MTS
FLV

Convert MTS to FLV Online

Convert MTS to FLV online. Start with free daily conversions, no install, no watermarks, and visible job status.

MTS to FLV Converter

Upload your MTS file to convert it to FLV format

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How to Convert MTS to FLV

Follow these simple steps

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Step 1: Upload Your File

Upload your MTS file by dragging and dropping or clicking to browse

2

Step 2: Select Output Format

FLV is automatically selected as the output format

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Step 3: Start Conversion

Click the Convert button to start the conversion

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Step 4: Download Result

Download your converted FLV file when ready

Convert MTS to FLV - Complete Guide

Converting MTS to FLV stays in the video file family but changes the traits that decide size, quality, transparency, editability, or device support. MTS is a video format. AVCHD video. FLV is a video format. Flash video. Below is what actually changes in a MTS→FLV conversion, what is preserved, and when FLV is the better choice than keeping MTS.

What changes when you convert MTS to FLV

  • Both MTS and FLV are lossy, so the file is re-compressed during conversion. Keep the output quality or bitrate at or above the source to avoid a visible or audible drop.
  • The video is re-encoded into the FLV format. Because re-encoding is not free, start from the highest-quality source you have and keep quality settings high.
  • Expect a smaller output file: FLV is typically more space-efficient than MTS for the same content.

About the MTS format

MTS is a video format. AVCHD video.

  • Compression: lossy
  • Opens with: VLC, Premiere, FFmpeg

Where MTS is strong: AVCHD high-definition video from camcorders; high-quality H.264 capture with multichannel audio.

Typical MTS uses: AVCHD camcorder footage, HD home video, video editing source files.

About the FLV format

FLV (Flash Video) was popular for web video before HTML5. Our converter transforms legacy FLV files to modern, widely-compatible formats.

  • Full name: Flash Video
  • Developer: Adobe
  • Compression: H.263/VP6 (Video), MP3/AAC (Audio)
  • Opens with: VLC, FFmpeg

Where FLV is strong: small files that streamed efficiently in the Flash era; once the standard for online video.

Typical FLV uses: legacy Flash web video, older online video archives.

What FLV keeps

  • FLV adds: small files that streamed efficiently in the Flash era.

Things to watch out for

  • One FLV limitation to keep in mind: relies on the discontinued Flash Player.

When to convert MTS to FLV

  • Convert MTS to FLV for legacy Flash web video.
  • Convert MTS to FLV for older online video archives.
  • Pick FLV when you need once the standard for online video.

MTS vs FLV — format comparison

A quick side-by-side of the structural differences between MTS and FLV, so you can confirm this is the right conversion for your file:

AttributeMTSFLV
TypeVideo fileVideo file
CompressionLossyLossy
Web-friendlyNoNo
Typical file sizeLargeSmall
Best forAVCHD camcorder footagelegacy Flash web video

Privacy & Security

Files are handled for the conversion you request. Uploads and downloads use HTTPS/TLS, and temporary files are cleared after the processing and deletion window.

Add this MTS to FLV converter to your site

Put a working MTS to FLV converter on your own blog or website — free to embed. Both options below include a small link back to FreeFastConverter.

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MTS to FLV FAQ

Because both formats are lossy, the file is compressed again. Keep the output quality or bitrate at or above the MTS source and the difference will be minimal.
Upload your MTS file, confirm FLV as the output format, and click Convert. Job status is shown while the file is processed, then you can download the FLV result.
Yes. You can start with free daily conversions, with no signup required for your first jobs and no watermarks on the output. Accounts and paid plans are available for higher-volume work.
No. The MTS to FLV conversion runs in your browser on any device — Windows, Mac, Linux, iOS, or Android — with uploads and downloads over HTTPS.
FLV (Flash Video) is a video file format. FLV files can be played with various video players and media applications.
Upload your FLV video to the converter, select your desired output format, and click Convert. The job status appears while the video is processed.
You can start with free daily conversions. Accounts and paid plans are available for higher-volume work, and downloaded files are not watermarked.
You can convert FLV to proof-backed video containers such as MP4, WEBM, MOV, AVI, MKV, FLV, WMV, 3GP, OGV, ASF, plus audio outputs like MP3, WAV, AAC, FLAC, M4A, WMA, AIFF, and OPUS.
Yes! Our FLV converter works on any device including smartphones and tablets.
Choose the output setting that fits your file-size and playback needs. Re-encoding can change quality depending on codec and bitrate.

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