convt

Convert WEBP to AVIF Online Free

Convert WEBP to AVIF instantly in your browser. No uploads needed - your files stay private on your device.

drag & drop files here

or click to browse

images, videos, audio, documents - all processed locally

Why convert WEBP to AVIF?

  • ✓AVIF offers superior compression, resulting in smaller file sizes while maintaining visual quality
  • ✓Faster website loading times improve user experience and SEO rankings
  • ✓AVIF is supported by all modern browsers and is ideal for web optimization
  • ✓Reduce bandwidth costs and storage requirements for your images

How to convert WEBP to AVIF

1

Upload your file

Drag and drop your WEBP file onto the converter, or click to browse your files.

2

Select AVIF as output

Choose AVIF from the format dropdown. The converter will automatically detect your file type.

3

Convert instantly

Your file is processed entirely in your browser using WebAssembly. No upload needed.

4

Download your file

Click the download button to save your converted AVIF file.

About WEBP format

WebP is a modern image format developed by Google that provides superior compression for web images. It supports both lossy and lossless compression, transparency, and animation - combining the best features of JPEG, PNG, and GIF in one format. WebP typically achieves 25-35% smaller file sizes than equivalent JPEG or PNG images.

Pros

  • +Smaller files than JPEG and PNG
  • +Supports transparency and animation
  • +Both lossy and lossless compression options

Cons

  • -Not supported in older browsers
  • -Limited support in some image editors
  • -May require fallback images for compatibility

About AVIF format

AVIF is the newest image format derived from the AV1 video codec, offering exceptional compression efficiency. It can achieve 50% smaller file sizes than JPEG while maintaining similar quality. AVIF supports HDR, wide color gamut, transparency, and animation, making it the most feature-rich modern image format available.

Pros

  • +Best-in-class compression efficiency
  • +HDR and wide color gamut support
  • +Transparency and animation support

Cons

  • -Limited browser support (improving rapidly)
  • -Slower encoding than other formats
  • -Newer format with less tooling support

Frequently asked questions

Is it safe to convert WEBP to AVIF online?↓
Yes, Convt processes your files entirely in your browser using WebAssembly. Your files never leave your device - no data is uploaded to any server. This makes it completely private and secure.
How long does WEBP to AVIF conversion take?↓
Conversion is typically instant for small to medium files. Larger files may take a few seconds depending on your device's processing power. Since everything runs locally, speed depends on your hardware rather than internet connection.
Is there a file size limit for conversion?↓
There's no artificial file size limit. However, very large files (over 500MB for video, 100MB for images) may strain your browser's memory. For best results, ensure you have enough available RAM.
Do I need to install any software?↓
No installation required. Convt runs entirely in your web browser. It works on any modern browser including Chrome, Firefox, Safari, and Edge on desktop and mobile devices.
Can I convert multiple files at once?↓
Yes, you can add multiple files to the converter and process them all. Each file will be converted individually and you can download them separately or together.
Will converting WEBP to AVIF reduce image quality?↓
AVIF uses lossy compression, which may slightly reduce quality in exchange for smaller file sizes. For most uses, this difference is imperceptible.

Related conversions

AVIF→WEBPreverseWEBP→PNGWEBP→JPGWEBP→JPEGPNG→AVIFJPG→AVIF