Convert FLV to AVI

Transform your legacy adobe flash video format into AVI format. Free, private, and browser-based.

How it works

  1. Upload FLV Files — Drag and drop your FLV files into the converter, or click to browse. Common sources: old website archives, legacy flash content.
  2. Convert to AVI — The converter processes your files to AVI format entirely in your browser. No files are uploaded to any server — your privacy is guaranteed.
  3. Download Results — Download your converted AVI files instantly. For multiple files, download individually or as a ZIP archive.

Why convert FLV to AVI

  • Convert to lossless AVI format to prevent further quality degradation during editing
  • Leverage AVI advantages: wide software compatibility
  • Overcome FLV limitations: flash is discontinued and no longer supported
  • Upload to websites and platforms that require or prefer AVI format

FAQ

Is FLV to AVI conversion free?
Yes, Fileza.io converts FLV to AVI completely free with no limits on file size or number of conversions. No hidden fees, no watermarks, and no account required.

Will I lose quality converting FLV to AVI?
Both FLV and AVI use lossy compression. Output quality is excellent at high quality settings (85%+) — most people cannot see any difference.

Is it safe to convert FLV to AVI online?
Absolutely. Unlike most online converters, Fileza.io processes your files entirely in your browser using WebAssembly. Your FLV files are never uploaded to any server — the conversion runs on your own device, keeping your files 100% private.

Can I convert multiple FLV files to AVI at once?
Yes, Fileza.io supports batch conversion. Drag and drop multiple FLV files at once and they will all be converted to AVI simultaneously. Download them individually or as a ZIP archive.

Does FLV to AVI conversion work on mobile?
Yes, the converter works on any device with a modern web browser — iPhones, iPads, Android phones, and tablets. No app installation required.

Will the converted AVI files be smaller or larger than FLV?
AVI files will be larger than the original FLV. This is because AVI uses lossy/lossless compression which prioritizes quality over file size.

How long does FLV to AVI conversion take?
Most conversions complete in seconds. The exact time depends on file size and your device performance. Since processing happens locally in your browser, faster devices convert more quickly. Video files may take longer due to re-encoding.