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ImageConverter

Secure server conversion

JPG to PNG Converter

Convert a JPG into a lossless PNG, free and without an account. Before you do, it is worth knowing what this conversion can and cannot do: PNG is a lossless format, but converting to it will not undo compression that has already happened.

Deleted automatically Uploads removed within 30 minutes

Drag and drop your JPG images here

Add several at once. Each file is processed and then deleted from our server.

Up to 20 MB per file Batch ready

Step by step

How to convert JPG to PNG in 3 steps

  1. Add your JPG

    Drag it onto the box above or click to browse. Several files at once is fine.

  2. Wait a moment

    There are no settings to choose — PNG is lossless, so there is no quality trade-off to make.

  3. Download

    Your PNG is ready the moment it is converted. Expect it to be noticeably larger than the JPG you started with.

Format comparison

JPG vs PNG

JPG / JPEG (Joint Photographic Experts Group)

Lossy

Shrinks photographs to a fraction of their size by discarding fine detail the eye is least likely to notice.

  • Small files for photographs
  • Opens on virtually every device, browser and app
  • Blurs text and sharp edges, and re-saving loses a little more each time

PNG (Portable Network Graphics)

Lossless

Stores every pixel exactly as it was saved, so nothing is lost however often the file is opened and saved.

  • Pixel-perfect: ideal for screenshots, logos and text
  • Supported everywhere, including every browser
  • Photographs make large files — often several times the JPG size

The single most important thing to understand about this conversion is that it does not restore anything.

When an image is saved as JPG, detail is permanently discarded to make the file smaller. That information is gone from the file. Converting the JPG to PNG afterwards produces a perfect, lossless copy of the already-degraded image. Every compression artefact, every bit of blockiness around edges, is faithfully preserved — in a much larger file.

So the honest summary:

  • Quality does not improve. It does not get worse either, which is the actual point.
  • File size almost always increases, often by three to ten times.
  • No transparency is gained. A JPG has no alpha channel, so the PNG will be fully opaque. Making a background transparent is an editing job, not a conversion.

PNG earns its size in two ways JPG cannot match: it never loses detail no matter how many times it is re-saved, and it supports transparency. If neither matters for your image, JPG is the better format and this conversion is not doing you a favour.

Quality

Quality and file size

There is no quality slider on this page, and that is deliberate rather than an omission. PNG compression is lossless — it reduces file size by finding patterns, not by discarding information — so there is no trade-off to expose. Two PNGs of the same image look identical; only the encoder's effort level differs, which affects size by a few percent at most.

What you will notice is size. A 500 KB photograph can easily become a 4 MB PNG. This is normal and is not a sign of anything going wrong: PNG's compression is designed for flat colour and sharp edges, and photographs have neither. It is precisely the reason JPG exists.

If the resulting PNG is too large for what you need, you have two sensible options: run it through PNG compression, which reduces the colour palette and can cut size dramatically, or convert to WebP instead, which is lossless-capable and typically far smaller than PNG.

Good reasons to convert JPG to PNG

Despite the size penalty, there are cases where this is exactly the right move:

  • You are about to edit the image repeatedly. Every time a JPG is re-saved it loses a little more detail, and the damage compounds. Converting to PNG first freezes the current quality: subsequent saves cost you nothing.
  • Something demands PNG. Plenty of tools, print workflows, game engines, icon pipelines and document systems accept PNG only.
  • You are going to add transparency. You cannot convert your way to a transparent background, but you do need a PNG before an editor can give you one.
  • It is a screenshot or contains text. If a screenshot was mistakenly saved as JPG, converting to PNG stops it degrading further — though the smudging around text that JPG already introduced is permanent.
  • Archiving a master copy. When an image matters and disk space does not, lossless storage is the safer choice.

When to skip it

If the image is a photograph destined for a website, email or social media, converting to PNG is usually counterproductive. You get a much larger file, slower page loads, and no visible improvement. Keep the JPG, or convert to WebP if you want a smaller file at the same quality.

It is also not a repair tool. If a JPG looks blocky or blurry, converting it to PNG will preserve that appearance perfectly. The only real fix is to go back to the original.

What about the metadata?

JPGs from phones and cameras usually carry EXIF data — the camera model, exposure settings, and often GPS coordinates showing exactly where the photo was taken. This converter does not copy that metadata into the PNG, so the output is stripped by default.

One thing it does honour before discarding: the EXIF orientation flag. Photographs taken on a phone are frequently stored sideways with a rotation flag attached, and a converter that ignores it produces an image lying on its side. The rotation is applied to the actual pixels here, so the PNG appears the right way up everywhere.

If you want to inspect what a file contains before sharing it, the metadata viewer shows everything embedded in an image.

Privacy

What happens to your file

This tool runs on our server, so it works the same on every phone and computer. Your file is uploaded, and this is exactly what happens to it:

  • Stored outside the public web root under a random name, never under your file's name.
  • Processed, with the original upload deleted immediately — whether it succeeded or failed.
  • The result sits behind a signed link that only you receive, which stops working after 20 minutes, and the file is deleted the moment you download it.
  • Anything never collected is deleted automatically within 30 minutes.
  • The image itself is never logged or kept. If a conversion fails, we record the formats involved and the error — not the file.
  • Camera metadata, including any GPS coordinates recording where a photo was taken, is removed from the result. Only the rotation needed to show the image the right way up is kept.

Questions & answers

JPG to PNG: frequently asked questions

Will converting JPG to PNG improve the image quality?

No. JPG compression permanently discards detail, and converting to PNG afterwards makes a lossless copy of the image as it already is — artefacts included. What it does prevent is further loss from repeated saving, which is the real reason to do it before editing.

Why is my PNG so much bigger than the JPG?

That is expected. PNG is lossless, so it stores every pixel exactly, while JPG achieved its small size by throwing detail away. A three- to ten-fold increase is normal for photographs, because PNG compression is designed for flat colour and sharp edges rather than photographic gradients.

Does converting to PNG give my image a transparent background?

No. PNG supports transparency, but a JPG has no transparency data to carry over, so the result is fully opaque. Removing a background is an editing task that requires deciding which pixels to erase — no format conversion can do it.

Is the EXIF and GPS data from my photo kept?

No. Camera metadata, including GPS coordinates, is not copied into the PNG, so the output is stripped by default. The one exception is the orientation flag, which is applied to the pixels so the image appears upright rather than sideways.

Can I convert many JPGs at once?

Yes — add as many as you like and each is converted independently. Every one is deleted from our server once you have downloaded it.

Should I use PNG or WebP instead?

For anything going on a website, WebP is usually the better choice: it offers both lossless and lossy modes, supports transparency, and produces much smaller files than PNG. Choose PNG when a specific tool or workflow requires it, or when you need the most widely supported lossless format.

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