PNG to JPG Converter with Background Color
Convert PNG images to JPG in your browser. Add a white, black, or custom background for transparent PNGs, optionally resize the JPG to a target KB size, and download a form-ready file.
JPG output options
How to Convert PNG to JPG
Upload PNG
Choose a PNG image from your device.
Pick background
Use white, black, or a custom color for transparent PNG areas.
Set size
Optionally set width, height, and a target KB size for upload limits.
Download JPG
Compare the result and download the final JPG file.
Why this PNG to JPG tool is different
Background color control
Flatten transparent PNG areas onto white, black, or a custom color before exporting to JPG.
Resize JPG to KB
Target common limits like 50KB, 100KB, 200KB, or 500KB when a form rejects large files.
Form-friendly JPG output
Create a standard JPG file for online forms, document systems, job portals, and websites.
Private browser processing
The image is converted locally with browser APIs. No server upload is needed.
Convert PNG to JPG for Smaller Uploads
PNG is useful for graphics, transparency, and crisp edges, but PNG files can be much larger than JPG. This converter creates a standard JPG file that is often smaller and easier to upload to online forms, job portals, document systems, and websites.
Add a Background to Transparent PNGs
JPG does not support transparent pixels. If your PNG has transparency, choose a white, black, or custom background color before conversion. White is usually best for forms and documents, while custom colors help logos and graphics match a specific page or design.
Resize JPG to a Target KB Size
If a portal asks for a strict file size, turn on target KB resizing before conversion. The tool can compress and resize the JPG output toward common limits such as 50KB, 100KB, 200KB, or 500KB.
Need the opposite workflow? Use the JPG to PNG converter. If your source file is from an iPhone, use the HEIC to JPG converter first.
Trust and testing
Built for Private Browser-Based Conversion
Photo Resizer in KB is built by Mozammel Hoshen Chowdhury. We test this converter with PNG screenshots, logos, transparent graphics, and form images, then check background flattening, JPG output dimensions, downloaded file size, and browser-only processing before publishing updates.
You can read how tool pages are reviewed in our editorial policy.
Frequently Asked Questions
Can I convert PNG to JPG for free?
Yes. Upload a PNG image, choose the background color, and download the converted JPG. The conversion runs in your browser.
What happens to transparent PNG backgrounds?
JPG does not support transparency, so the tool lets you add a white, black, or custom background before exporting the JPG.
Can I resize the JPG to a target KB size?
Yes. Turn on Resize JPG to a target KB size, choose a limit such as 100KB or 200KB, and download the optimized JPG.
Is my PNG uploaded to a server?
No. PNG decoding, background flattening, JPG conversion, and resizing happen in your browser. Your image stays on your device.
Why should I convert PNG to JPG?
JPG is usually smaller than PNG for photos and is accepted by many forms, job portals, document systems, and websites that reject large PNG files.