How to Combine AVI Files

Why we picked it: it’s a fast, browser-based tool that is ideal for quick drop-and-go tasks and comes with amazing templates and transitions

A lot of AVI joiners have to be downloaded and installed to your device, but Fastreel is an exclusively online AVI joiner. This means that you can load up the Fastreel page in your internet browser of choice, upload the AVI files that you want to join, and merge them together without the need for any downloads or installations.

This AVI combiner also works with other video formats, including MP4, MOV, MKV, and WMV, and it supports files of up to 500 MB in size. It also includes transitions, allowing you to add your own custom transition animations in between clips or scenes, along with a free music collection for users who would like to add some background audio when they merge AVI files.

Plus, you won't have to worry about security with Fastreel, as all of the files you applied are safely stored and inaccessible to any third parties.

Why we picked it: simple and easy-to-use software perfect for beginners

If you're looking for a very simple and basic tool that you can use to merge AVI files, you may want to consider BRIZ AVI Joiner. This is a really easy-to-use piece of software that many people rely on to join multiple AVI files into one larger file, which can be handy when you're editing home movies or stitching clips together. 

As the name implies, BRIZ AVI Joiner is completely focused on joining AVI files. It doesn't have many other features, but the same company also offers a separate AVI Splitter you can download to split AVI videos into multiple clips.

With BRIZ AVI Joiner, you can download a free trial to test out the software before you begin. It features an easy-to-use interface, very fast video joining, and no quality loss through the joining process, so you won't have to worry about the final file having lower fidelity after you merge AVI clips together with this tool.

Why we picked it: it operates smoothly and can easily handle tons of different formats. Great when you encounter random video files outside AVI.

Boilsoft Video Joiner was previously known as the AVI/MPEG/RM/WMV Joiner. It has undergone a name change, but still offers the same levels of functionality and efficiency, giving users a simple tool they can rely on to combine video files of popular and commonly-used formats like AVI, WMV, MP4, 3GP, MPEG, and RM or Real Media files.

One of the things that users like a lot about Boilsoft Video Joiner is how beginner-friendly it is. With this app, it only takes a few clicks to start joining AVI files together, and it's easy to make sure that your AVI files are all in the right order and correctly sequenced before you begin the joining process.

But wait, there’s more. Boilsoft Video Joiner doesn't just put files together; it can do some minor edits. You can even grab the sound from different clips and mix it into one track. And if you need to make sure your final video plays nicely on your phone, tablet, or even that old media player you still love, just pick from a variety of encoding profiles, and you’re set.

Why we picked it: offers a great free version to test and provides a high-speed mode for editing and joining files

Bandicut Video Joiner is another AVI joiner app that you can use to merge AVI files together. It's capable of combining several video files into one complete package, making it a useful tool for people who want to combine lots of AVI clips together or merge a group of videos into one to save space or make the videos easier to share.

This app is compatible with Windows devices, and Bandicut Video Joiner has a free version that you can use to try out the software without having to spend any money. The full version also has a High Speed Mode, allowing users to quickly join AVI files together without any lengthy delays, and there's also an Encoding Mode that lets you merge AVI files with files of other formats.

In addition, Bandicut Video Joiner also allows you to customize the output of your final file, as well as adjust between different resolutions and encoding profiles. Plus, it supports cutting and splitting video files, giving you multiple functions in just one package.

Why we picked it: it's been around forever, and it's completely free

If you're looking for a free way to combine AVI files on your Windows device, you may also want to use MediaJoin. This is a completely free-to-use tool for Windows devices that is capable of combining AVI files and other video format files into one larger file.

MediaJoin has been around since 2006 and is one of the oldest and most downloaded free AVI video joiners around. It's a very basic program, so you can't use it for more advanced editing, but if you only want to join AVI files together, this is an easy app to work with.

It's also worth noting that MediaJoin is only available in English, so users from other parts of the world may want to consider an alternative option that has multiple languages for the user interface to make it easier for them to join AVI files.

Why we picked it: has lots of video-editing tools, from screen recognition to file conversions to combining videos

Joyoshare VidiKit is one of those all-in-one suites that seem ready for just about anything you throw at it. Although it does the job of merging AVI files effortlessly, it’s not the only thing it’s capable of. It’s for the people who like to tweak, polish, and perfect every frame.

You’ve got your basics: cut, convert, compress, and merge. And it works with pretty much any format you can think of, including AVI. But there's more. You can also record your screen and audio, add subtitles and logos, fix broken files, and convert videos really fast.

If you want to work with some content from DVDs, Joyoshare VidiKit has got your back. The software also supports batch conversion and compression, which is perfect if you're working with multiple files and want to avoid repetitive clicking.

Why we picked it: an older software but one that offers a preview window so you can see what you're getting before processing

If you’re after a “just join my videos and don’t overcomplicate it” kind of app, ImTOO Video Joiner 2 might be exactly your style. It doesn’t try to do a million things. It just wants to help you merge your AVI files (and a bunch of others) quickly.

AVI is not everything ImTOO Video Joiner 2 works well with. It plays nicely with formats like MPEG, MP4, MKV, WMV, FLV, 3GP, MOV, and ASF. You get a handy preview window to double-check your project before saving, and some simple settings to adjust frame rate, video size, and quality.

It’s free to download, but unlocking everything it can do will cost you. So keep that in mind if you’re looking for something fully featured from the get-go.

Why we picked it: easy to use with super-fast processing

Easy Video Joiner lives up to its name as a very easy-to-use piece of software that allows users to quickly and simply combine multiple video clips into one single file. You can use it to join AVI files together, but it's also supportive of other video file formats, such as WMV, RM, and MPG. Some file types, like MVK, are not supported by this app.

Easy Video Joiner aims to be a beginner-friendly app. It's very lightweight, quick to install, and easy to work with. Users can simply load their video files into the program and then click to join them together. You can also rearrange the order however you like, and it only takes a matter of seconds to join AVI files with this app.

Why we picked it: it works with video and audio, as well as burning and converting

Blaze Media Pro is another video editor and converter tool that you can use to merge AVI files. It's compatible with most of the major video formats, including MP4, WMV, and AVI, as well as audio formats like MP3 and FLAC, and users can get a lot of value out of this app, due to its wide range of features.

As well as being useful for combining AVI files, Blaze Media Pro is also a fully-featured converter tool that you can use to convert video and audio files into different formats. It also comes with audio editing, video editing, video and audio capture, video burning, and audio burning features. It's free to download but has a premium price tag you'll have to pay to get access to all of the aforementioned features.