Top 6 AVI Mergers to Combine AVI Videos into One

What are the best AVI joiners to combine multiple AVI files for DVD? If you have downloaded some AVI clips online, you need to trim the unwanted parts, apply fade-in/fade-out effects, or add video watermark to the AVI files for DVD, how should you join the AVI files? Here are the 6 best AVI mergers with advanced features, you can learn more details from the article and choose the desired one according to your requirement.

Join AVI

Part 1: 2 Best Ways to Join AVI Video Files

1. How to merge AVI files free online easily

FVC Free Online Merger is a versatile AVI joiner that helps you combine AVI video files totally free online. It enables you to combine AVI, MP4, MKV, and other video formats without a number limit. Moreover, you can tweak resolution, video quality, and more other parameters according to your requirements.

Step 1: Open FVC Free Online Joiner on any browser. Click the Add Files to Merge button to install the plugin and then click the Add Files to Merge button again to choose desired AVI files.

Run free online video merger

Step 2: After adding the AVI video files in order, choose the format as AVI and choose the 1920*1080p resolution to keep high quality.

Add video

Step 3: Click the Merge Now button to start joining AVI video files automatically.

Merge video online

2. The professional way to join AVI files without losing quality

Video Converter Ultimate not only helps you merge AVI video files, but also supports editing AVI videos to make DVDs. Whether you need to trim the desired part, enhance the video resolution, tweak the video codec, apply the stunning filters, tweak the video theme, or even create a video collage for the AVI file. It is the all-in-one AVI combiner that enables you to make stunning movies within clicks.

How to Join AVI Files without Losing Quality

Step 1: Download Aiseesoft Video Converter Ultimate for Windows/Mac and launch it. Click the Add Files button at the top right corner to choose desired AVI videos and pull the AVI files to adjust the order.

Add files

Step 2: Then click the Convert All to button and choose AVI format in the Video line. Then choose the Same as Source button to keep the original video quality.

Select format by icon

Step 3: Click the Edit button and choose the Effect & Filter button to add different effects. Then click the OK button to save it.

Edit button

Step 4: After choosing the desired storage path, tick the Merge into one file box and click the Convert All button to start merging AVI files.

Convert all

How to Combine AVI Videos into a Movie

Step 1: Once you have launched the program, you can choose the MV menu and enter it into the MV creating interface. Click the Add button from the lower left of the window to import AVI files into the program.

MV Feature interface

Step 2: After that, you can adjust the order of the AVI files, trim the desired part of the video, or edit the videos. Moreover, you can also choose a theme for combining the AVI files.

Edit files

Step 3: If you’d like to save the combined AVI files in other video formats, you can choose your preferred format by clicking on the arrow down located beside the format icon. Then go to the Export tab to give a name for your project, and set the path to store it.

Choose output format

Part 2: 4 More AVI Joiners to Merge AVI Files

1. Easy Video Joiner

This is a very simple video merger to join AVI video files in different styles. And it supports different video formats, frame rates, and frame sizes.

Easy video joiner


  • Able to merge AVI videos in different styles including side by side, up and down, and one after one.
  • Easy to use without complex steps.


  • For most people, it’s too basic to create appealing videos

System OS: Windows and Mac

2. ImTOO Video Joiner

This desktop tool can help you join multiple video files in any format into one. It also provides an editing function to add some effects to the videos.

ImTOO Video Joiner


  • Able to join videos in some uncommon formats like ASF, DAT, and so on.
  • Preview the original video files before merging.


  • Not free to use. It only has 30 days free trial.

System OS: Windows

3. Boilsoft Video Joiner

This video joiner is only used to merge AVI/WMV/MPEG files before, but now, it can join lots of videos in different formats together.

Boilsoft Video Joiner


  • Combine numerous videos in different formats into one quickly.
  • Support to input uncommon formats like Real Media, and ASF. (Join ASF files here.)


  • Can only merge video files, but almost can’t edit or adjust the parameter.

System OS: Windows and Mac

4. Quick AVI Joiner

It’s a very simple AVI joiner that can merge AVI files into large video files. Moreover, it supports joining AVI files in different sizes, resolutions.

Quick AVI Joiner


  • Easy to use for all levels of users.
  • Able to merge AVI files in different frame sizes and resolutions.


  • Can’t keep high image quality like other joiners.

System OS: Windows

Part 3: FAQs of Joining AVI Files

1. Can I merge two AVI videos side by side?

Yes. When you want to add a side-by-side effect for AVI videos, Video Converter Ultimate can help you join AVI videos side by side in different modes. Moreover, you can choose different templates to create different ones.

2. How to preserve the video quality for joining AVI files?

When you need to combine the AVI files, especially not from the same source, you should have to enhance the video quality for some AVI files, and then you can set up a similar frame rate, bitrate, and more other parameters before joining.

3. Is it possible to combine AVI files with VLC?

Yes. You can click the Media menu and choose the Open Multiple File button. Click the Add option under the File tab to add more files you want to merge. Then go to the Play button and click the Convert button from the menu to combine AVI files with VLC.


This article has introduced the detailed steps to join AVI files with the best 2 video mergers. And you can also learn about the special features of the other 4 best AVI joiners. You can choose the most proper one according to your need.


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