PNG to AVIF
Efficiently convert PNG images to AVIF format directly in your browser.
Fast. Local. Effortless.
Manage your sensitive files with zero uploads. Everything happens directly in your browser.
Select PNGs
Upload the PNG images you want to convert to AVIF format.
Fast Processing
Wait a split second as we transform your files without any quality loss.
Save as AVIF
Download your converted AVIF images individually or together.
Specialized Workflows & Use Cases
Tailored browser-based workflows designed for specific industry needs and compliance standards.
Batch PNG to AVIF Converter Free Online
Move your raster graphics library to the superior AVIF codec at no cost, completely online.
Online PNG to AVIF for Lawyers
PNG to AVIF for Lawyers - private & secure online processing in your browser. Zero server uploads, no limits.
100 Percent Local PNG to AVIF for Lawyers
PNG to AVIF for Lawyers - private & secure 100 percent local processing in your browser. Zero server uploads, no limits.
Browser Based PNG to AVIF for Lawyers
PNG to AVIF for Lawyers - private & secure browser based processing in your browser. Zero server uploads, no limits.
No Server Upload PNG to AVIF for Lawyers
PNG to AVIF for Lawyers - private & secure no server upload processing in your browser. Zero server uploads, no limits.
Secure PNG to AVIF for Lawyers
PNG to AVIF for Lawyers - private & secure secure processing in your browser. Zero server uploads, no limits.
Online PNG to AVIF for Accountants
PNG to AVIF for Accountants - private & secure online processing in your browser. Zero server uploads, no limits.
100 Percent Local PNG to AVIF for Accountants
PNG to AVIF for Accountants - private & secure 100 percent local processing in your browser. Zero server uploads, no limits.
Next-Gen PNG to AVIF Conversion
Privacy-First Image Conversion
Frequently Asked Questions
Everything you need to know about our private, browser-based file tools.
Still have questions? Contact us or check our How it Works page.
What Is PNG to AVIF Conversion?
PNG to AVIF conversion upgrades legacy graphics into the AV1 Image File Format (AVIF), the state-of-the-art royalty-free image standard developed by the Alliance for Open Media (AOMedia)—backed by Google, Apple, Mozilla, and Microsoft. AVIF delivers up to 50% smaller file sizes than PNG and 20%–30% better compression than WebP while retaining breathtaking visual clarity.
The Next-Gen Technology Behind AVIF
10-Bit and 12-Bit High Dynamic Range (HDR)
Standard PNG operates in 8-bit color space (256 tonal steps per channel). AVIF natively supports 10-bit and 12-bit color depth (1,024 to 4,096 gradations per channel), wide color gamuts (ITU-R BT.2020 / DCI-P3), and high dynamic range. This eliminates visible color banding across subtle shadows, skies, and luminous neon UI elements.
Directional Intra-Prediction & Chroma Smoothing
Derived from the AV1 video codec, AVIF analyzes image blocks using 56 directional spatial modes to predict gradients and pixel trajectories. It separates luminance and chrominance with surgical precision, dramatically shrinking page payloads for mobile websites and demanding web applications.
Format Comparison: PNG vs. AVIF
| Characteristic | PNG | AVIF |
|---|---|---|
| Compression Technology | 1996 DEFLATE (gzip) | Next-Gen AV1 Intra-frame Coding |
| Relative Weight | Heavy (100% Baseline) | Ultra-light (40%–60% Size Reduction) |
| Color Depth Range | 8-bit sRGB | 8-bit, 10-bit, 12-bit Wide Gamut (HDR) |
| Alpha Channel Transparency | Full 8-bit Alpha | Full Alpha (Lossless & Perceptual) |