Convert to FLV

Convert RMVB, SWF, M1V, MPV and 48 more supported formats to FLV online. Choose a file and download a genuine .flv result.

Drop a file to convert it to FLV

We'll detect the input format and show the right settings for a genuine .flv result.

FLV is a Flash Video format used by established web video collections, media archives, and desktop applications. This destination page brings every supported route to FLV together, so you can begin with the file you already have.

The source picture and audio are decoded and written into a FLV result. This page presents the settings relevant to that source and destination combination.

FLV opens in VLC, compatible desktop players, video editors, and tools designed for archived Flash Video.

Choose an FLV Converter

Open a specific route when you already know your input format.

Frequently Asked Questions

How do I convert a file to FLV?expand_more

Choose a supported file on this page. Crest Convert detects its format and shows the matching FLV settings here. Review the available options, start the conversion, and download the finished .flv file without leaving the page.

Which files can I convert to FLV?expand_more

This page supports 52 input formats, including RMVB, SWF, M1V, MPV, MP2, AMR, 3GA, and AIF. The available routes are listed below so you can also open a specific converter directly.

What is FLV best used for?expand_more

FLV is a Flash Video format used by established web video collections, media archives, and desktop applications. This destination page brings every supported route to FLV together, so you can begin with the file you already have.

What is preserved when I convert to FLV?expand_more

The source picture and audio are decoded and written into a FLV result. This page presents the settings relevant to that source and destination combination.

Which applications can open FLV files?expand_more

FLV opens in VLC, compatible desktop players, video editors, and tools designed for archived Flash Video.

Can I convert several files to FLV?expand_more

Yes. After Crest Convert identifies the source format, you can add more compatible files on this page, process the batch, and download the completed results individually or together when ZIP download is available.

Is converting files to FLV secure?expand_more

Yes. Browser conversions stay on your device. Files that require server processing are transferred over an encrypted connection, handled securely, and automatically deleted shortly after conversion. No account is required.