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MKV to FLV Converter
Convert MKV files to FLV in seconds, free and unlimited.
🔒 Files are processed on your device. Nothing is uploaded.
How to convert MKV to FLV
- Click Choose files or drop your MKV files into the box. You can add several at once.
- Make sure FLV is selected as the output format.
- Press Convert, then download your FLV files.
MKV
Matroska container that can hold almost any codec, many audio tracks and subtitles.
FLV
Flash Video, once the format of online video players.
Video and audio are converted with FFmpeg running inside your browser. Short clips finish in seconds; long or high-resolution videos can take a few minutes because your own device does the work. Open Options to trim, resize or change quality.
Other MKV conversions
- MKV to MP4
- MKV to WEBM
- MKV to MOV
- MKV to AVI
- MKV to WMV
- MKV to MPEG
- MKV to 3GP
- MKV to OGV
- MKV to M4V
- MKV to TS
- MKV to GIF
- MKV to MP3
- MKV to WAV
- MKV to OGG
- MKV to OPUS
- MKV to FLAC
- MKV to AAC
- MKV to M4A
- MKV to M4R
- MKV to WMA
- MKV to AC3
- MKV to AIFF
Convert other files to FLV
- GIF to FLV
- MP4 to FLV
- WEBM to FLV
- MOV to FLV
- AVI to FLV
- WMV to FLV
- MPEG to FLV
- MPG to FLV
- M4V to FLV
- 3GP to FLV
- 3GPP to FLV
- 3G2 to FLV
- OGV to FLV
- TS to FLV
- MTS to FLV
- M2TS to FLV
- VOB to FLV
- MXF to FLV
- DV to FLV
- MOD to FLV
- RM to FLV
- RMVB to FLV
FAQ
Is converting MKV to FLV free?
Yes. Unlimited conversions, no sign-up, no watermark.
Are my files uploaded to a server?
No. FieldConvert processes files inside your browser, so your MKV files never leave your device. That makes it private and fast, because there is no upload or download wait.
Is there a file size limit?
Only your device's memory. Files up to about 2 GB work in most desktop browsers.