Use our free online converter to convert JPG to PNG. Fast, secure, and free — no registration required.
Use ConvertPort to convert JPG to PNG online with our free online converter. Upload your files below and download the converted results in seconds.
ConvertPort makes it easy to convert JPG images to PNG format. Simply upload your JPG file, and we'll convert it to PNG instantly — no software installation or account needed.
Upload
Upload your JPG image by dragging it into the box or clicking to browse.
Convert
Convert — the output format is already set to PNG, so just click the convert button.
Download
Download your converted PNG file instantly.
JPEG (JPG) is the most widely used image format for photographs and web images. It uses lossy compression to produce small file sizes while maintaining acceptable visual quality, making it ideal for photos shared online, via email, or on social media.
PNG (Portable Network Graphics) uses lossless compression and supports transparency with an alpha channel. It is the preferred format for logos, icons, screenshots, and graphics where sharp edges and transparent backgrounds are essential.
JPEG (commonly saved with the .jpg extension) is a lossy raster image format designed for photographs and continuous-tone images. It compresses images by discarding visual data that the human eye is less likely to notice, producing small file sizes at the cost of some irreversible quality loss on each save.
JPEG was standardized in 1992 by the Joint Photographic Experts Group, building on research from the 1980s. It became the dominant format for digital photography and web images throughout the 1990s and remains the most widely used photo format today.
PNG is a lossless raster image format that preserves every pixel exactly as encoded. It supports up to 16 bits per channel, an alpha transparency channel, and is ideal for graphics, screenshots, and images where sharp edges and transparent backgrounds matter.
PNG was created in 1996 as a patent-free replacement for GIF, developed by an Internet Engineering Task Force working group. It was designed to support lossless compression, full-color images, and an alpha channel for transparency.
JPG uses lossy compression and does not support transparency, making it better for photographs but worse for logos and graphics with sharp edges. PNG uses lossless compression and supports alpha transparency, but produces larger files for photos.
Converting JPG to PNG is useful when you need to optimize images for a specific platform or use case. Whether you are preparing photos for a website, reducing file sizes for faster loading, or switching to a format with different features like transparency or better compression, ConvertPort handles the conversion instantly while preserving as much quality as possible.
Follow these guidelines to get the best results when converting JPG images to PNG:
ConvertPort offers free, instant JPG to PNG conversion directly in your browser. There is no software to install and no account to create. Files are processed securely and are not stored on our servers after conversion. ConvertPort works on any device — desktop, tablet, or smartphone — and supports batch conversion of up to five images at once.
ConvertPort is designed with privacy first. When you upload images for conversion, your files are handled securely and are never stored permanently on our servers.
Uploaded source images and converted output files are automatically removed from our systems within 48 hours of upload. Job metadata is purged on the same schedule via database TTL. We do not maintain an archive of your files.
No. Your uploaded images and converted files are automatically deleted within 48 hours. We do not keep copies, backups, or archives of your files.
No. Files are stored in private cloud storage with no public access. Only you can download your converted files using the unique, time-limited download link provided after conversion.
Yes. All communication with ConvertPort uses HTTPS with TLS encryption. Your images are encrypted in transit and never sent over an unencrypted connection.
Yes, converting JPG to PNG with ConvertPort is free. There are no hidden fees, watermarks, or required accounts. You can convert up to five images per batch, with files up to 10 MB each.
Quality depends on the formats involved. Converting from a lossless format like PNG to a lossy format like JPG may reduce quality slightly. ConvertPort uses high-quality conversion settings to minimize any visible loss. For the best results, start with the highest quality source image available.
Most JPG to PNG conversions complete within a few seconds. Larger files up to the 10 MB limit may take slightly longer. You can convert up to five images in a single batch.
ConvertPort accepts JPG files up to 10 MB each. You can upload up to five images at once for batch conversion to PNG.
No. ConvertPort runs entirely in your web browser. Upload your JPG file, convert to PNG, and download — no downloads, plugins, or accounts required.
Yes. Your uploaded JPG files are stored in private cloud storage, processed securely, and automatically deleted within 48 hours. Download links expire after 24 hours. We never share or permanently store your images.