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Free AVI Converter Online

Convert AVI video files to modern formats

Convert AVI Files

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Convert AVI to Other Formats

Convert your AVI files to 23 different formats

AVI→MP4AVI→WEBMAVI→MOVAVI→MKVAVI→MP3AVI→FLVAVI→WMVAVI→3GPAVI→MPEGAVI→MPGAVI→TSAVI→OGVAVI→3G2AVI→ASFAVI→M4VAVI→AACAVI→WAVAVI→OGGAVI→FLACAVI→M4AAVI→WMAAVI→AIFFAVI→OPUS

Convert Other Formats to AVI

Convert 17 different formats to AVI

MP4→AVIMOV→AVIWEBM→AVIMKV→AVIM4V→AVIFLV→AVIWMV→AVI3GP→AVI3G2→AVIMPEG→AVIMPG→AVITS→AVIMTS→AVIM2TS→AVIVOB→AVIOGV→AVIASF→AVI

AVI Converter Features

Why choose our AVI converter

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Convert AVI to

Convert AVI to MP4

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Convert AVI to

Convert AVI to WEBM

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Convert AVI to

Convert AVI to MOV

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Extract audio from

Extract audio from AVI

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Compress old AVI

Compress old AVI files

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Handle various codecs

Handle various codecs

How to Convert AVI Files

Converting AVI files is quick and easy

Upload Your File

Drag and drop your file or click to browse. We support over 300 file formats. 💡 Pro Tip: You can drag and drop multiple files at once!

Choose Output Format

Select your desired output format from our comprehensive list of options.

Convert Instantly

Our powerful servers process your file in seconds with high quality results.

Download Result

Download your converted file immediately. Files are kept for 24 hours.

About AVI Format

AVI AVI is a legacy video container format used by Windows tools and older media workflows.

New to this format? Learn what a AVI file is, how to open it, and its pros and cons.

AVI Technical Details

  • Full Name: Audio Video Interleave
  • Developer: Microsoft
  • Compression: Various (DivX, XviD, uncompressed)

Common AVI Use Cases

  • Updating old video files
  • Compressing AVI for storage
  • Converting for mobile devices
  • Web-optimizing AVI videos

Convert AVI to Any Format

With FreeFast, you can convert AVI files to 23 different formats including MP4, WEBM, MOV, MKV, MP3, FLV, WMV, 3GP and 15 more. Each conversion uses settings for the selected output format, with results depending on the source file and target format.

Convert Any Format to AVI

Need to convert files TO AVI? We support converting from 17 different formats including MP4, MOV, WEBM, MKV, M4V, FLV, WMV, 3GP and 9 more formats.

Why use FreeFast for AVI conversion?

FreeFast is a browser-based AVI converter built for practical file jobs. It focuses on clear conversion paths, visible limits, and useful output without installing extra software:

  • Free daily credits and no watermarks: Start with 10 free daily conversions and download output files without branding.
  • Bulk/batch converter support: Upload and convert multiple AVI files within plan, browser, and file-size limits.
  • No signup to start: Start converting files without creating an account for your first file jobs.
  • Quality controls: Conversion settings are chosen for the selected format pair, with results depending on the source file and output type.
  • Encrypted transfer: Uploads and downloads use HTTPS/TLS, and temporary files are cleared after the processing and deletion window.

FreeFast AVI Converter Specification Table

FeatureSpecification Details
Max Upload File Size1 GB (1,000 MB) per conversion
Privacy and Deletion PolicyConfigured result-retention window
File TransferHTTPS/TLS uploads and downloads
Batch & Bulk ProcessingSupported within plan and browser limits
Compatible Operating SystemsWindows, macOS, Linux, iOS, Android, ChromeOS
Account SignupNo signup required for your first file jobs
Watermarks & Visual EditsNone. Output files are clean and unmodified

End-to-End Privacy & File Safety

Files are handled for the conversion you request. Uploads and downloads use HTTPS/TLS, and temporary files are cleared after the processing and deletion window.

Format comparison notes

When choosing between formats, understanding key attributes helps optimize quality and compatibility:

Strengths of AVI

  • Authoritative standard optimized for high compatibility.
  • Exceptional balance between quality and file footprint.
  • Supported out of the box by modern browsers, editors, and OS.

Quality and compression

While converting files, the processor handles scaling, color spaces, metadata, and bitrates where the selected workflow supports them. Review downloaded files before sharing important work.

FreeFast converter link badge

Add a simple link badge to a help article, intranet page, or workflow checklist when readers need a direct AVI conversion shortcut:

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Other Video Formats

mp4movwebmmkvm4vflvwmv3gp3g2mpeg

AVI Converter FAQ

AVI (Audio Video Interleave) is a video file format. AVI files can be played with various video players and media applications.
Upload your AVI video to the converter, select your desired output format, and click Convert. The job status appears while the video is processed.
You can start with free daily conversions. Accounts and paid plans are available for higher-volume work, and downloaded files are not watermarked.
You can convert AVI to proof-backed video containers such as MP4, WEBM, MOV, AVI, MKV, FLV, WMV, 3GP, OGV, ASF, plus audio outputs like MP3, WAV, AAC, FLAC, M4A, WMA, AIFF, and OPUS.
Yes! Our AVI converter works on any device including smartphones and tablets.
Choose the output setting that fits your file-size and playback needs. Re-encoding can change quality depending on codec and bitrate.

Ready to Convert Your AVI Files?

Start with 10 free daily conversions. No signup required for your first file jobs.

Convert Now