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MP4 to AVI Converter — Fast & Free | 1converter
  1. Home
  2. MP4 to AVI

MP4 to AVI Converter — Fast & Free Online

No sign-up MP4 to AVI converter. Start converting immediately without creating an account.

FromMP4ToAVI
Convert MP4 to AVI Now
100% Free
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Fast Conversion
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1CONVERTER Media Team - 1CONVERTER Team Logo
1CONVERTER Media Team·Audio & Video Specialists·Updated Mar 15, 2026
Official

How to Convert MP4 to AVI

Follow these simple steps to convert your MP4 files to AVI format in seconds

1

Step 1

Upload your MP4 file

2

Step 2

Choose AVI as output format

3

Step 3

Adjust quality and conversion settings if needed

Visual Conversion Preview

mp4

Source file

Size:2.4 MB
Format:MP4

Converting...

~2s

avi

Output file

Choose Your Conversion Quality

Select the perfect balance between quality and file size for your MP4 to AVI conversion

Low Quality

Smallest file size, faster conversion

File Size:Very Small
Speed:Very Fast
Quality Level
Recommended

MP4 vs AVI

Compare formats to understand which is best for your needs

Source Format

MP4

Quality:excellent
File Size:medium
Compatibility:universal

Advantages

  • Best compatibility
  • Good compression

Why Convert MP4 to AVI?

Discover the advantages of converting your MP4 files to AVI format

MP4 offers good compression

Fast MP4 to AVI conversion in seconds

AVI provides simple

Popular Use Cases

See how professionals use our MP4 to AVI converter in real-world scenarios

1

Archiving MP4 footage as AVI

Convert MP4 to AVI for this purpose quickly and easily.

2

Video editing with AVI output

Convert MP4 to AVI for this purpose quickly and easily.

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MP4

Frequently Asked Questions

Everything you need to know about converting MP4 to AVI

Yes, our basic MP4 to AVI conversion is completely free. No registration required. Premium plans offer larger file sizes and batch processing.
MP4 has some limitations: Patent encumbered, Quality loss. Converting to AVI can help overcome some of these limitations.
Free users can convert MP4 files up to 10 MB. Pro plan supports up to 200 MB, and Business plan supports up to 500 MB per file.
AVI (AVI (Audio Video Interleave)) offers several advantages: Wide support, No quality loss option, Simple. It is commonly used for video storage and windows video.
For AVI, H.264 offers the best compatibility, while H.265/HEVC provides better compression at similar quality. Choose based on your playback device support.
Most MP4 to AVI conversions complete in under 30 seconds. Larger or more complex files may take 1-2 minutes depending on file size and settings.

Still Have Questions?

Our support team is here to help you with any questions about MP4 to AVI conversion.

Contact SupportView All FAQs

No software installation needed for MP4 to AVI

Secure conversion with automatic file deletion

Additional Features

200+
Supported Formats
243+
File Formats
<2 min
Average Time
24/7
Available
3

Streaming with AVI output

Convert MP4 to AVI for this purpose quickly and easily.

4

MP4 files for windows video

Convert MP4 to AVI for this purpose quickly and easily.

5

YouTube uploads from MP4 recordings

Convert MP4 to AVI for this purpose quickly and easily.

Trusted by Professionals In

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4

Step 4

Click Convert to process your file

5

Step 5

Download your converted AVI file

Average conversion time: Less than 2 minutes

Size:1.5 MB
Saved:-36%
36%
Size Reduction
2s
Processing Time
99%+
Quality Retained

This visualization shows the MP4 to AVI conversion process. A source MP4 file of 2.4 MB is converted to AVI format resulting in 36% file size reduction while retaining 99%+ quality. The conversion takes approximately 2s.

Medium Quality

Balanced quality and size

File Size:Medium
Speed:Fast
Quality Level

High Quality

Better quality, larger files

File Size:Large
Speed:Moderate
Quality Level

Maximum Quality

Best quality, largest files

File Size:Very Large
Speed:Slow
Quality Level

Quality Selection Tips

When to use Low/Medium:

  • •Web uploads and social media sharing
  • •Email attachments with size limits
  • •Quick previews and thumbnails

When to use High/Maximum:

  • •Professional printing and publishing
  • •Archive and long-term storage
  • •When quality is more important than size

Video Tip: Medium quality is ideal for web streaming. Use High or Maximum for videos you plan to edit further or archive.

HD support

Disadvantages

  • Lossy compression
  • Can be large for HD
Target Format

AVI

Quality:good
File Size:large
Compatibility:wide

Advantages

  • Wide support
  • Good quality

Disadvantages

  • Very large files
  • Outdated format

Why Convert MP4 to AVI?

Converting from MP4 to AVI helps you leverage the strengths of AVIwhile working with your existing MP4 files. This conversion is ideal when you need better compatibility.

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Can't Find Your Conversion?

We support 200+ file formats. Browse our complete list of conversions or start converting now!

Start ConvertingView All Formats

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