# Welcome to SpeedLight!

### Features

* Free!
* Mobile: available for [Android](https://play.google.com/store/apps/details?id=io.speedlight.viewer\&utm_source=site_my) and [iOS](https://apps.apple.com/us/app/speedlight/id1519467733)
* PC and Mac: can be used in browser (zero downloads)
* Allows access from multiple devices without logging out
* Supports multiple avatars
* Allows keeping avatars online 24/7
* IM history is always available (even offline)
* Gold subscription with additional pro features

### Download

* Android: [SpeedLight on Google Play](https://play.google.com/store/apps/details?id=io.speedlight.viewer\&utm_source=site_docs)
* iOS: [SpeedLight on the App Store](https://apps.apple.com/us/app/speedlight/id1519467733)
* Web (zero dowload): [speedlight.io](https://speedlight.io)

|                                                                                                   Web viewer pages                                                                                                  |                                                                                                    3D World view                                                                                                    |
| :-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------: | :-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------: |
| ![](https://4060892832-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Lmt-TOo0Y8Xr12P7CcX%2Fuploads%2FSdkmRwWhkhzps2MgIHHT%2Fimage.png?alt=media\&token=d0f8b973-b8af-49f8-89a3-b23c64049329) | ![](https://4060892832-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Lmt-TOo0Y8Xr12P7CcX%2Fuploads%2Ful3cSEL8HfXcnKMg3wne%2Fimage.png?alt=media\&token=d3b0c69d-01ac-4de5-8f18-55e3244236d2) |
|                                                                           [Check SpeedLight features](https://docs.speedlight.io/features)                                                                          |                                                                       [More about 3D view](https://docs.speedlight.io/viewer-features/3d-view)                                                                      |

### What's next?

* [Check SpeedLight features](https://docs.speedlight.io/features)
* [Check professional features](https://docs.speedlight.io/pricing)


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.speedlight.io/master.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.