JPG To PNG Converter
Convert your JPG images to PNG format with transparency support.
Drag & Drop JPG files here
or
Import a JPG image directly from a public URL, Google Drive, or Dropbox.
Max file size: 100MB
ℹ️ PNG files support transparency and lossless compression.
Your images are processed securely. No files are uploaded or stored on our servers.
2M+
Images Converted
50+
Format Combinations
99.9%
Uptime
0
Data Stored
Lightning Fast
Convert images in seconds with our optimized engine
Privacy First
All processing happens in your browser. We never store your images.
Batch Processing
Convert up to 10 images at once with a single click
Pro Quality
Maintain image quality with advanced compression algorithms
How It Works
Convert your JPG/JPEG images in four simple steps. No sign-up required, no software to install.
Upload Your Images
Drag and drop your images or click to browse. Support for JPG, JPEG, PJP, JFIF, JPE, PJPEG and more.
Choose Settings
Select your JPG/JPEG format, adjust quality, and optionally resize your images with your desired presets.
Convert Instantly
Click convert and watch the magic happen. All processing is done locally in your browser. 100% Secured.
Download Results
Download your converted images individually or all at once in ZIP. No watermarks, no limits.
Convert JPG to PNG Online - Free & Secure
Easily convert one or many JPG (.JPEG) photos to PNG images - right in your browser. Our tool converts files locally (no server upload), preserves original dimensions, and delivers a single .ZIP for quick download. Perfect for designers, developers, and anyone who needs lossless PNGs.
JPG vs PNG - Quick Comparison
| Feature | JPG | PNG |
|---|---|---|
| Compression | Lossy | Lossless |
| Transparency | No | Yes (alpha) |
| File Size | Smaller | Larger |
| Best For | Photos, web images | Graphics, logos, UI |
| Pixel Quality | Degrades on re-save | Preserved |
| Animation | No | APNG (limited) |
Key benefits / Why convert JPG to PNG
Lossless Format
PNG stores images without lossy compression. Great for graphics, screenshots, logos, and images that need pixel-perfect clarity.
Transparency Support
PNG supports alpha transparency. Converting a JPG won't add transparency, but the PNG format enables it for future editing.
Better for Editing
PNG is preferred when you plan to re-edit, overlay, or composite images. No quality loss on each save.
Web & Development
Use PNGs for icons, UI elements, and images where sharp lines and crisp text matter most.
Features of this tool
- Convert single or multiple JPG files at once
- Client-side conversion - files never leave your computer
- Converted PNG pictures can be downloaded independently
- Batch ZIP download: all converted PNGs packaged into one
.zip - Automatic filename sanitisation for cross-platform compatibility
- Works on all modern browsers - Chrome, Edge, Firefox, Safari
- Mobile-friendly - converts on phones & tablets (subject to browser memory)
- Clear all pictures from browser functionality with re-conversion of the JPG pictures
How to use (step-by-step)
-
Select your images
Click Select JPG images (or drag & drop) and choose your
.jpg/.jpegfiles. - Automatic conversion The converter runs locally in your browser and converts each image to PNG instantly.
-
Download your files
Download a single ZIP named
unitconvertertool_converted_jpgtopng.zipcontaining all your PNGs. - Extract and use Extract and use the images. Windows might show a one-time warning for ZIPs downloaded from the web - see FAQ.
Technical notes (what to expect)
JPG images don't contain transparency data. Converting to PNG won't magically add a transparent background - but the PNG format is ready for transparency if you edit it later in a tool like Photoshop or Figma.
PNG files are typically larger than JPGs because PNG uses lossless compression. A 500KB JPG might become 1-3MB as a PNG. This is normal and expected - you're trading file size for quality preservation.
Some EXIF metadata (camera info, GPS data, orientation) from the original JPG may not transfer to the PNG. If you need metadata preserved, use a dedicated metadata tool after conversion.
Very large images (upto 100 MB) or batches of many files may hit browser memory limits. If conversion stalls, try fewer files at a time or use a device with more RAM. There's no server-side limit since everything runs locally.
Use cases / Examples
Convert product photos for catalog images that need crisp edges and no compression artifacts.
Turn screenshots saved as JPG into PNG to avoid compression artifacts in text and UI elements.
Convert images to PNG before creating transparent composites, icons, or overlays.
Use for graphic design workflows where repeated edits are expected without quality loss.
FAQs - JPG To PNG Converter
Will my PNG be larger than the original JPG?
Usually yes for photographs — PNG is lossless, so file sizes are often bigger than JPGs. For simple graphics with large flat colors, PNG can be smaller.
Will converting JPG to PNG improve image quality?
No — conversion to PNG won’t recover detail lost from the original JPG compression. PNG prevents further quality loss in future edits, though.
Can converting to PNG add transparency?
Not automatically. JPG files don’t contain alpha channels. To make parts transparent you must edit the PNG in a tool that supports alpha removal or background erasing.
Does this tool upload my images to your server?
No. Conversion happens in your browser (client-side). Your images are not uploaded or stored on our servers.
Why does Windows sometimes warn me after extracting the ZIP?
Windows SmartScreen may flag files downloaded from the internet. To reduce warnings ensure site uses HTTPS and filenames are sanitized; server-side generation also reduces flags. We sanitize names, but one-time Windows messages can still appear.
Are there limits on file size or number of files?
Limits depend on browser memory and device. Very large images (e.g., >20–50 MB each) or many high-res files may cause slowdowns. We suggest batch sizes that fit your device memory.
Can I convert GIFs/animated images with this tool?
This particular JPG→PNG converter handles static JPGs. Animated GIFs require specialized handling (extract frames) and will be offered on our GIF tools.
Is the ZIP safe? Why did my browser mark it ‘unsafe’?
The ZIP itself is safe; browsers and OS sometimes mark programmatically created files. Use HTTPS and sanitized filenames. Alternatively, instruct users to extract and mark files safe if prompted.
Is the conversion lossless?
PNG output is lossless relative to the canvas export — but any data already lost in the original JPG cannot be recovered.
Does the tool preserve transparency if the JPG originally had alpha?
JPG does not support alpha; if you have images with transparency, they’re usually PNG/WebP already. Converting JPG → PNG won’t add alpha.
Why are my colors slightly different after conversion?
Color shifts can be caused by loss of ICC profiles or browser color management. For color-critical work, use an offline tool that preserves profiles.