by Brian Fisher • Jul 03,2020 • Proven solutions

Aiseesoft Free Video Converter. Platform: Windows, Mac. Aiseesoft Free Video Converter is another.
Aug 06, 2020.
Nov 27, 2017.
Alright, you can simply press the 'Convert' button at the bottom right corner of interface to begin encoding FLV to MP4 on Mac. A couple of minutes later you will get quality MP4 file (s). The entire process will take a bit of time, obviously vary depending on the size of the FLV flash files and your computer hardware specs.

Sometimes you have a video file in MP4 and wonder how to convert MP4 to FLV. Well, FLV (short for Flash Video) it's an appropriate format for sharing on YouTube, Facebook, Hulu or other streaming sites. If you want to upload video to these sites, I think you'd better change video to FLV format first. But how? That's easy! All you need is a MP4 to FLV converter. In this article, we recommend you the best video converter to do the MP4 to FLV conversion, step by step.

Drag and drop your FLV files in the upload box above Click on the blue 'Convert to MP4' button to start conversion Once the conversion finishes, click the “Download” or “Download All” (Zip archive of all files) to download your MP4 files. What file types are supported?

Part 1. How to Convert MP4 to FLV on Mac/Windows PC with the Best FLV Converter

As you make a plan to convert MP4 to FLV for uploading to the internet easily, well, maybe for other purpose, you are suggested to use the 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 video quality. This program also offers some useful edit functions to make videos more eye-catching.

Get the Best MP4 to FLV Video Converter on Mac and Windows:

Convert MP4 to FLV with 3 simple clicks.
Convert video between 150+ video formats with 90x faster converting speed, including MP4, FLV, MOV, MKV, VOB, AVI, etc.
Extract audio from your video files. It converts video/audio to MP3, WAV, AC3, AAC, AIFF, WMA and more audio formats.
Crop, trim, rotate, add subtitles, watermarks or other effects to your video with built-in video editor.
Burn MP4 or FLV videos to DVD whenever you want.
Download or Convert online videos from YouTube or other popular video sites like Vimeo, Vevo, Facebook, Hulu, Dailymotion and so on.

Easy Steps to Convert MP4 to FLV on Mac and Windows PC

Like other desktop program, please firstly download and install UniConverter on your Mac or Windows computer. You can get the program from the Free Download buttons above. It works on MacBook, MacBook Pro, MacBook Air, iMac (macOS 10.7 Lion to 10.15 Catalina included); Windows 10/8/7/Vista/XP. When it is successfully installed, it's good to make the MP4 to FLV conversion. Now let's see how to do it.

Step 1: Import MP4 files

Run the MP4 to FLV Video Converter and drag & drop your MP4 files to the program. Or you can go to 'Add Files' to locate the MP4 files you want to add. (It supports batch conversion, so if you have some MP4 videos, you can drop them to be converted at one go.)

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.

Note: With this Mac converter, you can also edit your video 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

Flv To Mp4 Converter Download

Click the 'Convert' button and let this excellent Mac Video Converter do the rest for you! Now from the 'Converted' tab, you can see the MP4 video has been converted to FLV. Open the folder to get it for further use!

Why not download this video converter and have a try! You will find something cool in this program. It has a Toolbox which offers VR converter, video compressor, screen recorder, GIF maker and more.

Can't miss:
2 Methods to Compress Video for YouTube Uploading >>
How to Download YouTube Video >>

Part 2: 8 Online 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.

Products	UniConverter	Free Video 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

#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.

Flv To Mp4 Mac Download