How do I convert JPG to AVIF?

Upload your JPG file above. It is converted to AVIF automatically (change the output format or quality in the Settings tab if you need to), then click Download. There is nothing to install.

Does converting JPG to AVIF lose quality?

AVIF is lossy by default, so some fine detail is discarded to make the file smaller. Raise the quality or switch on lossless in Settings for a closer copy.

JPG or AVIF: which should I use?

Use JPG for photos you share, email, print or upload. Use AVIF for the smallest high-quality images for websites and apps. Keep in mind the main drawback of AVIF: it is slow to create and many editing apps and older devices can’t open it.

JPG is the standard format for photos. It shrinks files by discarding detail the eye barely notices, which suits photographs but blurs text and sharp edges.

Is the JPG to AVIF converter free?

Yes. Convert, preview and download a single result without creating an account. Premium adds batch conversion (many files into one ZIP) and larger uploads.

Convert JPG to AVIF — Smallest High-Quality Images

Convert JPG to AVIF online for very small, high-quality web images. No software to install. Preview one free or batch-convert with Premium.

Drop your JPG file or click to browse

Why convert JPG to AVIF?

AVIF files are usually smaller than JPG for the same picture, so pages load faster and uploads finish sooner.
AVIF is made for the smallest high-quality images for websites and apps.

What to expect when converting JPG to AVIF

AVIF uses lossy compression by default; raise the quality or switch on lossless in Settings for a closer copy.
Your original JPG file isn’t changed: you download a new AVIF copy.

JPG vs AVIF

功能	JPG	AVIF
全名	JPEG (Joint Photographic Experts Group)	AV1 Image File Format
Origin	Standardised in 1992	Released by the Alliance for Open Media in 2019
压缩	Lossy, adjustable quality	Lossy or lossless
Transparency	否	Yes — smooth, partial transparency
动画	否	是
颜色	16.7 million colours (8 bits per channel)	8, 10 or 12 bits per channel, including HDR
Where it opens	All browsers, phones, computers and photo apps	Current Chrome, Edge, Firefox and Safari 16+; fewer editing apps
最适合	photos you share, email, print or upload	the smallest high-quality images for websites and apps
Main drawback	no transparency, and every re-save loses a little more detail	it is slow to create and many editing apps and older devices can’t open it

In short: choose JPG for photos you share, email, print or upload; choose AVIF for the smallest high-quality images for websites and apps.

Frequently asked questions

How do I convert JPG to AVIF?: Upload your JPG file above. It is converted to AVIF automatically (change the output format or quality in the Settings tab if you need to), then click Download. There is nothing to install.
Does converting JPG to AVIF lose quality?: AVIF is lossy by default, so some fine detail is discarded to make the file smaller. Raise the quality or switch on lossless in Settings for a closer copy.
JPG or AVIF: which should I use?: Use JPG for photos you share, email, print or upload. Use AVIF for the smallest high-quality images for websites and apps. Keep in mind the main drawback of AVIF: it is slow to create and many editing apps and older devices can’t open it.
What is a JPG file?: JPG is the standard format for photos. It shrinks files by discarding detail the eye barely notices, which suits photographs but blurs text and sharp edges.
Is the JPG to AVIF converter free?: Yes. Convert, preview and download a single result without creating an account. Premium adds batch conversion (many files into one ZIP) and larger uploads.

使用 JPG to AVIF 可以做什么

在开始之前查看主要功能。

Convert JPG files to AVIF online
Choose AVIF quality or switch to lossless
Switch to any other output format in Settings
Batch-convert many JPG files into one ZIP
Preview the result before you download

使用这个工具

设置参考

JPG to AVIF 的可用控件。

设置

输出格式下拉框: Chooses the file type you download. The page opens on its own output format; switch to any other format before converting.选项: JPGPNGWebPAVIFGIFTIFFBMPICOPDF
质量滑块范围: 20–100 · 默认: 90: For JPG, WebP, AVIF and image-to-PDF output: higher keeps more detail but makes a bigger file; 60–80 suits most photos. Documents (Publisher, XPS, EPS…) become PDFs with every page and sharp text, with no quality setting.
无损模式开／关: For WebP and AVIF output: keeps every pixel exactly (best for logos, graphics and transparency) at the cost of a larger file.
背景填充取色器: For JPG, BMP and image-to-PDF output, which can’t store transparency: the colour that fills transparent areas (white by default).