JPG to PNG Converter Online
Convert JPG images to PNG format online, for free. No upload to any server. No signup. Adjust quality and download in one click.
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JPG, PNG, WebP, BMP · Multiple files supported
How to Convert JPG to PNG?
Three steps. Done in seconds.
Upload your JPG file
Click 'Choose Files' or drag and drop your JPG image. Multiple files are supported for batch conversion.
PNG is pre-selected
The converter is already set to output PNG. Adjust the quality slider to balance file size and fidelity.
Convert and download
Click Convert, then Download. Your PNG file is processed in your browser and saved instantly to your device.
Why Convert JPG to PNG?
PNG uses lossless compression — every pixel is preserved exactly. Convert JPG to PNG when you need to edit the image further without quality loss, or when the destination requires a format with transparency support.
About JPG
JPG (JPEG) is the most common photo format. It uses lossy compression to keep file sizes small, making it ideal for photographs and social media. It does not support transparency.
About PNG
PNG (Portable Network Graphics) uses lossless compression — no pixel data is lost. It supports full alpha transparency, making it the go-to format for logos, UI assets, icons, and any image that needs a transparent background.
Easy to Use
Upload your JPG file, click Convert, download the PNG. No settings to configure, no account required.
Best Quality
Conversion runs on your device using the browser Canvas API. Adjust the quality slider for the exact file size you need.
Free & Secure
Your JPG images never leave your device. Everything processes in your browser tab — nothing stored, nothing shared.
Other JPG Conversions
Convert JPG to other formats using the same free tool.
Convert Other Formats to PNG
Convert any image format to PNG — all in the same free browser tool.
All Image Format Conversions
Every format pair — convert any combination of JPG, PNG, WebP, and BMP for free.
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Frequently Asked Questions
Common questions about converting JPG to PNG online.
Is this JPG to PNG converter free?
Yes. Completely free — no signup, no account, no limits. Convert as many files as you need.
Are my JPG images uploaded to a server?
No. All conversion runs in your browser using the HTML5 Canvas API. Your images never leave your device.
Why convert JPG to PNG?
PNG uses lossless compression — every pixel is preserved exactly. Convert JPG to PNG when you need to edit the image further without quality loss, or when the destination requires a format with transparency support.
Can I convert multiple files at once?
Yes. Upload multiple files at once and convert them all in one click. Each file downloads individually.
Does converting JPG to PNG reduce quality?
No. PNG uses lossless compression — every pixel is preserved exactly. There is no quality loss when converting to PNG.
Your Images Stay on Your Device
ToolsNest image tools are 100% client-side. Conversion uses the browser's native Canvas API — no file is ever sent to a server. Safe for confidential, medical, or business images.