Perfect Pitch. vs Know Notes
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Perfect Pitch.
Train your ear to recognize musical notes and potentially develop perfect pitch. This game offers practice exercises to improve your ability to identify pitches by sound alone.
- Note recognition practice
- Perfect pitch training
- Ear training exercises
- Music education game
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Very few people have perfect pitch, the ability to recognize the pitch of a sound just by hearing it. This game will help you to practice note recognition and maybe acquire perfect pitch through training.
Know Notes
Develop your musical ear by learning to identify notes and chords by sound. This gamified app makes practicing fun and competitive, allowing you to progress from basic notes to sharps and flats.
- Ear training
- Note recognition
- Chord recognition
- Gamified learning
- Progressive difficulty
- Natural notes, sharps, and flats
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Train Ears, Master Music. Learn to recognize musical notes and chords by their unique sound. Gamified to make learning fun and competitive. Start small, then work your way up to learn every natural note and their sharp/flat.
Screenshots
Verdict
The clearest difference is price: Know Notes at Free against Perfect Pitch.'s $0.99. Know Notes also leads on rating (4.9 vs 4.0) and update cadence (fortnightly vs every 5 months). Perfect Pitch.'s advantage is in-app purchases (none vs 6) and chart position (#70 vs unranked). On ads 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
Know Notes is free to download; Perfect Pitch. costs $0.99 up front. Know Notes sells 6 one-off in-app purchases. Perfect Pitch. asks for nothing beyond the download.
Know Notes holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: Know Notes has 31 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 83% of Perfect Pitch.'s written reviews are positive against 96% of Know Notes's.
Perfect Pitch. ships an update every 5 months, Know Notes fortnightly. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.
| Parameter | Perfect Pitch. | Know Notes |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.0 (1 ratings) | 4.9 (31 ratings) — better |
| Positive reviews | 83.3% of reviews | 95.7% of reviews — better |
| Number of ratings | 1 | 31 — better |
| Update frequency | Every 5 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Best chart rank | #70 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 14 MB | 107 MB |
| Age rating | 4+ | 4+ |
| Developer | Pavel Aristov | wylan neely |
Customer experience
Perfect Pitch.
Know Notes
In-app purchases
Perfect Pitch.
No in-app purchases
Know Notes
- Violin Notes$0.99
- Electronic Keyboard Notes$0.99
- Grand Piano Notes$0.99
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- Unlock Violin Instrument$2.99
- Acoustic Guitar (Major Chords)$2.99
- Unlock Acoustic Guitar$3.99
Questions
Is Perfect Pitch. free?
Is Know Notes free?
Which has better reviews, Perfect Pitch. or Know Notes?
Do Perfect Pitch. or Know Notes have ads?
Which is updated more often, Perfect Pitch. or Know Notes?
Other comparisons
