Sound Chords vs UltimateScale
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Sound Chords
Instantly hear the sound of any chord symbol you encounter in sheet music. This app helps you understand chord progressions, create accompaniments, and learn chords by listening. It also allows you to check musical scales in a selected keynote.
- Listen to chord sounds from symbols
- Check chord progressions
- Create chord accompaniments
- Learn chords by listening
- Check musical scales
- Select keynote for scales
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Sound Chords is an application software to listen to the sound of chord. When you read music score, you may find chord names or symbols such as C, F and G. If the sound of chord resounds in your head only by reading the symbol, you will be more exciting. But, even if it is difficult, you can check the sound when you only tap chord symbols using this application. This application makes your music life more exciting. The recommendations are as follows: 1. You want to listen to the sound chord while you sing a melody of a song. 2. You want to check the chord progression while listening to sounds. 3. You want to create an accompaniment to a melody by your favorite chords. 4. You want to learn and remember chords by listening to the sound. 5. You want to play music chords along with piano or guitar performance. In addition, the sound of musical scale can be checked in a selected keynote. * major scale * harmonic minor scale * natural minor scale * melodic minor scale This function is useful to you when you sing a song or play an musical instrument.
UltimateScale
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UtimateScale is a music scale learning assistant. Are you confused and tired of difficult terms and complex scale structures such as Mixolydian and Locrian? With UltimateScale, you can learn by looking at a composition in staff score, directly touching a synth keyboard key on the app, listening by ear, and moving freely in key. In addition, you can learn the scale efficiently through a quiz using the Leitner System, which is famous for learning by memorization. In addition, you can upload and share comments of various scales and your own learning know-how through the Internet Archive. - Learn the scale by looking at the sheet music and listening to the sound. - The built-in touch synth keyboard allows you to learn while directly pressing the keys. - This app does not support only C key. You can transpose from C to B and see how it performs in different situations. - You can adjust the speed and octave during playback, and you can set the playback instrument as you like. - In the quiz menu, learn various scales by solving problems and using flashcards. - For quiz questions, effective learning is possible using the famous Leitner system as a memorization method. - You can share and download new scales that have not yet been discovered through the Internet Archive, scales with comments containing your own learning know-how, etc. This app is also - Support dark mode. - Compatible with both iPad and iPhone devices. - Press scales using a hardware MIDI keyboard connected via Bluetooth or USB. - MIDI keyboard is also supported in quiz mode.
Screenshots
Verdict
The clearest difference is price: UltimateScale at Free against Sound Chords's $2.99. UltimateScale also leads on update cadence (every 5 months vs every 38 months). Sound Chords's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
UltimateScale is free to download; Sound Chords costs $2.99 up front. UltimateScale sells 1 one-off in-app purchase. Sound Chords asks for nothing beyond the download.
Sound Chords ships an update every 38 months, UltimateScale every 5 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Sound Chords | UltimateScale |
|---|---|---|
| Price | $2.99 | Free โ better |
| Positive reviews | 66.7% of reviews | โ |
| Update frequency | Every 38 months | Every 5 months โ better |
| Ads | No โ better | Yes |
| In-app purchases | No โ better | Yes |
| Monetization | Paid | โ |
| Devices | iPhone, iPod | iPhone, iPad, iPod โ better |
| Requires iOS | 15.6 | 14.0 โ better |
| Further details โ not scored | ||
| Size | 30 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | Jun Usuki | Bum Tae Yoon |
In-app purchases
Sound Chords
No in-app purchases
UltimateScale
- 1: Remove all ads$4.99
Questions
Is Sound Chords free?
Is UltimateScale free?
Do Sound Chords or UltimateScale have ads?
Which is updated more often, Sound Chords or UltimateScale?
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