1. Add images
Choose files, drag them into the box or paste an image. Review the detected format and dimensions.
无需上传即可批量转换图片。选择格式和质量,逐个下载或打包为ZIP。
You can also paste images
JPG, PNG, WebP, AVIF, GIF, BMP or SVG · Up to 40 images · 30 MB eachChoose files, drag them into the box or paste an image. Review the detected format and dimensions.
Select JPG, PNG, WebP, AVIF or BMP. Set quality, optional maximum dimensions and a background for transparent pixels.
Convert the whole batch, check each result and download files separately or together in one ZIP.
No. Conversion happens in your browser on this device. Your selected images are not sent to Toolinet for processing.
Use JPG for photos and broad compatibility, PNG for lossless transparency, WebP for websites, AVIF for very small modern web images, and BMP only when older software requires it.
No. The converter exports the first visible frame as a still image.
直接在浏览器中快速、私密地转换图片。 Toolinet 图片格式转换器可处理单个文件或批量文件,无需把图片上传到服务器。
可打开 JPG、PNG、WebP、AVIF、GIF、BMP 或 SVG,并导出为 JPG、PNG、WebP、AVIF 或 BMP。浏览器会自动检查可用的输出格式。
一次最多添加 40 张图片,统一转换后可逐个下载,也可把全部成功结果打包为一个 ZIP。还可添加文件名前缀和后缀,便于整理。
所有处理都在您的设备上完成。所选图片不会发送到 Toolinet,原始文件也不会被修改。
照片通常选择 JPG;清晰图形和透明背景选择 PNG;现代网站选择 WebP;追求更小体积可选择 AVIF。动态 GIF 和 WebP 会输出为单帧静态图片。