Free JPG to PNG Converter | Lab51i

Free JPG to PNG Converter

Easily convert JPG images to PNG format with professional quality. Preview conversions and download with ease.

Drag & drop your JPG images here or click to browse

Supports JPG • Max 50MB per image

How to Use JPG to PNG Converter by Lab51i

This JPG to PNG Converter is a fast, free web tool that instantly transforms your JPG images into high-quality PNG files — all in your browser. Perfect for designers, developers, and anyone who needs transparent backgrounds, crisp edges, or lossless quality.

No software. No sign-up. Just drag, convert, and download.

Step 1: Upload Your JPG Images

Start in seconds:

  1. Drag & drop your JPG files into the upload area, or
  2. Click “Select Images” to choose from your device.

You can upload multiple JPGs at once.

Only JPG/JPEG files are accepted Max size per image: 50 MB Tip: Hold Ctrl (or Cmd) to select many files

Step 2: Watch the Magic Happen

After uploading:

  • Each image appears in a preview card.
  • Status changes from “Queued”“Converting…”“Completed”.
  • A live progress bar shows how many are done.

No buttons to press — conversion starts automatically!

The tool preserves every pixel. PNGs keep full color depth and support transparency.

Step 3: See the Difference Side-by-Side

Each card shows:

Original (JPG)Converted (PNG)
Your uploaded photoSame image, now in PNG
Original file sizeNew PNG file size
PreviewPreview

Hover to zoom. Compare quality instantly.

PNG files are often larger than JPG — that’s normal! You’re gaining transparency support and no compression artifacts.

Step 4: Download Your PNG Files

Two simple ways to get your converted images:

Option A: Download One Image

  • Click the blue download icon under any finished PNG.
  • Saves as: yourphoto.png

Option B: Download All as ZIP

  • Wait for at least one conversion to finish.
  • Click “Download All as ZIP”.
  • Get one file: Lab51i_converted_images.zip
  • Inside: Lab51i_001.png, Lab51i_002.png, etc.

Great for batch processing!

Why Convert JPG to PNG?

Use CaseWhy PNG Wins
Logos & iconsKeeps sharp edges, supports transparency
ScreenshotsNo blurry text or color banding
Web graphicsBetter for overlays, animations, editing
PrintingHigher fidelity for detailed images

Pro Tips

  • Want transparency? Draw a white background in your editor before converting — PNG will keep it clean.
  • File too big? PNGs are naturally larger. Use a compressor afterward if needed.
  • Batch convert 100+ images? Do them in groups of 20 for smoother performance.

Common Questions

Why is my PNG bigger than the JPG? PNGs are lossless — they don’t throw away data like JPG does. This ensures perfect quality and transparency.

Can I convert back to JPG later? Yes! Just upload the PNG to a JPG converter.

Is it safe? 100% private. All processing happens in your browser. No files are uploaded or stored.

You’re All Set!

You’ve just:

  • Converted JPGs to PNGs with zero quality loss
  • Previewed results instantly
  • Downloaded ready-to-use transparent images

Free JPG to PNG Converter by Lab51i From compressed to crystal-clear — in one click.

Drop your first JPG now and see the difference!

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