FLV to MP4 Converter - Free Desktop App
Convert FLV to MP4 offline. Batch convert thousands, flash to modern. Works on Mac, Windows, Linux.
Convert Your Videos
Rescue Flash videos
Your FLV Flash videos will be converted to MP4 for modern compatibility. Flash is deprecated - convert to MP4 to preserve your videos.
Note: Hardware acceleration makes video conversion 5-20x faster using your GPU.
Why Desktop Tools Beat Online Tools
| Feature | Online Tools | Diwadi Desktop |
|---|---|---|
| Upload Required | ❌ Required | 🎯 Never |
| File Size Limit | ❌ 50MB max | ♾️ Unlimited |
| Speed | ⏳ Slow (upload/download) | ⚡ Instant |
| Batch Processing | ❌ 1 file | ✅ 1000s |
| Privacy | ⚠️ Risky (cloud upload) | 🔒 100% Local |
| AI Features | ❌ No | 🤖 Yes |
| Offline | ❌ No | ✅ Yes |
| Cost | Free | Free ✅ |
How It Works
Download & Install
Takes just 30 seconds. No account, no credit card required.
Drag & Drop Your FLV files
Select one file or thousands. Batch processing supported.
Get MP4 files (Instant)
Processing happens locally on your computer. No upload wait.
Why Choose Diwadi Desktop?
Privacy First
Files never leave your computer. No cloud upload, no data collection, 100% local.
Lightning Fast
Process files 10x faster than online tools. No upload wait, no download wait.
No Limits
Convert unlimited files of any size. Batch process thousands in one click.
AI-Powered
Smart formatting detection, auto-cleanup, better accuracy.
Works Offline
No internet required. Perfect for flights, secure environments.
Free to Use
No trial limits, no watermarks, no credit card required.