Crop Transparent PNG Online, Keep the Transparency

Free, instant PNG cropper that preserves the transparent background instead of flattening it to white. The crop is processed locally on your device, so there is nothing to upload and nothing added to your file.

Drag & drop a PNG here, or click to choose a file

PNG, WebP and GIF with transparency are supported. Files stay on your device.

Image to crop

Crop settings

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Preview (transparency shown as checkerboard)

Your image is opened, cropped and saved entirely on your own device. Nothing is uploaded, so even sensitive logos and artwork stay completely private.

Crop a PNG Without Losing Transparency

Most online image croppers flatten your image onto a white (or black) background the moment you export, destroying the alpha channel that makes a PNG transparent. Our transparent PNG cropper is built differently. It reads the alpha channel of your image, crops only the pixels you select, and writes the result back out as a true PNG, so every transparent pixel stays transparent. The checkerboard pattern you see behind the canvas is how we render transparency, so you can confirm the background is empty before you download.

It's perfect for cropping logos, stickers, icons, product cut-outs, signatures and profile pictures where a clean transparent edge matters.

How to Crop a Transparent PNG (4 Steps)

  1. Upload your PNG. Drag & drop your transparent image or click "Select image". It loads instantly and stays in your browser.
  2. Set your crop area. Drag the handles to frame your subject. Pick an aspect ratio, enter an exact pixel size, or switch on circle crop.
  3. Keep the transparency. Leave the format on PNG (or WebP). The checkerboard preview confirms the background stays see-through.
  4. Crop & download. Click the button and the cropped, transparent PNG saves straight to your device.

Private, On-Device Cropping

Many crop tools quietly send your file to a remote server before they touch it. This one does not: the entire crop is computed in your browser with the Canvas API, which makes it a safe choice for confidential logos, mockups and client work.

Exact Pixels & Aspect Ratios

Crop to a perfect square (1:1), 16:9, 4:3, 2:3, or any free shape. Need an exact output size for an avatar or thumbnail? Type the width and height in pixels and the result is scaled precisely.

Auto-Trim Transparent Edges

One click removes the empty transparent space around your artwork, snapping the crop box tight to the visible pixels. Great for tidying up logos and stickers exported with extra padding.

Crop a PNG to a Circle for Profile Pictures

Flip on the "Crop to a circle" switch to turn any transparent PNG into a perfectly round image with a transparent background, exactly what you need for profile pictures, avatars, badges and app icons. Because the corners are made transparent (not white), the round PNG drops cleanly onto any background on Discord, Slack, forums or your website.

Why Use Our Transparent PNG Cropper?

  • Keeps transparency: true alpha channel preserved on export, never flattened to white.
  • No upload: runs 100% in your browser, fast and private.
  • No sign-up, no watermark: completely free, nothing added to your image.
  • Works on any device: desktop, tablet, iPhone and Android, no app to install.
  • Extra tools built in: auto-trim, circle crop, rotate, exact pixel sizing and WebP export.

Common Uses for Trimming Transparent PNGs

The most frequent reason people open this tool is to trim the transparent border around a logo so it sits flush in a header, footer or signature without a halo of empty space. The same one click auto trim is handy for tightening the whitespace around a sticker or a single frame pulled from a sprite sheet, where every transparent pixel of padding throws off the alignment. It also rescues a signature PNG that was scanned or exported with a wide empty margin, snapping the crop straight to the visible ink so the autograph drops neatly into a contract, email or PDF.

Trimming extra transparent padding also makes a watermark or icon sit exactly where you place it, since there is no invisible margin nudging it off centre. If you are preparing a transparent PNG for a website sprite, an app icon or a print on demand product like a t-shirt, mug or sticker sheet, a tight bounding box means the artwork scales predictably and prints at the size you expect. Because the trim reads the real alpha channel, the background stays fully transparent and nothing is ever flattened to white.

Frequently Asked Questions

Yes. As long as you export as PNG or WebP, the transparent (alpha) areas of your image are fully preserved. We never fill the background with white or black. Only choosing the JPG format will remove transparency, because the JPG format does not support it.

Upload your PNG, drag the crop box over the part you want to keep, leave the download format set to PNG, and click Crop & Download. The exported file keeps every transparent pixel exactly as it was.

No. The cropper runs entirely on your side. Your PNG is read and trimmed inside your browser with the Canvas API and is never sent to us, which makes it safe for private logos and client artwork.

Yes. Enter the width and/or height (in pixels) in the Output size fields and the cropped image is scaled to those exact dimensions on download. Leave them blank to keep the original resolution of your selection.

Yes. Use the aspect ratio buttons to lock the crop box to 1:1 (square), 16:9, 4:3, 2:3, or choose Free for any shape you like.

Click the "Auto-trim transparent edges" button. The tool scans the alpha channel, finds the visible artwork, and snaps the crop box tightly around it, removing the surrounding transparent padding.

Yes. Turn on the "Crop to a circle" switch. The area outside the circle becomes transparent, giving you a round PNG that looks clean on any background, ideal for profile pictures and avatars.

No. Cropping simply removes pixels outside your selection; the pixels you keep are untouched. Quality only changes if you scale to a larger output size or export as JPG/WebP with compression.

Yes. The cropper is fully responsive and touch-friendly, so it works in mobile browsers on iPhone, iPad and Android without installing an app.

It is completely free with no account required and no watermark added to your image. Ever.

You can load PNG, WebP and GIF (and other common image formats). For the download, choose PNG or WebP to keep transparency, or JPG if you want a smaller file and do not need a transparent background.

Yes. Use the Left and Right rotate buttons to straighten or reorient your image, then crop. Transparency is preserved through rotation.

Load the logo and click the "Auto-trim transparent edges" button. The tool reads the alpha channel, finds the visible pixels of your logo, and snaps the crop box tight around them so the empty transparent border is removed. Then click Crop and Download to save the trimmed logo as a PNG.

Yes. Auto-trim only changes where the crop box sits, it never fills the background. As long as you keep the download format on PNG or WebP, every transparent pixel inside your crop stays transparent and nothing is flattened to white.

Open your signature PNG and press "Auto-trim transparent edges". It scans for the visible ink and tightens the crop to it, removing the wide transparent margin left by scanning or exporting. Download as PNG so the autograph drops cleanly onto a contract, email or document.

Yes. For a single sticker or one frame from a sprite sheet, use Auto-trim to snap the crop to the artwork, or drag the crop handles by hand for full control. Set an exact Output size in pixels if every frame needs to match, then download as a transparent PNG or WebP.