# aliveParticleCount

> Returns the sum of all alive particles within the visual effect.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.VFX](/engine/6000.6/script-reference/unityengine/vfx.md)
* **Assembly:** UnityEngine.VFXModule

```csharp
public int aliveParticleCount { get; }
```

### Remarks

If the particle count is only available on the GPU, the actual result can be delayed. This is because the system uses an asynchronous readback to retrieve the result.