# Refractor Dilemma vs FlappyNotes

The clearest difference is in-app purchases: Refractor Dilemma at none against FlappyNotes's 1. Refractor Dilemma also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. FlappyNotes sells 1 one-off in-app purchase. Refractor Dilemma asks for nothing beyond the download.

Refractor Dilemma ships an update every 3 months, FlappyNotes every 4 months. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Refractor Dilemma | FlappyNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.7 (3 ratings)](https://appshunter.io/ios/app/flappynotes-ear-training-game/id6741621396/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 67 MB | 43 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Matej Vanco](https://appshunter.io/developer/1540821035) | [Bilge Acilikaya](https://appshunter.io/developer/959377817) |

## What reviewers say

### Refractor Dilemma

[App page](https://appshunter.io/ios/app/refractor-dilemma/id1572133713)

**Features:** macOS Compatibility

**In-app purchases:** none


### FlappyNotes

[App page](https://appshunter.io/ios/app/flappynotes-ear-training-game/id6741621396)

Sharpen your musical ear with this engaging game that combines arcade-style gameplay with music dictation. Listen to notes, identify them, and tap the correct piano key to progress. It's designed to improve pitch recognition and reflexes for musicians and students.

**Highlights:** Dynamic music intervals, Real piano sounds, Customizable game modes, Progressive difficulty, Performance statistics, Unlockable customization

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 15 Credit | $1.29 | one-time |


## Frequently asked questions

### Is Refractor Dilemma free?

Refractor Dilemma is free to download, with no in-app purchases.

### Is FlappyNotes free?

FlappyNotes is free to download, with in-app purchases available.

### Do Refractor Dilemma or FlappyNotes have ads?

FlappyNotes shows ads; Refractor Dilemma does not.

### Which is updated more often, Refractor Dilemma or FlappyNotes?

Refractor Dilemma ships an update every 3 months, and FlappyNotes every 4 months. Most recently, Refractor Dilemma was updated on October 7, 2026 and FlappyNotes on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*