Comparison

Cantoria vs Chord Roulette

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

Head to head
About

Cantoria

This app is a virtual pipe organ that uses physical modeling and additive synthesis to emulate a Baroque-style instrument. It offers a dynamic sound range, expression pedal control, and built-in effects, functioning as both a standalone application and an audio plugin.

Highlights
  • Physical modeling engine (no samples)
  • Full polyphony (61 notes, 776 pipes)
  • 9 organ stops
  • 3 couplers
  • Tremulant motor
  • Swell pedal
  • Built-in stereo reverb
Features
Read full description

GSi Cantoria is a physical modeling emulation of a Baroque-style Pipe Organ. INSTRUMENT BACKGROUND A pipe organ is not something you see every day, there are thousands of different pipe organs that differ by the number of stops, the number of manuals, the number and the type of pipes, their size, their position, etc. Cantoria is a Baroque-style organ based on a single manual and 9 stops plus 3 couplers and the classic "tremulant" effect. This type of organ has "only" 776 pipes, which Cantoria simulates one by one. It doesn't sound "massive" like bigger organs, but is very dynamic and can vary from a soft delicate flute sound to a loud and majestic. vibrant full organ. This synth engine works as an hybrid synthesizer, uses additive synthesis and physical modeling together, there are no samples involved. The expression pedal responds naturally and varies the amount of air that passes through the pipes. About the name: the name we chose for this plugin "CANTORIA" is the italian name of the place, inside a Church, where the organ and the choir are located. Main features: - Physical Modeling engine (no samples) - Full Polyphony (61 notes, 776 pipes) - 9 Organ Stops - 3 Couplers - Tremulant Motor - Swell Pedal - Built-in Stereo Reverb effect - Built-in programmer with unlimited Programs - Embedded user's manual - Available as Stand-alone application and audio plugin - Very low CPU and RAM usage Works as AUv3 plugin.

About

Chord Roulette

This AUv3 MIDI plugin transforms a single MIDI note into a wide range of harmonious chords, enabling generative music composition. It offers extensive control over parameters, scales, and real-time adjustments for creative musical exploration.

Highlights
  • Chord generation from single MIDI notes
  • Automation-ready parameters
  • Generative music composition
  • Diverse scale and mode selection
  • Real-time precision adjustments
  • AUv3 compatibility for DAWs
Features
Read full description

Welcome to Chord Roulette, your gateway to boundless musical creativity. Chord Roulette is an AUv3 MIDI plugin that takes a single MIDI note and transforms it into a mesmerizing array of harmonious chords, offering an infinite realm of possibilities for generative music composition. Key Features: - Chord Generation Mastery: Instantly convert a single MIDI note into a rich tapestry of harmonically intricate chords, exploring scales and tonalities effortlessly. - Automation at Your Fingertips: Every parameter within Chord Roulette is automation-ready, granting you meticulous control over your compositions. - Generative Magic: Witness your musical ideas evolve and expand organically, giving birth to fresh and captivating compositions with minimal effort. - Scale Selection Flexibility: Choose from a diverse array of scales, modes, and tonalities to craft the perfect musical atmosphere. - Real-Time Precision: Fine-tune your chord progressions and melodies on the fly, ensuring each note aligns perfectly with your vision. - AUv3 Compatibility: Seamlessly integrate Chord Roulette into your preferred iOS DAWs, offering complete creative control. With Chord Roulette, you possess the ultimate tool to compose generative music that reflects your unique artistic vision. Whether you're a composer, producer, or performer, our plugin empowers you to craft musical journeys that captivate and inspire. Unleash your musical imagination. Download Chord Roulette now and embark on an endless voyage of generative music composition!

Screenshots

Cantoria1 screens
Chord Roulette1 screens

Verdict

The call

The clearest difference is price: Cantoria at Free against Chord Roulette's $0.99. Cantoria also leads on rating (4.8 vs 4.4) and review sentiment (94% vs 71%). On ratings volume, update cadence, 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

Cantoria is free to download; Chord Roulette costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Cantoria holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 24 and 23 respectively. Written reviews point the same way: 94% of Cantoria's written reviews are positive against 71% of Chord Roulette's.

UpkeepUpdate frequency

Cantoria ships an update every 4 days, Chord Roulette every 3 days. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

Scorecard5 real differences · 5 level
Cantoria versus Chord Roulette: the parameters behind the verdict, then further details
ParameterCantoriaChord Roulette
PriceFree — better$0.99
Rating4.8 (24 ratings) — better4.4 (23 ratings)
Positive reviews93.8% of reviews — better71.4% of reviews
Number of ratings24 — better23
Update frequencyEvery 4 daysEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11 — better15.6
Further details — not scored
Size23 MB3 MB
Age rating4+4+
DeveloperGenuine SoundwareDenis Safiullin

Customer experience

Cantoria

All ratings23 ratings
Positive95.7%
Neutral0.0%
Negative4.3%
Written reviews16 reviews
Positive93.8%
Neutral0.0%
Negative6.3%

Chord Roulette

All ratings20 ratings
Positive85.0%
Neutral0.0%
Negative15.0%
Written reviews21 reviews
Positive71.4%
Neutral0.0%
Negative28.6%

In-app purchases

None

Cantoria

No in-app purchases

None

Chord Roulette

No in-app purchases

Questions

Is Cantoria free?
Cantoria is free to download, with no in-app purchases.
Is Chord Roulette free?
Chord Roulette costs $0.99, with no in-app purchases.
Which has better reviews, Cantoria or Chord Roulette?
Cantoria is rated higher. Cantoria averages 4.8 out of 5 from 24 ratings, while Chord Roulette averages 4.4 from 23 ratings.
Do Cantoria or Chord Roulette have ads?
Neither Cantoria nor Chord Roulette shows ads.
Which is updated more often, Cantoria or Chord Roulette?
Cantoria ships an update every 4 days, and Chord Roulette every 3 days. Most recently, Cantoria was updated on October 24, 2026 and Chord Roulette on October 21, 2026.

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