Sight Reading Factory vs Functional Harmony
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sight Reading Factory
Instantly compose unlimited sight-reading music exercises for any instrument. Customize difficulty and levels to suit musicians of all ages and abilities. Includes classroom management for educators to assign and assess student performance.
- Unlimited sight-reading material
- On-demand music composition
- Customizable difficulty levels
- Supports all instruments
- Classroom management
- Assignment creation and grading
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Sight Reading Factory makes practicing the important skill of sight reading quick, easy, effective and fun! This app composes music instantly and on-demand, providing musicians with a virtually unlimited supply of sight reading material. There are multiple levels of difficulty and the exercises can even be customized exactly to the needs of the musician. Sight Reading Factory is very versatile and can be used by musicians of all ages and abilities including music educators, music students, casual musicians and even professional musicians. Sight reading exercises can be generated for piano, guitar, voice, woodwinds, brass, strings, percussion and even full ensembles. Teachers and students can also use the built-in classroom management and assignments feature for assessment. Teachers can organize students into classes/groups and create assignments for them. Students complete assignments by generating a sight reading exercise and recording themselves performing the exercise. The assignment can then be submitted back to the teacher to grade and leave feedback.
Functional Harmony
This music theory app helps users spell chords and scales by entering a root note. It also identifies intervals when two notes are provided. Learn music theory concepts quickly and easily.
- Spell chords
- Spell scales
- Identify intervals
- Enter root note for chords/scales
- Enter two notes for interval identification
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Functional Harmony is a fast music theory desk for players and students. Build chords and scales from a root and quality. Identify harmony from notes. Or just Ask—type a chord, scale, or note stack in plain English and jump straight to the answer. SCALE FINDER • Choose a root and scale quality—major, minor, modes, pentatonic, and more • See every degree spelled clearly for practice and ear training • Perfect when you need a quick scale finder without flipping textbooks CHORD BUILDER & CHORD ID • Spell major, minor, sevenths, suspended, augmented, diminished, and more • Stack notes in the Notes tab to identify chords and intervals (reverse lookup) • Piano-friendly note entry with accidentals—great as a chord identifier ASK • Natural-language queries: “C major 7”, “F# dorian”, “C E G” • Live preview before you open Chords, Scales, or Notes • Built for homework, rehearsals, and songwriting sessions WHY FUNCTIONAL HARMONY • Chords, scales, and note identification in one app • Clean, bottom-anchored controls designed for one-handed practice • No accounts, no clutter—just theory when you need it Whether you call it a scale finder, chord identifier, or harmony lab, Functional Harmony keeps tonal music theory at your fingertips.
Screenshots
Verdict
The clearest difference is review sentiment: Functional Harmony at 83% against Sight Reading Factory's 33%. Functional Harmony also leads on rating (4.9 vs 2.7). Sight Reading Factory's advantage is update cadence (every 2 months vs every 6 months) and ratings volume (382 vs 24). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Functional Harmony holds the better App Store score, 4.9 against 2.7. That said, the two scores are not equally well evidenced: Sight Reading Factory has 382 ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 33% of Sight Reading Factory's written reviews are positive against 83% of Functional Harmony's.
Sight Reading Factory ships an update every 2 months, Functional Harmony every 6 months. The most recent releases landed on September 19, 2026 and September 6, 2026 respectively.
| Parameter | Sight Reading Factory | Functional Harmony |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (382 ratings) | 4.9 (24 ratings) — better |
| Positive reviews | 32.5% of reviews | 83.3% of reviews — better |
| Number of ratings | 382 — better | 24 |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 29 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | GraceNotes LLC | Dylan Shade |
Customer experience
Sight Reading Factory
Functional Harmony
Bugs and requests
Sight Reading Factory
Reported bugs
3 issues- App crashes or has rendering errors on older iOS versions
- Unable to create account within the app
- Inconsistent behavior when selecting certain options
Requested features
4 requests- Add more advanced sight reading options (e.g. modulations, accidentals)
- Implement wrong note detection and feedback
- Allow recording and reviewing of practice sessions
- Add more instrument options beyond piano
Functional Harmony
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Sight Reading Factory
No in-app purchases
Functional Harmony
No in-app purchases
Questions
Is Sight Reading Factory free?
Is Functional Harmony free?
Which has better reviews, Sight Reading Factory or Functional Harmony?
Do Sight Reading Factory or Functional Harmony have ads?
Which is updated more often, Sight Reading Factory or Functional Harmony?
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