Screenshot Redactor
Blur, blackout, or pixelate sensitive information in screenshots before sharing on Slack, email, or documentation. Select any region to redact — everything is processed in your browser.
Output Format
PNG
Processing
100% Local
Modes
Blur, Blackout, Pixelate
Undo
Up to 20 steps
Upload Screenshot
Drag and drop, or paste from clipboard
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Strip EXIF data and geolocation from your images.
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Convert PDF pages to JPG format.
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Resize images to exact pixels.
Key details
Supported Inputs
JPG, PNG, WebP, GIF
Output Format
PNG
Redaction Methods
Blackout, Box Blur, Pixelation
Privacy
100% Client-side (No server uploads)
Clipboard Support
Yes (Ctrl+V / Cmd+V)
How it works
Upload or Paste
Drag and drop an image or paste directly from your clipboard.
Select Region
Click and drag to select the area you want to hide.
Choose Redaction Mode
Apply a solid blackout, blur, or pixelation to the selected region.
Download
Save the safely redacted PNG image to your device.
Frequently asked questions
Is redaction permanent?
Yes, once you download the image, the redacted regions are permanently baked into the pixels. The original information cannot be recovered from the downloaded file.
Can I paste from clipboard?
Yes! Simply press Ctrl+V (Windows) or Cmd+V (Mac) to paste an image directly into the tool.
Does it work on mobile?
Yes, the tool is fully optimized for mobile devices. You can use touch and drag to select regions for redaction.
Can I undo my changes?
Yes, the tool stores up to 20 recent actions, allowing you to seamlessly undo mistakes or restart entirely.
Why does it export as PNG?
PNG is a lossless format, which prevents compression artifacts around the redacted regions and ensures the highest quality output.
Can someone recover the covered text?
The downloaded image contains the redaction pixels rather than the original layer. Still, review the exported file yourself before sharing sensitive information.
Can I redact several areas in one image?
Yes. Add as many rectangular redaction areas as needed, review the preview, and download the completed image when every sensitive region is covered.
Bharat Kumar G.verified
Technical SEO & Document Processing Expert
Bharat is the founder of ReadyToSubmit. With years of experience in technical web development, he builds privacy-first, client-side tools to help Indian government exam aspirants format their applications accurately and securely without server uploads.
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