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# PKContentVersion

Constants that represent versions of PencilKit for backward compatibility.

```
enum PKContentVersion
```

## Topics

### Latest version

[`PKContentVersionLatest`](/documentation/PencilKit/PKContentVersion/latest)

A property that returns latest version of PencilKit, which supports all currently available inks.

### Specific versions

[`PKContentVersion1`](/documentation/PencilKit/PKContentVersion/version1)

The PencilKit version that supports inks from iPadOS 14 and earlier, including marker, pen, and pencil.

[`PKContentVersion2`](/documentation/PencilKit/PKContentVersion/version2)

The PencilKit version that supports inks from iPadOS 17 and earlier, including marker, pen, pencil, monoline, fountain pen, watercolor, and crayon.

[`PKContentVersion3`](/documentation/PencilKit/PKContentVersion/version3)

The PencilKit version that supports barrel-roll angle data in inks.

[`PKContentVersion4`](/documentation/PencilKit/PKContentVersion/version4)

The version that adds the Reed Pen ink.

[`PKContentVersion5`](/documentation/PencilKit/PKContentVersion/version5)

The version that adds stroke render state support.

## Relationships

### Conforms To

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Sendable`](/documentation/Swift/Sendable)

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Equatable`](/documentation/Swift/Equatable)

[`Hashable`](/documentation/Swift/Hashable)

---

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