MP4 to FLV Converter: How to Convert MP4 to FLV on Mac (High Sierra Included)

If you want to upload videos to YouTube, I think you'd better change videos to FLV format first. So I suggest you to convert MP4 videos to FLV here. Read this article, you will get the best MP4 to FLV Converter to help you achieve that with ease.

Most Useful Software to Convert MP4 to FLV on Mac/Windows PC

As you make a plan to convert some MP4 videos to FLV for uploading to the internet easily, well, maybe for other purpose, you are suggested to download a professional converter like UniConverter to do the job. A good converting tool is a promoter to provide a fast, efficient MP4 to FLV Mac conversion that keeps your videos quality. In this conversion task, this program used here even offers some useful edit functions to make videos more eye-catching.

Easy Solution to Convert MP4 to FLV on Mac/PC

Step 1: Import MP4 files

Run the MP4 to FLV Video Converter and drag & drop your MP4 files to the Mac program; or go to "Add Files" to locate the MP4 files you want to add.

Step 2: Pick FLV as the output format

Go to the Video category in the bottom format tray and choose "FLV" as the output format. With this Mac converter, you can also edit your videos before you start the conversion. For example, you can add effects to you videos such as gray, emboss, negative, old film etc. You can check this out in the guide of UniConverter.

Step 3: Start MP4 to FLV Mac conversion

Click the "Convert" button and let this excellent Mac Video Converter do the rest for you! The Mac converter works on MacBook, MacBook Pro, MacBook Air, iMac (Lion, Mountain Lion, Mavericks, Yosemite, El Capitan, Sierra and High Sierra included). By the way, if you want convert FLV to MP4, please check here.

Recommend Other MP4 to FLV Converter

#1. FLV Crunch

A video converter for Mac which supports a wide range of formats can convert anything into everything. The software does not support all kinds of formats but is sure reliable. You can convert your MP4 file to FLV format in a jiffy. All you have to do is to download the software and follow some easy steps to convert the files. You just need to upload the MP4 file, select the FLV format and convert. The results will be of good quality. You can do this job easily with the user friendly interface of the software.

Pros:
Converts videos quick and has a friendly interface.
Cons:
Less video editing tools.

#2. Any Video Converter

Convert any kind of video you have whether you have downloaded from any website or YouTube, you can easily convert it into your required format. There are lots of options for you to choose from. All your iOS devices are compatible with this video converter. There are enough tools accompanied that can convert your video to its fullest. The interface of the software is quite trendy and easy to use. You can easily figure out where to find any particular tool. Within a matter of clicks you can get your converted video.

Pros:
Converts media files into any format you desire in a high-quality video.
Cons:
The "Play" tab of the video notifies that the video is being played but the screen is always blank. Thus, you cannot play the video on the video converter.

#3. WinX Video Converter

WinX is a free video converter that is mainly structured to convert the troubling FLV videos into the MP4 format for easy and successful play. The free video converter supports all videos and audios for conversion and turns them into any format you would like or is easily played on your media player/device. You will easily convert your video and can play it on the media player easily as well. The free video converter works in the best way to give the users the required superior results.

Pros:
Converts files into high-quality videos and makes it easy to watch.
Cons:
The free edition supports less devices and formats. So to get all the formats available one has to get the Pro version which is not free.

#4. FreeEncoding.com

Using a free online video converter is easy than using it by downloading or buying it. Converting your MP4 file into the FLV format on an online video converter is now the easiest thing to do. You can easily convert the file and can even save it on your Dropbox account.

Pros:
It is absolutely free and works quickly online.
Cons:
Takes long to convert the video. Patience is required.

#5. Zamzar

Zamzar is popular online video converter program that helps the users convert their videos for free. You can convert you MP4 file onto the FLV format pretty easily. Apart from this there are plenty of other formats as well that are supported by the program. Within a matter of four steps your MP4 video will be converted into the FLV format on this online software.

Pros:
Supports all formats and converts videos quickly.
Cons:
Slight quality compromise in the converted video.

#6. Files-Conversion.com

Files-Conversion.com is one of the popularly used video converter sites that can easily convert videos for you online. You don’t have to download the software nor have to buy it. By filling in some requirements you can quickly convert your MP4 video into the FLV format. Use it once and you will surely come back again.

Pros:
Supports all standard formats.
Cons:
Average conversion speed.

#7. Convert.Files

Convert.Files is one of the easiest video converter that can be managed by any person. Converting files is just easy. You just have to click on the browse button and upload your file, select your format and click on the convert button. Your video will be converted in no time.

Pros:
Supports MP4 format and much more.
Cons:
Conversion speed might slow down due to file size.

#8. online-convert.com

This FLV converter helps you convert any file format into FLV. You can do the job easily just by uploading the video you want to convert in the MP4 format. Just fill in the requirements of the online converter and have your video converted. Online Convert has made it simple and effortless for you to convert your MP4 videos into the FLV format.

Pros:
Supports approximately all devices and formats. It can download video from any website as well.
Cons:
The conversion speed might get slow due to heavy file size.

Now Try Free Online MP4 to FLV Converter

If you don't want to install a desktop program, you can also try online video converter to convert your MP4 videos to FLV. Try it below:

Note: Because the online tool doesn't support "https", so if the content below was blank, please manually click the "Shield" icon on the right of your browser address bar to load the script. This action is secure without any harm to your data or computer.

Why Choose UniConverter for Mac/Windows

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Products	UniConverter Free Trial Free Trial	Free Video Converters	Online Converters
Support as many video formats as possible, including MP4, MOV, MKV, AVI, MTS/M2TS, FLV, etc		Limited support	Limited support
Convert MP4 to FLV with original quality
The conversion speed	Very Fast	Normal	Slow
Directly convert your MP4 videos to video sharing sites like Youtube and Facebook		Limited support	Limited support
The estimated conversion time display
Convert MP4 to iPhone,iPad and Android phones directly		Limited support	Limited support
Fetch and Add Movie & TV Show Metadata for your movies
Personalize and edit your MP4 videos before conversion		Limited support	Limited support
Support both Mac/Windows		Limited support
24-hour customer support		Limited support	Limited support
Advertisements free		Limited support