Comparison

Sound Chords vs DroneTone

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

Head to head
About

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.

Highlights
  • Listen to chord sounds from symbols
  • Check chord progressions
  • Create chord accompaniments
  • Learn chords by listening
  • Check musical scales
  • Select keynote for scales
Features
Read full description

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.

About

DroneTone

Generate sustained, hand-tuned drone notes for ambient resonance. Customize pitch, texture, and fade timers for meditation, focus, sleep, or musical practice. Enjoy background audio and AirPlay support.

Highlights
  • Sustained drone notes
  • Full chromatic pitch range
  • Customizable texture and overtones
  • Gentle fade timer
  • Background audio and AirPlay support
  • Ideal for meditation and focus
Features
Read full description

This app plays sustained, hand-tuned drone notes that fill the room with deep ambient resonance. Pick any pitch across the full chromatic range and hold it as long as you need — no loops, no seams, just a perfectly steady note with warm overtones. Blend waveforms, soften the attack, and dial in detuned layers to shape the texture. Set a gentle fade timer and let a single tone carry you into stillness. Background audio, AirPlay, and headphones — your drone keeps glowing wherever you go. Perfect for meditation, breathwork, deep focus, sleep, and musical practice or tuning. — SUBSCRIPTION — Premium unlocks all features. Payment is charged to your Apple ID at confirmation of purchase. Subscriptions auto-renew unless turned off at least 24 hours before the end of the current period. Manage or cancel anytime in App Store settings. Terms of Use (EULA): https://web-levi.web.app/terms Privacy Policy: https://web-levi.web.app/privacy-policy

Screenshots

Sound Chords2 screens
DroneTone4 screens

Verdict

The call

The clearest difference is price: DroneTone at Free against Sound Chords's $2.99. DroneTone also leads on update cadence (every 6 weeks vs every 38 months). Sound Chords's advantage is in-app purchases (none vs 3) and iOS requirement (15.6 vs 17.0). On 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

CostPrice · In-app purchases · Ads · Monetization

DroneTone is free to download; Sound Chords costs $2.99 up front. DroneTone sells 3 in-app purchases, starting at $2.99 per 7 days. Sound Chords asks for nothing beyond the download.

UpkeepUpdate frequency

Sound Chords ships an update every 38 months, DroneTone every 6 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 5 level
Sound Chords versus DroneTone: the parameters behind the verdict, then further details
ParameterSound ChordsDroneTone
Price$2.99Free — better
Rating—1.0 (1 ratings) — better
Positive reviews66.7% of reviews—
Number of ratings—1 — better
Update frequencyEvery 38 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid — betterSubscription
DevicesiPhone, iPod — betteriPhone
Requires iOS15.6 — better17.0
Further details — not scored
Size30 MB6 MB
Age rating4+4+
DeveloperJun UsukiPhuc Pham

In-app purchases

None

Sound Chords

No in-app purchases

3 purchases

DroneTone

Subscriptions2
  • Drone Note Weekly$2.997 Days
  • Drone Note Yearly$14.991 Year
One-time1
  • Lifetime Pro$29.99

Questions

Is Sound Chords free?
Sound Chords costs $2.99, with no in-app purchases.
Is DroneTone free?
DroneTone is free to download, with in-app purchases available.
Do Sound Chords or DroneTone have ads?
Neither Sound Chords nor DroneTone shows ads.
Which is updated more often, Sound Chords or DroneTone?
Sound Chords ships an update every 38 months, and DroneTone every 6 weeks. Most recently, Sound Chords was updated on November 2, 2026 and DroneTone on October 31, 2026.

Other comparisons