AniSmall for iOS
Convert and compress videos/audios.

All-in-One Video Converter

Wondershare UniConverter

  • Convert FLV to AVI, MKV, MOV, MP4 and other 1000+ video/audio formats.
  • Download or record videos from 10,000+ video sharing sites.
  • 90X faster conversion speed than any conventional converters.
  • Burn and customize your DVD with free DVD menu templates.
flv to avi converter


1. Convert Popular Formats to AVI+
  1. 1.1 WMV to AVI Converter
  2. 1.2 MOV to AVI Converter
  3. 1.3 MOV to AVI Converter for Mac
  4. 1.4 MKV to AVI Converter
  5. 1.5 Free MP4 to AVI Converter
  6. 1.6 WebM to AVI Converter
  7. 1.7 MPG to AVI Converter
  8. 1.8 FLV to AVI Converter
  9. 1.9 Convert ISO to AVI
  10. 1.10 Convert M4V to AVI
  11. 1.11 3GP to AVI Converter
  12. 1.12 RMVB to AVI Converter
  13. 1.13 DivX to AVI Converter
  14. 1.14 WLMP to AVI Converter
  15. 1.15 VRO to AVI Converter
  16. 1.16 Video TS to AVI Converter
  17. 1.17 DV to AVI Conveter
  18. 1.18 MTS to AVI Converter
  19. 1.19 VOB to AVI Converter
  20. 1.20 Convert MP3 to AVI
  21. 1.21 MKV to AVI Conveter
  22. 1.22 GIF to AVI Converter
  23. 1.23 MP4 to AVI Converter with VLC
  24. 1.24 Convert FLV to AVI
2. Convert Other Formats to AVI+
  1. 2.1 ASF to AVI Converter
  2. 2.2 MXF to AVI Converter
  3. 2.3 MOD to AVI Converter
  4. 2.4 Convert MP4 to AVI
  5. 2.5 Convert MP4 to AVI on Mac
  6. 2.5 Convert DVD to AVI
  7. 2.7 Convert WTV to AVI
  8. 2.8 Convert DVR to AVI
  9. 2.9 Convert Torrent to AVI
  10. 2.10 Convert AVCHD to AVI
  11. 2.11 Convert MSWMM to AVI
  12. 2.12 Convert OGV to AVI
  13. 2.13 Convert YouTube video to AVI
  14. 2.14 Convert Windows Movie Maker Video to AVI
  15. 2.15 Convert Windows DVD Maker Video to AVI
  16. 2.16 Burn DVD to AVI with handbrake
  17. 2.17 Export Windows Live Movie Maker in AVI
  18. 2.18 Free M2TS to AVI Converter
  19. 2.19 Convert JPG to AVI
  20. 2.20 Convert PPT to AVI
3. Convert AVI to Popular Formats+
  1. 3.1 AVI to MOV Converter
  2. 3.2 AVI to MOV Online Converter
  3. 3.3 AVI to MKV Converter
  4. 3.4 AVI to 3GP Online Converter
  5. 3.5 AVI to M4V Converter
  6. 3.6 AVI to FLV Converter
  7. 3.7 AVI to WMV Converter
  8. 3.8 Free AVI to MPEG Converter
  9. 3.9 AVI to SWF Converter
  10. 3.10 AVI to DVD Converter
  11. 3.11 AVI to DivX Converter
  12. 3.12 AVI to ISO Converter
  13. 3.13 AVI to TS Converter
  14. 3.14 AVI to VOB Converter
  15. 3.15 Convert AVI to MP4
  16. 3.16 Convert AVI to MP3
  17. 3.17 AVI to MPEG Converter for Mac
  18. 3.18 AVI to MPEG Converter
  19. 3.19 Convert AVI to MP4 with VLC
  20. 3.20 Convert AVI to WAV
4. Convert AVI to Other Formats+
  1. 4.1 Convert AVI to iTunes
  2. 4.2 Convert AVI to WebM
  3. 4.3 Convert AVI to 3GP
  4. 4.4 Convert AVI to iMovie
  5. 4.5 Import AVI to iMovie
  6. 4.6 Convert AVI to Xvid
  7. 4.7 Convert AVI to Chromecast
  8. 4.8 Convert AVI to MPEG2
  9. 4.9 Convert AVI to MPEG4
  10. 4.10 Convert AVI to iPod
  11. 4.11 Convert AVI to GIF
  12. 4.12 Convert AVI to iPhone
  13. 4.13 Convert AVI to FCP Mac
  14. 4.14 Convert AVI to YouTube
  15. 4.15 Burn AVI to DVD
5. Convert AVI Online +
  1. 5.1 Online AVI Converter
  2. 5.2 Online Video Converter to AVI
  3. 5.3 Free WMV to AVI Online Converter
  4. 5.4 Free VOB to AVI Online Converter
  5. 5.5 MP4 to AVI Converter Online
  6. 5.6 FLV to AVI Converter Online
  7. 5.7 Convert AVI to MP4 Online
  8. 5.8 Convert AVI to MPEG Online
  9. 5.9 Convert MKV to AVI Online
6. Play AVI+
  1. 6.1 Top AVI Player
  2. 6.2 Play AVI on Mac
  3. 6.3 Play AVI on iPad
  4. 6.4 Play AVI on iPhone
  5. 6.5 Play AVI on Xbox one
  6. 6.6 Play AVI on Xbox360
  7. 6.7 Play AVI with VLC Player
  8. 6.8 Play AVI in QuickTime
  9. 6.9 Play AVI in Windows Media Player
  10. 6.10 Play AVI in Samsung galaxy s6
  11. 6.11 Play AVI on Apple TV
  12. 6.12 Play AVI on TV
7. AVI Tips & Tricks+
  1. 7.1 MOVAVI Alternative for Windows
  2. 7.2 MOVAVI Alternative
  3. 7.3 Free AVI Converter on Mac
  4. 7.4 AVI Converter for Windows 10
  5. 7.5 Free AVI Converters on Mac
  6. 7.6 AVI Converters
  7. 7.7 Free AVI Player for windows
  8. 7.8 AVI Player for Mac
  9. 7.9 AVI Cutter
  10. 7.10 Make AVI Smaller
  11. 7.11 Reduce AVI File Size
  12. 7.12 Compress AVI
  13. 7.13 Add Metadata to AVI
  14. 7.14 3D AVI Creator
  15. 7.15 Repair AVI File
  16. 7.16 What Is an AVI File

