Comparison

Guitar Intervals vs Sonofield Ear Trainer

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

Head to head
About

Guitar Intervals

Learn musical intervals on a guitar fretboard. This free app allows you to play notes and explore intervals in standard and drop tunings. It supports both right-handed and left-handed players.

Highlights
  • Interactive guitar fretboard
  • Learn musical intervals
  • Supports standard and drop tunings
  • Right-handed and left-handed modes
  • Play notes on demand
Features
Read full description

Guitar Intervals shows you where every musical interval lies on the guitar neck, so you can recognize intervals by sight and by ear, and find them anywhere on the fretboard. Choose a root note and an interval, and the app highlights the root and the interval note on every string. Tap any note to hear how it sounds. FEATURES - 12 intervals, from minor 2nd up to the octave - 12 root notes - 9 tunings: standard, half step down, whole step down, drop tunings and more - Realistic fretboard view - Tap a note to hear it, with real guitar samples - Small download size, works offline WHO IS IT FOR Guitarists who want to understand the fretboard: beginners learning the notes, players who want to build chords and scales from intervals, and anyone training their ear and theory. Knowing intervals is the foundation of chords, scales, melodies and improvisation. Pick an interval, find it on the neck, play it, and the shapes will quickly become familiar. The app is free and supported by ads. Questions or suggestions? Write to us, we read every message.

About

Sonofield Ear Trainer

This app helps musicians develop their ear by focusing on the feeling of individual notes within a key, rather than traditional interval training. It uses sustained drones and offers various modes like identifying scale degrees, melodies, and singing exercises. The app adapts to your skill level with an intuitive interface and progression path.

Highlights
  • Feeling-based note recognition
  • Scale degree identification
  • Melody recognition training
  • Singing exercises
  • Hands-free training mode
  • Interactive exploration instrument
Features
Read full description

Sonofield Ear Trainer (SET) is a revolutionary ear training app designed to help you intuitively play the melodies you hear and imagine. Instead of relying on traditional old methods like intervals, SET focuses on helping you feel the unique character of each note within a key. By using sustained drones to create a tonal foundation, you’ll learn to recognize scale degrees based on their *feeling*, not just how they sound. The app offers a variety of ways to train: * Degrees Mode - Identify individual notes against the drone by feeling. The heart of SET. * Melody Mode - Identify short melodic phrases, preparing you for real music. * Voice Mode - Sing the requested scale degree into your microphone. * Pocket Mode - Hands-free training for when you're on the go. * Free Play - An interactive instrument for exploration. With its intuitive, color-coded interface, thoughtfully designed progression path, and multiple difficulty levels, SET adapts to your skill level while keeping practice engaging. Whether you're a beginner or an experienced musician, SET is your guide to unlocking true musical fluency through intuitive, feeling-based ear training. No ads or forced payments. The free version contains full foundations for feeling-based ear training. Download the ear training app now!

Screenshots

Guitar Intervals4 screens
Sonofield Ear Trainer4 screens

Verdict

The call

The clearest difference is review sentiment: Sonofield Ear Trainer at 89% against Guitar Intervals's 0%. Sonofield Ear Trainer also leads on rating (4.9 vs 3.0) and ads (none vs shown). Guitar Intervals's advantage is in-app purchases (none vs 5). On price 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

Both are free to download. Sonofield Ear Trainer sells 4 one-off in-app purchases. Guitar Intervals asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sonofield Ear Trainer holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: Sonofield Ear Trainer has 392 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Guitar Intervals's written reviews are positive against 89% of Sonofield Ear Trainer's.

UpkeepUpdate frequency

Guitar Intervals ships an update every 109 months, Sonofield Ear Trainer every 9 days. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.

Scorecard8 real differences · 2 level
Guitar Intervals versus Sonofield Ear Trainer: the parameters behind the verdict, then further details
ParameterGuitar IntervalsSonofield Ear Trainer
PriceFreeFree
Rating3.0 (1 ratings)4.9 (392 ratings) — better
Positive reviews0.0% of reviews88.8% of reviews — better
Number of ratings1392 — better
Update frequencyEvery 109 monthsEvery 9 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size5 MB105 MB
Age rating4+4+
DeveloperAndrii PirumovSonofield Ear Trainer Education Ltd.

Customer experience

Guitar Intervals

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Sonofield Ear Trainer

All ratings387 ratings
Positive97.4%
Neutral1.6%
Negative1.0%
Written reviews152 reviews
Positive88.8%
Neutral6.6%
Negative4.6%

Bugs and requests

Guitar Intervals

Not enough reviews yet to summarise bugs or requests.

Sonofield Ear Trainer

Reported bugs

1 issue
  • None reported

Requested features

5 requests
  • Option to switch between 12TET and just intonation
  • Ability to reduce octave range
  • Incorporate more timbre options for drone and notes
  • Tracking and visualization of progress and learned skills
  • Add interactive tutorial for level 1

In-app purchases

None

Guitar Intervals

No in-app purchases

4 purchases

Sonofield Ear Trainer

One-time4
  • Lifetime Pro$14.99
  • Lifetime Pro$17.99
  • Lifetime Pro2 variants$19.99
Show 1 more
  • Lifetime Pro$24.99

Questions

Is Guitar Intervals free?
Guitar Intervals is free to download, with no in-app purchases.
Is Sonofield Ear Trainer free?
Sonofield Ear Trainer is free to download, with in-app purchases available.
Which has better reviews, Guitar Intervals or Sonofield Ear Trainer?
Sonofield Ear Trainer is rated higher. Guitar Intervals averages 3.0 out of 5 from 1 ratings, while Sonofield Ear Trainer averages 4.9 from 392 ratings.
Do Guitar Intervals or Sonofield Ear Trainer have ads?
Guitar Intervals shows ads; Sonofield Ear Trainer does not.
Which is updated more often, Guitar Intervals or Sonofield Ear Trainer?
Guitar Intervals ships an update every 109 months, and Sonofield Ear Trainer every 9 days. Most recently, Guitar Intervals was updated on November 4, 2026 and Sonofield Ear Trainer on November 8, 2026.

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