Comparison

Piano Visualizer vs Ear Training L3

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

Head to head
About

Piano Visualizer

Experience piano music like never before with detailed 3D animations of a grand piano's inner workings. Watch any music or MIDI file come to life with real-time, mechanically accurate visuals, including augmented reality and tactile feedback options.

Highlights
  • Mechanically accurate 3D grand piano model
  • Versatile audio and MIDI input
  • Live, real-time animation
  • Transparent view mode
  • Augmented Reality mode
  • Tactile feedback (iOS)
Read full description

Dive into the elegance of piano music paired with groundbreaking technology. Piano Visualizer transforms how you experience music, offering a stunning 3D glimpse into the inner workings of a grand piano through detailed, mechanically accurate animations. Discover the Magic of Piano Visualizer: Imagine watching a piano play itself with exact precision - from the striking of each key to the movement of hammers and dampers. With Piano Visualizer, unleash the true beauty of piano performances right from your Mac, iPhone, iPad, or Apple Vision Pro. Key Features You’ll Love: - Mechanically Accurate 3D Model: Explore all intricacies of a grand piano in high-definition 3D. - Versatile Audio Input: Feed any music or midi file into the app and watch it come to life. - Live Animation: Enjoy real-time animations of a grand piano. - Transparent View Mode: Peek into the piano’s inner mechanisms with an innovative see-through display option. - Augmented Reality Mode: (Available on mobile devices) Step into new dimensions and view performances right in your living space. - Feel Every Note: (Available on iOS devices) Experience every keystroke with tactile feedback through CoreHaptics. Privacy and Convenience Hand in Hand: Your performances are personal. That’s why all processing in Piano Visualizer is conducted on your device, ensuring that your data remains private and secure with no internet connection required.

About

Ear Training L3

Explore and internalize chords and progressions with this interactive ear training app. Hear diatonic chords and custom progressions against a vocal drone, and test your knowledge with challenging modes. Works offline with adjustable settings.

Highlights
  • Interactive moons diagram for chords
  • Chord progression designer
  • Two test modes (Chords & Progressions)
  • 12 tonal centers and 5 modes
  • Adjustable drone/chord mix balance
  • Works offline
Features
Read full description

The Moons is a drone-based ear training app for exploring and internalizing chords and chord progressions. It presents the seven diatonic chords as an interactive moons diagram where you can tap individual chords in a key and hear them against a sustained vocal drone. To see how your ear training is coming along, the app includes a fun and challenging test mode. Features: 12 tonal centers (all keys) 7 modes: Major, Mixolydian, Lydian, Natural Minor, Harmonic Minor, Dorian, Phrygian 7 diatonic chords with roles displayed visually Fun and challenging test mode MIDI Visualizer - see what you play displayed Male and female choirs Real Acoustic Cello Adjustable drone/chord mix balance Function and note name label modes Works offline — no internet required How it works: Chords Mode: Start the drone, then tap spheres of the moons to hear chords. Use the arrow selector to shift to the closest inversion either up or down. In male choir mode, the radio buttons above sound melody tones. In female choir mode, the same buttons trigger a bass tone below. Chords Test Mode: Start drone, choose levels, then begin. Listen to the chord played, click the corresponding moon to select, then press the checkmark to commit. Once you’ve committed, or when the timer runs out, you’ll receive feedback as to the accuracy of your selection. 3 levels in Chord Test Mode: 1) Root position chords 2) 1st Inversions 3) 2nd inversions (test individually or in combination) Level 3 of Ear Training in The Mandala L1 — The Fan & The Curtain (simple intervals) L2 — The Tower (intervals, chords, and connections) L3 — The Moons (chords and chord progressions)

Screenshots

Piano Visualizer4 screens
Ear Training L34 screens

Verdict

The call

The clearest difference is rating: Ear Training L3 at 5.0 against Piano Visualizer's 1.0. Ear Training L3 also leads on update cadence (every 5 days vs every 3 months) and price ($7.99 vs $9.99). On ads, in-app purchases, monetization model 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

Piano Visualizer costs $9.99 and Ear Training L3 $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Ear Training L3 holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

UpkeepUpdate frequency

Piano Visualizer ships an update every 3 months, Ear Training L3 every 5 days. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.

Scorecard5 real differences · 5 level
Piano Visualizer versus Ear Training L3: the parameters behind the verdict, then further details
ParameterPiano VisualizerEar Training L3
Price$9.99$7.99 — better
Rating1.0 (1 ratings)5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings13 — better
Update frequencyEvery 3 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, Mac, Vision Pro — betteriPhone, iPad, iPod
Requires iOS26.015.0 — better
Further details — not scored
Size247 MB32 MB
Age rating4+4+
DeveloperWeida FanPaul Russell

Customer experience

Piano Visualizer

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Ear Training L3

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Piano Visualizer

No in-app purchases

None

Ear Training L3

No in-app purchases

Questions

Is Piano Visualizer free?
Piano Visualizer costs $9.99, with no in-app purchases.
Is Ear Training L3 free?
Ear Training L3 costs $7.99, with no in-app purchases.
Which has better reviews, Piano Visualizer or Ear Training L3?
Ear Training L3 is rated higher. Piano Visualizer averages 1.0 out of 5 from 1 ratings, while Ear Training L3 averages 5.0 from 3 ratings.
Do Piano Visualizer or Ear Training L3 have ads?
Neither Piano Visualizer nor Ear Training L3 shows ads.
Which is updated more often, Piano Visualizer or Ear Training L3?
Piano Visualizer ships an update every 3 months, and Ear Training L3 every 5 days. Most recently, Piano Visualizer was updated on September 9, 2026 and Ear Training L3 on September 18, 2026.

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