5 Recommended FLV to AVI Video Converter for Lossless Conversion

by Christine Smith • 2024-01-11 10:25:42 • Proven solutions

Though FLV is known as the most popular file format online (especially for YouTube), it's not as popular offline. Some of the portable devices, including Xbox, BlackBerry, PSP, and more, don't seem to be supportive or compatible with an FLV video. To make it worst, even the mobile Flash player's application has been ceased by Adobe. Hence, it's very likely that you'll want to convert FLV videos to AVI format so it'll be playable on the portable devices mentioned above or other software.

Part 1. Recommended FLV to AVI Video Converter

The Wondershare UniConverter (originally Wondershare Video Converter Ultimate)) is an amazing tool you can use online to convert FLV to AVI video format. The interface of Wondershare UniConverter (originally Wondershare Video Converter Ultimate) has been designed to be very user-friendly and to help accommodate the needs of beginners. Even if it's your first time converting a video file, all you need is just three simple steps.

video converter logo Wondershare UniConverter (originally Wondershare Video Converter Ultimate)

wondershare video converter ultimate
  • Convert AVI to FLV, MOV, MP4, and other 1000+ formats.
  • Convert AVI to an optimized preset for almost all of the devices.
  • 90X faster conversion speed than any conventional converters.
  • Edit, enhance & personalize your video files.
  • Download/record videos from YouTube and other 10,000 video sharing sites.
  • Versatile toolbox combines video metadata editor, GIF maker, cast video to TV, VR converter and screen recorder.
  • All in one toolbox: video compressor, image converter, GIF maker, VR converter, and more.
  • Edit videos, audios and images by enhancing brightness, trimming, cutting adding effects among others.
security Security Verified, 5,942,222 people have downloaded it

Steps on How to Convert AVI to FLV using Wondershare UniConverter:

Step 1 Import the FLV files to Wondershare FLV to AVI converter.

In order to add videos to Wondershare UniConverter, you can either drag-and-drop them directly or click the +Add Files icon in the upper-left of the program's main interface. Batch conversion is also supported, which means that you can convert more than one video file at a time. Other than that, you can also create a video's playlist by merging them altogether by turn the console Merge All Files on.

add files to the FLV to AVI converter

Step 2 Select AVI as the output format.

