Convert JPG to PNG Online — Free & Lossless
Transform JPEG images to PNG format with transparent background support.
Upload your file
Drag & drop your .jpg file here, or browse
Multiple files supported
Maximum file size: 500 MB · Multiple files supported
100% private — files are processed in your browser, never uploaded
JPG to PNG in 4 Easy Steps
Convert JPG to PNG in seconds — no sign-up, no upload, no catch.
- 1
Upload JPG
Drop your JPEG file onto the converter or click to browse.
- 2
Auto-select PNG
PNG is automatically selected as the output format.
- 3
Convert instantly
Your image is converted locally in milliseconds.
- 4
Download PNG
Get your high-quality PNG file with one click.
Why convert JPG to PNG?
- Prepare images for web with transparent backgrounds
- Maintain image quality for graphic design projects
- Convert photos for printing workflows
Related Images Conversion Tools
Need to convert other formats? Try these popular free online tools.
Why Convert JPG to PNG with Mr. Converter?
Discover why millions of users trust Mr. Converter for fast, secure, and accurate JPG to PNG file conversions directly inside their browser.
100% Private & Secure
- ✓Zero File Uploads: Conversions execute locally on your machine using browser WebAssembly.
- ✓No Cloud Storage: Your confidential data never touches remote servers or third-party databases.
- ✓GDPR & Privacy Compliant: Complete end-to-end privacy for sensitive documents and media.
Lightning Fast & Unlimited
- ✓Instant Processing: Skip queue wait times and server upload delays.
- ✓No File Size Limits: Convert large JPG files without artificial size restrictions or paywalls.
- ✓No Email Required: Instant direct downloads without registration or credit cards.
Format Comparison: JPG vs PNG
| Feature / Property | JPG Format | PNG Format |
|---|---|---|
| Primary Category | Source Document / Media | Target Converted File |
| Browser Compatibility | Standard Compatible | 100% Universal Support |
| File Compression | Uncompressed / Original Struct | Optimized & Portable |
| Privacy & Encryption | Preserved during conversion | Encrypted output supported |
| Typical Use Case | Editing & Content Creation | Sharing, Archiving & Publishing |
Frequently Asked Questions
PNG uses lossless compression so the image quality matches the original. Note: JPG already-compressed data will not be magically enhanced.
If your JPG has white/transparent areas, the resulting PNG preserves that. For true transparency from a JPEG, use a background remover tool first.
Files up to 500 MB are supported. Most images are under 10 MB.