How to Use the Blur & Pixelate Sensitive Areas
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1
Upload or drag and drop your photo or screenshot.
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2
Choose your redaction effect: Pixelate (mosaic blocks) or Smooth Gaussian Blur.
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3
Click and drag on the canvas to draw redaction boxes over sensitive text, faces, or numbers.
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4
Adjust block size or blur radius slider, then click "Download Redacted Image".
Practical Example & Use Case
Common Real-World Scenario
Hiding API keys, credit card numbers, or personal addresses from bug report screenshots before sharing publicly.
Technical Notes & Limitations
Browser Engine Architecture
Pixelation and blur are irreversibly baked into canvas pixels upon export for maximum privacy.
Frequently Asked Questions
Can anyone reverse or unblur the redacted text?
No. When exported, the original pixels under the box are permanently replaced with averaged color blocks.
Is my unredacted image ever uploaded?
Never. All drawing and pixel manipulation happens purely in your browser memory.