---
title: SKProductSubscriptionPeriod
framework: storekit
role: symbol
role_heading: Class
path: storekit/skproductsubscriptionperiod
---

# SKProductSubscriptionPeriod

An object containing the subscription period duration information.

## Declaration

```swift
class SKProductSubscriptionPeriod
```

## Overview

Overview A subscription period is a duration of time defined as some number of units, where a unit can be a SKProduct.PeriodUnit.day, SKProduct.PeriodUnit.week, SKProduct.PeriodUnit.month, or SKProduct.PeriodUnit.year. For example, a subscription period of two weeks has a unit of a SKProduct.PeriodUnit.week, and a  numberOfUnits equal to 2.

## Topics

### Getting Subscription Period Details

- [numberOfUnits](storekit/skproductsubscriptionperiod/numberofunits.md)
- [unit](storekit/skproductsubscriptionperiod/unit.md)
- [SKProduct.PeriodUnit](storekit/skproduct/periodunit.md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Getting Subscription Information

- [subscriptionGroupIdentifier](storekit/skproduct/subscriptiongroupidentifier.md)
- [subscriptionPeriod](storekit/skproduct/subscriptionperiod.md)
- [SKProduct.PeriodUnit](storekit/skproduct/periodunit.md)