How JPG to PNG conversion works
JPG (or JPEG) is the most common image format on phones, cameras and the web. It’s great for photos, but not ideal for crisp edges, screenshots, and workflows that prefer PNG. PNG is a lossless format that keeps sharp lines and supports transparency as a format feature. This converter exports your JPGs to standard PNG files locally in your browser, so they behave reliably in editors, slides and uploads.
When to use this tool
Use the JPG to PNG tool whenever you:
- Need sharper edges for screenshots, diagrams, UI captures, labels or product mockups.
- Want a lossless format for editing (so repeated saves don’t add more JPG artifacts).
- Prepare assets for tools or platforms that prefer PNG for import/export.
- Need a consistent format for a mixed folder of images (photos + screenshots + graphics).
If you need to go the other direction, use PNG to JPG Converter. If you want smaller files for modern web use, try JPG to WEBP Converter.
Step-by-step: from JPG to ready PNG
Converting your images follows a short, repeatable routine:
- Add your JPG images. Drag files into the drop area or click to choose them from your device.
- Adjust PNG compression. Higher values may take longer but can reduce file size (PNG stays lossless).
- Decide on metadata. Keep dates and orientation if you want files to behave like originals.
- Convert. Start the conversion and wait for each file to be processed locally.
- Save your PNGs. Download individually or use “Save all PNGs” when available.
Privacy, limits and how this tool treats your images
FileYoga is built around a simple rule: your files stay with you. This JPG to PNG converter follows that rule closely.
Local-only conversion
Images are processed in your browser. We do not upload, scan or store your files on FileYoga servers.
No hidden copies
When you clear the list or close the tab, the tool stops using your files and does not save copies on a server.
No artificial limits
No paywalls or quotas. The only limits come from your device’s memory and your browser.
No account required
Use the converter without signing up. Open the page, convert your images, and leave when you are done.
Practical limits to know about:
- No “quality recovery”: converting to PNG won’t restore detail already lost to JPG compression.
- No automatic background removal: JPG files don’t contain real transparency. PNG supports it, but you’d need an editor/background removal tool to create it.
- Device memory: huge images and big batches can hit browser RAM limits. If it slows down or fails, convert in smaller groups.
File size and compression for PNG
PNG is a lossless format, which means it preserves visible detail and sharp edges. The slider in this tool adjusts how aggressively the PNG is compressed: higher settings may take longer but can reduce file size. It does not “lower” image quality in the way JPG compression does.
A good default for mixed batches. Keeps processing steady while reducing PNG size for sharing and uploads.
Best for screenshots, UI, diagrams and graphics where clean edges matter. Often a solid balance of size and speed.
Use when you want the smallest PNG output and don’t mind a bit more processing time, especially for larger images.
What happens to photo information
Digital photos often carry extra information such as the date, time, device model and orientation. This tool lets you choose whether to:
- Keep basic metadata: helpful for sorting images by date or keeping them upright automatically.
- Remove metadata: useful when sharing images publicly or when you want leaner, more anonymous files.
Practical tips for smoother conversions
- Convert similar images together. Keep screenshots and camera photos in separate batches for easier review.
- Test one file first. Convert a single image, open it in your target app, then convert the rest.
- Use PNG for sharp edges. UI, text and diagrams often look cleaner as PNG than JPG.
- Keep originals. JPG originals are usually smaller. Keep them if storage matters, and use PNG copies for editing/workflows.
Troubleshooting
- My JPG files won’t add to the list. Confirm the files end with .jpg or .jpeg. If they came from a chat app, re-save them to Photos/Files first, then try again.
- Conversion starts but some files fail. Split large batches into smaller groups and close heavy tabs. Browser memory is the most common limiter.
- The PNG looks the same as the JPG. That’s expected for most photos. PNG preserves what’s there, but it can’t restore detail lost to JPG compression.
- I expected the background to become transparent. JPG doesn’t contain transparency. PNG supports it, but you’ll need background removal in an editor to create it.
- Files are huge after conversion. For photos, PNG is often larger than JPG. If size matters, use JPG to WEBP Converter for smaller modern files.
- Images look rotated wrong. Enable “Keep basic metadata (date & orientation)” and convert again so orientation is preserved.
Frequently asked questions
No. Conversion happens entirely in your browser. FileYoga does not upload, scan or store your JPG or PNG files on a server.
It won’t restore detail lost to JPG compression. PNG will preserve the pixels you already have and avoid adding more compression artifacts when you re-save.
JPG files don’t contain transparency. This converter can output PNG files, but it won’t automatically remove backgrounds to create transparency.
JPG is designed to shrink photos with lossy compression. PNG is lossless, so photos often become larger. PNG is most efficient for flat graphics and screenshots.
Use PNG for sharp edges, text, UI screenshots, diagrams, and assets that you’ll edit repeatedly. Use JPG for regular photos and smaller sharing files.
It adjusts how strongly the PNG is compressed. PNG remains lossless, but higher compression can take longer and may reduce file size.
If “Keep basic metadata” is enabled, the tool aims to keep helpful basics like date and orientation. Turning it off produces leaner output with less metadata.
FileYoga doesn’t set quotas, but your device does. Large batches and very high-resolution images can run out of browser memory, so convert in smaller groups if it slows down.
If your goal is smaller files for the modern web, WEBP is often a better choice for photos. Use JPG to WEBP Converter for that.