🎬 WMV to MP4
Convert WMV to MP4 — Free & Private
Transform Windows Media Video WMV files to the universally compatible MP4 format. WMV is a Windows-only format — MP4 plays on every platform.
✓ Free forever✓ No upload✓ No signup✓ Instant
Ready to convert your WMV to MP4?
100% in your browser · FFmpeg-powered · Instant download
How to Convert WMV to MP4
1
Open the Converter
Click "Convert Now" — opens on the Video tab with WMV → MP4 pre-selected.
2
Upload Your WMV
Drag & drop your video file or click Browse. Up to 500 MB supported.
3
Convert Instantly
FFmpeg runs entirely in your browser — no server upload needed.
4
Download MP4
Your converted file downloads automatically, ready to use.
Why Convert WMV to MP4?
- 🎬 WMV only plays well on Windows — MP4 works on Mac, iPhone, Android, and everywhere
- 💾 Cross-platform sharing — send MP4 videos to anyone regardless of their operating system
- 📦 Batch support — convert multiple files at once with Batch Convert mode
- 🔐 100% private — files stay on your device, never uploaded to any server
- 🆓 Free forever — no watermarks, no limits, no credit card
- ⚡ Instant — FFmpeg WebAssembly runs directly in your browser
Features
100% Private
Files never leave your browser. Zero server uploads.
FFmpeg-Powered
Industry-standard FFmpeg runs as WebAssembly in your browser.
Free
No account, no fee, no watermarks. Ever.
Batch Convert
Convert multiple WMV files to MP4 in one go.
High Quality
Output quality matches the original source video.
Mobile-Friendly
Works on any device — phone, tablet, desktop.
Frequently Asked Questions
Yes, completely free with no limits or watermarks. Convertlo runs entirely in your browser.
No. All conversion happens locally in your browser using FFmpeg compiled to WebAssembly. Your files never leave your device.
Yes. The conversion preserves video quality at a high bitrate setting. Output quality depends on the original file quality.
WMV only plays well on Windows — MP4 works on Mac, iPhone, Android, and everywhere
Yes — enable Batch Convert mode to process multiple WMV files at once, each producing its own MP4 output.