EarWizard vs Chord Roulette
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EarWizard
This app trains your ear and improves memory by having you repeat chord sequences that increase in length. As you progress, visual cues fade, forcing reliance on auditory memory. It offers multiple difficulty levels and modes for musicians of all skill levels.
- Chord sequence repetition
- Progressive difficulty levels
- Visual cues fade with skill
- Multiple musical modes
- Endless play mode
- Speed control
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Wizdom Music announces EarWizard, created by Jordan Rudess and Felipe Peña. EarWizard trains your ear while improving your memory skills. Repeat back a sequence of chords which gets longer with each round of play. As you improve your skills, the visuals disappear and you will have to depend on your EAR! Start off in EASY mode with only a few chords on screen and with practice, you will ultimately reach the hardest level where you will have seven chords on screen and be playing against the clock! Whether you are a novice or a trained musician, EarWizard will surely keep you entertained and challenged. Features: Three levels - Easy, Normal and Hard Start with three chords in a key and go up to seven! Features fun Jordan videos playing each chord Five different diatonic modes-presented in three keys Endless Mode for continuos play in any level Speed control-Slow to Lightspeed Chart that allows you to hear and see the note spelling of all chords in the selected key Wizardly video rewards Coming soon: Game Center support Additional sounds and more videos
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.
- 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
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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
Verdict
The clearest difference is price: EarWizard at Free against Chord Roulette's $0.99. EarWizard also leads on iOS requirement (7.0 vs 15.6). Chord Roulette's advantage is rating (4.3 vs 3.4) and in-app purchases (none vs 2). 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
EarWizard is free to download; Chord Roulette costs $0.99 up front. EarWizard sells 2 one-off in-app purchases. Chord Roulette asks for nothing beyond the download.
Chord Roulette holds the better App Store score, 4.3 against 3.4. Both are backed by a comparable volume of ratings — 20 and 20 respectively. Written reviews point the same way: 53% of EarWizard's written reviews are positive against 71% of Chord Roulette's.
EarWizard ships an update every 6 weeks, Chord Roulette every 3 days. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.
| Parameter | EarWizard | Chord Roulette |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 3.4 (20 ratings) | 4.3 (20 ratings) — better |
| Positive reviews | 53.5% of reviews | 71.4% of reviews — better |
| Number of ratings | 20 | 20 |
| Update frequency | Every 6 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Best chart rank | — | #175 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 173 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Wizdom Music LLC | Denis Safiullin |
Customer experience
EarWizard
Chord Roulette
In-app purchases
EarWizard
- EarWizard instruments pack #1$0.99
- Unlock all content$1.99
Chord Roulette
No in-app purchases









