
WMV to MP4 Converter
Convert Files from WMV to MP4 Format Online for Free
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Drag & Drop or Choose Files to Transcode
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Supported file types:
Images (JPG, PNG, WEBP, GIF)
Audio (MP3, WAV, OGG)
Documents (PDF, DOCX, XLSX)
Video (MP4, MOV, AVI)
How to Convert WMV to MP4?
AhaConvert allows you to convert WMV videos to MP4 format with 3 easy steps. No need to install any software. It runs in your browser on Windows, macOS, Android, and iPhone. Just use the following instructions to begin your conversion immediately.

Upload WMV Video
Upload your WMV video file from a local device.

Select MP4 Format
Select MP4 as the target video format.

Download MP4 File
Download and save the MP4 video file once the conversion is complete.
Supported Video Converters
MP4 converters

Apart from WMV, AhaConvert can also convert any other video/audio format to MP4. Check out the specific MP4 converters listed below.

MOV to MP4

MKV to MP4

WebM to MP4

GIF to MP4

AVI to MP4

Video to MP4

MPG to MP4

TS to MP4

VOB to MP4

FLV to MP4

M4V to MP4

3GP to MP4

OGG to MP4

MXF to MP4

M2TS to MP4

DVR to MP4

3G2 to MP4

DV to MP4

WTV to MP4

MTS to MP4

RM to MP4

RMVB to MP4

SWF to MP4

MOD to MP4
WMV converters

Besides MP4, AhaConvert can also convert WMV to other video formats. Check out the WMV to video converters listed below.

WMV to MP3

WMV to GIF

WMV to MOV

WMV to AVI

WMV to Video

WMV to WAV

WMV to MPG

WMV to MKV

WMV to WebM

WMV to CAF

WMV to WMA

WMV to 3GP

WMV to FLV

WMV to M4V

WMV to OGG

WMV to VOB

WMV to Audio

WMV to M4A

WMV to SWF

WMV to M2TS

WMV to TS

WMV to 3G2

WMV to MTS

WMV to MP2

WMV to AAC

WMV to FLAC

WMV to AIFF

WMV to AMR

WMV to RM

WMV to RMVB

WMV to MOD

WMV to DVR

WMV to DV

WMV to MXF

WMV to WTV

WMV to M4R

WMV to Opus

WMV to ALAC

WMV to AIF

WMV to M4B

WMV to OGA

WMV to 3GA

WMV to AIFC
Frequently Asked Questions
Why should I convert WMV to MP4
WMV is Windows-specific and often struggles on Mac, iPhone, Android, and many browsers without extra codecs. Converting WMV to MP4 guarantees that the video will play nearly everywhere, upload smoothly to social platforms, and import cleanly into common editors. With modern compression, MP4 files are generally smaller for the same resolution and frame rate.
What is the difference between WMV and MP4 formats
WMV is a Microsoft format that generally lives inside an ASF container and uses proprietary WMV video with WMA audio. It works best in Windows Media Player, with limited support elsewhere.
In contrast, MP4 is a more universal container carrying H.264 or H.265 video with AAC audio. It includes subtitles and streaming features and can be recognized by almost all devices, browsers, TVs, and editing apps.
Is your WMV to MP4 converter free to use
Yes, our WMV to MP4 converter is completely free. There is no need to download software or register. Just follow the steps we outline above. No hidden fees for standard conversions.
Why does my converted MP4 look slightly brighter or darker than original WMV
Minor brightness or shifts take place because WMV and MP4 may use different color ranges and color spaces. WMV inputs are sometimes handled as full-range RGB, while H.264 MP4 is typically limited-range YUV. Players also perform color management on their own. Our WMV to MP4 converter attempts to preserve the signal as much as possible, but if you do notice a change, you can:
- Check playback in another player to rule out player processing
- Export again with the same color range and gamma
- Make a minor level adjustment in your editor before exporting
Can I convert WMV videos recorded with variable frame rate (VFR)
Yes. VFR screen shots and webcam recordings in WMV are supported. We normalize to a constant frame rate on conversion so that audio is kept in sync and playback is smooth. Your chosen frame rate is kept unless you set it to target a specific output, such as 30 fps or 60 fps.
Does converting WMV to MP4 change the file size
Normally yes. MP4 with H.264 or H.265 is more efficient than WMV. You can expect a noticeable decrease in file size while maintaining the same resolution and comparable visual quality.
Will MP4 work better for editing than WMV
Yes, for most modern workflows. Editors like Premiere Pro, Final Cut Pro, DaVinci Resolve, Capcut, and iMovie are optimized for MP4 with H.264 or H.265. WMV imports poorly on non-Windows systems and may lack hardware acceleration. The MP4 conversion improves timeline scrubbing, preview smoothness, and export reliability.
Are my files safe when I upload them to this WMV to MP4 converter
Absolutely. All the video files, whether uploaded or downloaded, are kept safe during processing. We use 256-bit SSL encryption, store files in a secure cloud environment, and automatically delete them within 24 hours.
Explore More File Converters
File convert tools
Unable to find the format you need? AhaConvert also provides these free online file converters:
Security and Privacy
At AhaConvert, your files are protected with enterprise-grade security. We use 256-bit SSL encryption during transfer, store your data in a secure cloud environment, and guarantee automatic deletion within 24 hours. We fully respect your privacy – we will not view or share your files under any circumstances. Make sure your files are protected at every step, from upload to conversion.

SSL encrypted transmission

Automatically deleted within 24 hours

Privacy protection

Secure cloud storage



