# IReminderService

Package: [Microsoft.Orleans.Reminders](/orleans/docs/api/csharp/microsoft.orleans.reminders/) 10.0.0

[NuGet package](https://www.nuget.org/packages/Microsoft.Orleans.Reminders)

```csharp
public interface IReminderService : ISystemTarget, IAddressable, IGrainService
```

Functionality for managing reminders.

## Methods

- [GetReminder(GrainId, string)](/orleans/docs/api/csharp/microsoft.orleans.reminders/orleans.ireminderservice/methods/getreminder-orleans-runtime-grainid-string-6b3dccc2/)
- [GetReminders(GrainId)](/orleans/docs/api/csharp/microsoft.orleans.reminders/orleans.ireminderservice/methods/getreminders-orleans-runtime-grainid-0cbb5f8d/)
- [RegisterOrUpdateReminder(GrainId, string, TimeSpan, TimeSpan)](/orleans/docs/api/csharp/microsoft.orleans.reminders/orleans.ireminderservice/methods/registerorupdatereminder-orleans-runtime-grainid-string-system-timespan-system-t-cbcdd0c9/)
- [Start](/orleans/docs/api/csharp/microsoft.orleans.reminders/orleans.ireminderservice/methods/start-dde2578c/)
- [Stop](/orleans/docs/api/csharp/microsoft.orleans.reminders/orleans.ireminderservice/methods/stop-f4cf1fd2/)
- [UnregisterReminder(IGrainReminder)](/orleans/docs/api/csharp/microsoft.orleans.reminders/orleans.ireminderservice/methods/unregisterreminder-orleans-runtime-igrainreminder-5231eff6/)