. It offers two 8-voice synthesizers with extensive modulation, classic analog filter models, and built-in effects. Create and export music with its sequencer and audio visualization tools.

Highlights
  • Virtual analog bitimbral synthesizer
  • Dual oscillators with variable waveforms
  • Transistor Ladder and Sallen-Key filter models
  • Built-in effects suite (delay, reverb, chorus, etc.)
  • 16-bar sequencer with piano roll and automation
  • Audio Unit Extension (AUv3) support
  • Ableton Link and MIDI 2.0 compatibility
Features
Read full description

VAMonoMkII is a virtual analog bitimbral synthesizer for iPhone, iPad and Mac. It features two 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. The bitimbral synthesizer consists of two 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 Transistor Ladder filter circuit and 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 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 bitimbral synthesizer Two type of Lowpass filter, Transistor Ladder model and Sallen-key model. Maximum 8 voice polyphony. it depends on performance of the device it is running. Operate as monophonic or polyphonic. Patch points for modulation. Support MIDI 2.0 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. 360 bitimbral presets and more. - 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

Contrapunctus

Create a second, independent musical line to accompany your melody. Draw or import music, and the app generates compliant counterpoint, offering various options and customization. Export your compositions in standard formats for use in other music software.

Highlights
  • Generate independent counterpoint melodies
  • Draw melodies or import MIDI/MusicXML
  • Real-time rule engine for voice-leading
  • Customizable voice movement and harmony
  • Standard notation preview
  • MIDI and MusicXML export
  • Offline functionality
Features
Read full description

Give your melody a second voice. Contrapunctus writes counterpoint. Draw a melody on a simple grid — or import a MIDI or MusicXML file — and it composes a genuinely independent second line against it: real first-species counterpoint, obeying the voice-leading rules right down to the cadence. HOW IT WORKS • Draw a melody on the timeline (leave a gap for a rest), import MIDI/MusicXML, or type it in. • Contrapunctus generates a legal counter-line above or below, updating live. • Cycle the distinct valid options — ranked best first — and pick the one your ear likes. • Shape it with two dials: how strictly it favors sweet 3rds and 6ths, and how independently the voice moves. WHAT'S INSIDE • A real rule engine — no parallel fifths or octaves, proper cadences, and a musica-ficta toggle that raises the leading tone in modal keys. • Works in every mode: major, dorian, aeolian and the rest. • Live standard-notation preview of both voices. • MIDI and MusicXML import and export — for MuseScore, Sibelius, Dorico, Finale, or your DAW. • Fully offline. No account, no sign-in, no ads, no in-app purchases. • Private by design — Contrapunctus collects nothing. Your music never leaves your phone unless you export it. Contrapunctus is by Songdeed.

Screenshots

VAMonoMkII4 screens
Contrapunctus4 screens

Verdict

The call

VAMonoMkII and Contrapunctus both sit at 5.0 stars, but that hides the real split: 100% of Contrapunctus's written reviews are positive against 0% of VAMonoMkII's. Contrapunctus also leads on price ($4.99 vs $14.99). 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

VAMonoMkII costs $14.99 and Contrapunctus $4.99 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 VAMonoMkII against 5.0 for Contrapunctus. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews are what separate them: 0% of VAMonoMkII's written reviews are positive against 100% of Contrapunctus's.

Scorecard2 real differences · 8 level
VAMonoMkII versus Contrapunctus: the parameters behind the verdict, then further details
ParameterVAMonoMkIIContrapunctus
Price$14.99$4.99 — better
Rating5.0 (4 ratings)5.0 (2 ratings)
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings4 — better2
Update frequencyEvery 11 months—
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.615.0 — better
Further details — not scored
Size16 MB3 MB
Age rating4+4+
DeveloperRyo TogawaEVAN TRACEN POWERS

Customer experience

VAMonoMkII

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Contrapunctus

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

VAMonoMkII

No in-app purchases

None

Contrapunctus

No in-app purchases

Questions

Is VAMonoMkII free?
VAMonoMkII costs $14.99, with no in-app purchases.
Is Contrapunctus free?
Contrapunctus costs $4.99, with no in-app purchases.
Which has better reviews, VAMonoMkII or Contrapunctus?
VAMonoMkII and Contrapunctus are both rated 5.0 out of 5 on the App Store, from 4 and 2 ratings respectively.
Do VAMonoMkII or Contrapunctus have ads?
Neither VAMonoMkII nor Contrapunctus shows ads.

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