# Castograph vs Formation App

The clearest difference is ads: Formation App at none against Castograph's shown. Formation App also leads on update cadence (every 2 days vs every 4 days) and device support (4 vs 2). On price and in-app purchases there is nothing between them.

Both are free to download. Castograph sells 2 in-app purchases, starting at $1.99 per month and Formation App sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Castograph ships an update every 4 days, Formation App every 2 days. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Castograph | Formation App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 2 days** |
| Size | 49 MB | 28 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [CHANSU KIM](https://appshunter.io/developer/1680914977) | [Ryo Nakazono](https://appshunter.io/developer/6773152513) |

## What reviewers say

### Castograph

[App page](https://appshunter.io/ios/app/castograph-dance-formation/id6762937044)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Yearly | $19.99 | per year |


### Formation App

[App page](https://appshunter.io/ios/app/formation-app/id6773152511)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Castograph free?

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

### Is Formation App free?

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

### Do Castograph or Formation App have ads?

Castograph shows ads; Formation App does not.

### Which is updated more often, Castograph or Formation App?

Castograph ships an update every 4 days, and Formation App every 2 days. Most recently, Castograph was updated on October 10, 2026 and Formation App on October 16, 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.*