Due to the broad output format support, you can actually set different output formats for each video file or select AVI under the Video category as your output format. On top of that, if you are planning to playback these AVI files on your BlackBerry, PSP, or some other AVI supported players, you can easily choose the optimized presets under the Device category.

choose AVI as output in Wondershare UniConverter

Step 3 Convert FLV to AVI.

Now, you can click on Convert to start converting your FLV file to AVI. This intuitive video converter not only improves the playback compatibility of your FLV files but also allows you to download much more from online video sites such as YouTube, Hulu and Vimeo.

Start converting the FLV to AVI

Part 2. Free FLV to AVI Converter

Wondershare Free FLV to AVI Converter is one of the best freeware. With the Wondershare Free AVI to FLV Converter, it produces high quality, so you have no fears of losing your video quality. Also, it carries out conversions in batch, converts with high speed, merges different videos into one, and supports downloads of videos from YouTube and more than 10,000 sites. These and many more make the Free VC an ideal free FLV to AVI video converter.

Steps to convert FLV to AVI freeware using Wondershare Free Video Converter

Step 1: Click on the +Add Files button on the Convert tab to add local FLV files.

Step 2: Go to the Convert all files to option select AVI format from the Video tab.

Step 3: Click on the Convert All button to start processing, and the file gets saved at the Converted tab.

convert the FLV to AVI by Wondershare Free FLV to AVI Converter

Part 3. Top 3 Online FLV to AVI Converters

This part will expose you to the top three best free FLV to AVI converters recommended for you to be able to convert your videos from FLV to AVI without the risk of losing files or quality during the conversion process.

1. FLV to AVI Online Uniconverter

This converter provides you the opportunity to convert FLV to AVI video format with as much ease and convenience as you could get.

To easily convert FLV to AVI using Online Converter, you need these few steps.

Step 1: Click the + button and add the FLV files you intend to convert.

Step 2: Choose the output format you want to achieve at the end of the day, which is the AVI format for this process.

Step 3: Select the Convert button to begin the conversion of your files.

Step 4: To save the files you have converted, click on the Download button.

convert FLV to AVI by Online Uniconverter

2. Online Video Converter to AVI

This converter allows you to add files from your computer, cloud storage (Dropbox or Google Drive) or URL, all of which you can convert to over fifty different formats, one of which is from FLV to AVI formats. It is a free popular video converter that you can use on your browser without having to download and install the software.

These steps will guide you in converting FLV to AVI with the Online Video Converter.

Step 1: Go to the window that states Drag Files here, choose the video files you want to convert from the options available under the Choose Files.

Step 2: Click on Start Conversion to begin the conversion, but you can make some editing under the Optional Settings option, save the settings before clicking on Start Conversion.

Step 3: Once this is done, you can download the AVI video file by choosing the Convert file option.

convert FLV to AVI by Online Video Converter to AVI

3. Convert Files Converter

This is one of the best online tools you can easily and conveniently use to convert your FLV to AVI video formats. When it comes to conversion, this converter generates a link to your file, which is only accessible by you and no one else.

These steps will guide you in converting FLV to AVI using Convert Files.

Step 1: First, upload the file you want to convert from Choose a local file or download it from. Under the Input format, select the Flash Video File(FLV Format).

Step 2: For your target Output format, choose Audio Video Interleave File (AVI Format)

Step 3: Select the Convert to let the process of conversion begin.

Step 4: Click on the Download Lin, which will show on your screen. This is to download your converted file at the moment. Also, you can decide to direct the file to your email to be stored there and kept safe.

convert FLV to AVI by Convert Files Converter

Part 4. Extended Knowledge for FLV and AVI Format

File Extension FLV AVI
Video File
Video File
FLV, similar to other containers, are also used to store both video and audio data. The way it's encoded is very similar to the SWF file format. AVI is a multimedia container that contains both audio and video data. It allows synchronous audio-with-video playback. AVI files support multiple streaming audio and video
Associated Programs
Adobe Flash Player
Windows Media Player
Developed by
Useful Links
Detailed information on the FLV file format
How to Add Subtitles to MP4 Files
How to Convert Video_TS to AVI
Top 10 AVI Players for Mac
Christine Smith

Christine Smith

chief Editor

Resource > FLV Solutions > 5 Recommended FLV to AVI Video Converter for Lossless Conversion