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How to use an FLV joiner

Cliff Weitzman

Клиф Вайцман

Главен изпълнителен директор и основател на Speechify

#1 AI генератор на глас
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Entering the world of video formats, particularly FLV, can often seem overwhelming. That’s why we’re here to shed light on how you can seamlessly merge your FLV files using the versatile Speechify Video Studio's editor. First, let’s help you better understand FLV files, their applications, and detail the steps to successfully merge them. We also clear up common queries related to FLV files.

No matter if you are crafting a unique video compilation or striving for an efficient way to manage your files, this guide has got you covered. With easy-to-understand information and clear instructions, mastering the art of merging FLV files is now within your grasp.

What is FLV?

FLV, or Flash Video, is a digital video file format created by Adobe Systems. The format is widely used online for web video streaming and can be played in an Adobe Flash Player.

FLV files consist of short header, interleaved audio, video, and metadata packets. The audio and video data within FLV files are encoded in the same manner as they are within SWF files, another format developed by Adobe.

FLV was once the de facto standard for streaming video content on the web, particularly on sites like YouTube, Hulu, VEVO, Yahoo! Video, and other video-sharing platforms. However, its use has declined in favor of more modern formats like HTML5 video, primarily due to the gradual discontinuation of the Adobe Flash Player and inherent security issues with the flash format.

It's worth noting that while FLV files are declining in usage, many tools, including video converters and players like VLC, still support the format. This allows users to play, convert, or edit FLV files if needed.

Why would you merge FLV videos?

There could be several reasons why one might want to merge FLV videos:

  1. Creating a compilation or a montage: Merging multiple videos into one can be useful if you're creating a highlights reel, a video montage, or a compilation.
  2. Continuous viewing: For better viewing experience, you might want to merge videos, especially if they are part of a series or a sequence. This way, viewers can watch the content continuously without interruption.
  3. Condensing storage: If you have many small video clips that you'd prefer to store as a single file for organization or storage purposes, merging them would be beneficial.
  4. Video editing projects: If you're working on a video editing project that includes multiple clips or scenes, merging the videos together would be an integral part of the editing process.
  5. Sharing or presentation: It could be easier to share one combined video file rather than multiple individual files, especially if the videos are meant to be watched in a particular order. The same applies when presenting a series of videos - it's often simpler and more professional to present one file.

Remember, while FLV was a popular format in the past, it has been phased out on many platforms due to the discontinuation of Adobe Flash Player. So, if you're planning to upload or share your merged video, it might be beneficial to convert the merged FLV video into a more universally compatible format, like MP4.

How to join FLV files online

Join your FLV video files with our web-based FLV joiner tool. Speechify Video Studio's video editor empowers you to merge FLV files or add files of various formats together, creating a single video file. Speechify Video Studio doubles as a video converter, letting you convert your videos into MP4 format to ensure compatibility with all media players. This can be done on any device, right from your browser. Our video editing software is fully compatible with various operating systems, including Windows XP, Windows 10, Mac OS, Linux, as well as mobile platforms like iOS and Android.

Here's a tutorial on how to use the FLV joiner:

Step 1: Upload your FLV video files

Click on 'Choose FLV Files' to select your videos or use the drag and drop feature to place your files into the box. They will be uploaded into the video editor.

Step 2: Initiate video editing or incorporate more videos

You'll be directed to the video editor where you have the option to split, combine and reorder your video clips. If you wish to add more videos, click on the plus (+) sign on the editing pane or 'Upload' from the left menu.

Step 3: Export your new video

Ready to download your merged videos as an MP4 file? Simply click 'Export', and your download will commence.

Edit and convert your videos with our freeware

Use Speechify Video Studio as Your Number One FLV Merger

Our free video editing software offers a plethora of tools to help enhance your videos. Add a professional touch by incorporating filters, effects, images, and texts. Our video converter will automatically convert your FLV video files to MP4, the most compatible among all video formats.

Cut, split, and trim your videos to suit your preferences, rearranging your video clips using the same video editor. Our video joiner supports various file formats, including MP4, AVI, MOV, WMV, MKV, ASF, VOB, and more. Regardless of the file formats of your uploaded videos, the final output will be one MP4 file.

Preserve the quality of your original videos with our FLV video joiner, similar to Andy's FLV joiner, but with a user-friendly interface. You can merge, join, or combine FLV files without experiencing quality loss, thanks to our lossless encoding. Our tool even allows you to add subtitles and adjust codecs, ensuring a more personalized video editing experience. Best of all, you can do all these without the hassle of watermark and absolutely free.

Enjoy the seamless video merging and conversion experience on Speechify Video Studio, regardless of your operating system, be it Windows, Mac OS, Linux, Android, or iOS.

Use our video merger tool or enjoy any number of our easy-to-use video editing features with Speechify Video Studio.

FAQ

How do I convert FLV files to MP4?

Speechify Video Studio automatically converts your FLV files to MP4 after merging them. You can then download your combined FLV videos as a single MP4 file.

Is the file size of FLV smaller than MP4?

Contrarily, FLV files are three to four times larger than MP4 files, making MP4 the more preferred format on video-sharing and social media platforms.

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Cliff Weitzman

Клиф Вайцман

Главен изпълнителен директор и основател на Speechify

Клиф Вайцман е застъпник за хора с дислексия и е главен изпълнителен директор и основател на Speechify — приложението номер 1 в света за преобразуване на текст в реч, с над 100 000 петзвездни отзива и първо място в App Store в категорията „Новини и списания“. През 2017 г. Вайцман е включен в престижния списък Forbes 30 под 30 за приноса си към това интернет да бъде по-достъпен за хора с обучителни затруднения. Клиф Вайцман е представян в EdSurge, Inc., PC Mag, Entrepreneur, Mashable и много други водещи медии.

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За Speechify

#1 четец за текст към реч

Speechify е водещата в света платформа за текст към реч, на която се доверяват над 50 милиона потребители и която има повече от 500 000 петзвездни отзива за своите приложения за текст към реч за iOS, Android, разширение за Chrome, уеб приложение и настолно приложение за Mac. През 2025 година Apple отличи Speechify с престижната Apple Design Award на WWDC, определяйки я като „ключов ресурс, който помага на хората да живеят по-добре“. Speechify предлага над 1000 естествено звучащи гласа на над 60 езика и се използва в близо 200 държави. Сред известните гласове са Snoop Dogg и Гуинет Полтроу. За създатели и бизнеси Speechify Studio предоставя напреднали инструменти, включително AI генератор на гласове, AI клониране на глас, AI дублаж и AI променящ глас. Speechify също задвижва водещи продукти със своето висококачествено и достъпно като цена API за текст към реч. Представено в The Wall Street Journal, CNBC, Forbes, TechCrunch и други водещи медии, Speechify е най-големият доставчик на услуги за текст към реч в света. Посетете speechify.com/news, speechify.com/blog и speechify.com/press, за да научите повече.