Know Notes vs Merge Shapes!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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.
Merge Shapes!
Tap and merge similar shapes to evolve them. Collect all required shapes to complete each level. A simple yet engaging puzzle game focused on collection and progression.
- Tap to select shapes
- Merge similar shapes
- Evolve shapes
- Collect required shapes
- Complete levels
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- Tap to select shape. - Once selected to a similar shape to connect and merge them. - After a shape is fully evolved it gets collected. - Keep an eye on the goal and collect all required things to complete the level.
Screenshots
Verdict
The clearest difference is in-app purchases: Merge Shapes! at none against Know Notes's 6. Merge Shapes! also leads on update cadence (daily vs fortnightly) and device support (3 vs 1). Know Notes's advantage is ads (none vs shown) and ratings volume (31 vs 1). On price and rating 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. Know Notes sells 6 one-off in-app purchases. Merge Shapes! asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.9 for Know Notes against 5.0 for Merge Shapes!. 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.
Know Notes ships an update fortnightly, Merge Shapes! daily. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | Know Notes | Merge Shapes! |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (31 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 95.7% of reviews | — |
| Number of ratings | 31 — better | 1 |
| Update frequency | Fortnightly | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 107 MB | 104 MB |
| Age rating | 4+ | 4+ |
| Developer | wylan neely | Rocketship Studios LLP |
Customer experience
Know Notes
Merge Shapes!
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
Merge Shapes!
No in-app purchases
Questions
Is Know Notes free?
Is Merge Shapes! free?
Which has better reviews, Know Notes or Merge Shapes!?
Do Know Notes or Merge Shapes! have ads?
Which is updated more often, Know Notes or Merge Shapes!?
Other comparisons
