Comparison

Intervals Pro vs Arpeggio Forge

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

Head to head
About

Intervals Pro

Develop your musical ear with this app, offering exercises for intervals and solfege. Practice with various instruments like piano, guitar, bass, violin, and cello. Customize difficulty, intervals, and octaves for focused learning.

Highlights
  • Interval training
  • Solfege exercises
  • Multiple instrument options
  • Customizable difficulty
  • Octave and note adjustment
  • Ad-free learning environment
Read full description

Try the professional version of our app for developing your ear for music by intervals. In this version of the application you can play not only piano or guitar, but also bass, violin, cello, double bass. The professional version of the application is available on desktops and mobile devices. It is ad-free so you can concentrate fully on your studies. Before starting the lessons, you can choose the level of difficulty of the lessons, specify the intervals and the musical instrument, adjust the octaves and notes. Try to do ear training exercises regularly and systematically. If you have already started to study, then do not let yourself get bored and do not stop in development.

About

Arpeggio Forge

Features
Read full description

ArpeggioForge is a dedicated arpeggio and chord tone practice app for guitarists. 【Key Features】 • "Shell Voicing + Click" Playback Mode Play 1st, 3rd, and 7th shell voicing chord tones with a clear click sound upon selecting a chord! Hear and feel every tap clearly even in silent mode. • Auto-Rotating Chord Progression Presets Includes essential progression patterns such as Jazz II-V-I, Turnarounds, and Secondary Dominants. Progression, key, and tempo auto-rotate every time you relaunch the app! • Rich Tension Chords Supports 15 advanced tension chord types including maj7, m7, maj9, 7(b9), 7(#11), 7(b13), m11, 7alt and more. • Custom Progression Editor Build and customize your own chord progressions effortlessly. • Real-time TAB Guitar Score Visualize playing notes in real time with full CAGED position support. • Arpeggio Pattern Selection Select distinct patterns (3-5-7-9, 1-3-5, etc.) for the first and second half of each measure. • Approach Notes (Passing Tones) Automatically generate jazz-style chromatic and stepwise approach phrases resolving to target notes. • Versatile Rhythm Options Supports 8th notes, triplets, quarter notes, 3/4 time, and 6/8 time. • Simple Real-Time Tuner Instantly measure pitch and cent deviations using your microphone. • Streak Practice Tracker Keep track of consecutive practice days, personal bests, and total days. • Chord Voicings (CHORDS ON Mode) Automatically layout chord tones on the fretboard with shell voicings or 4-note voicings. • BPM Slider Adjust tempo freely from 40 to 240 BPM. 【Premium Features (One-time Purchase)】 Unlock unlimited chord progression save/load presets, complete ad removal, and unlimited playback count. Perfect for guitarists of all genres including Jazz, Fusion, Pop, and Rock. Daily practice habits made simple.

Screenshots

Intervals Pro4 screens
Arpeggio Forge4 screens

Verdict

The call

The clearest difference is price: Arpeggio Forge at Free against Intervals Pro's $1.99. Arpeggio Forge also leads on update cadence (every 2 days vs every 9 days). Intervals Pro's advantage is in-app purchases (none vs 1) and ads (none vs shown).

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

Arpeggio Forge is free to download; Intervals Pro costs $1.99 up front. Arpeggio Forge sells 1 one-off in-app purchase. Intervals Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Intervals Pro ships an update every 9 days, Arpeggio Forge every 2 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard6 real differences · 4 level
Intervals Pro versus Arpeggio Forge: the parameters behind the verdict, then further details
ParameterIntervals ProArpeggio Forge
Price$1.99Free — better
Rating2.0 (4 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 9 daysEvery 2 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS10.0 — better17.0
Further details — not scored
Size26 MB11 MB
Age rating4+4+
DeveloperDmitry ZaikaHiroto Kashima

In-app purchases

None

Intervals Pro

No in-app purchases

1 purchases

Arpeggio Forge

One-time1
  • Premium Upgrade$3.99

Questions

Is Intervals Pro free?
Intervals Pro costs $1.99, with no in-app purchases.
Is Arpeggio Forge free?
Arpeggio Forge is free to download, with in-app purchases available.
Do Intervals Pro or Arpeggio Forge have ads?
Arpeggio Forge shows ads; Intervals Pro does not.
Which is updated more often, Intervals Pro or Arpeggio Forge?
Intervals Pro ships an update every 9 days, and Arpeggio Forge every 2 days. Most recently, Intervals Pro was updated on October 24, 2026 and Arpeggio Forge on October 25, 2026.

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