# Coco Keys vs Sight Keys

The clearest difference is update cadence: Sight Keys at weekly against Coco Keys's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Coco Keys sells 2 in-app purchases, starting at $19.00 per month and Sight Keys sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Coco Keys ships an update every 3 weeks, Sight Keys weekly. Both last shipped on November 5, 2026.

## The numbers

| Metric | Coco Keys | Sight Keys |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/sight-keys-sight-reading/id6761303621/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 114 MB | 94 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Richard Flemming](https://appshunter.io/developer/1859351099) | [Karol Lange](https://appshunter.io/developer/1888775571) |

## What reviewers say

### Coco Keys

[App page](https://appshunter.io/ios/app/coco-keys/id6756226062)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Piano Made Simple | $19.00 | per month |
| Coco Keys+ | $19.99 | per month |


### Sight Keys

[App page](https://appshunter.io/ios/app/sight-keys-sight-reading/id6761303621)

This app helps piano players improve their music reading skills through interactive exercises, structured lessons, and playable songs. It offers customizable practice sessions to build note recognition, rhythm, and fluency for steady daily improvement.

**Highlights:** Customizable practice sessions, Step-by-step lessons, Playable songs and exercises, Note recognition and rhythm training, Progress tracking, Chord and key signature practice

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sight Keys Premium | $4.49 | one-time |


## Frequently asked questions

### Is Coco Keys free?

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

### Is Sight Keys free?

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

### Do Coco Keys or Sight Keys have ads?

Neither Coco Keys nor Sight Keys shows ads.

### Which is updated more often, Coco Keys or Sight Keys?

Coco Keys ships an update every 3 weeks, and Sight Keys weekly. Most recently, Coco Keys was updated on November 5, 2026 and Sight Keys on November 5, 2026.

---

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