Private redaction service

Blivion PDF redaction and metadata removal.

Blivion is a local-first PDF redaction, image redaction, and metadata remover for sensitive files. Open a file in your browser, cover what needs to disappear, remove metadata, and export a safer copy before sharing.

Open Blivion See how it works Try a fictional PDF

Want the practical limits before using it on real files? Read the safety notes.

Private PDF redaction toolBrowser-only editing by defaultEXIF, GPS, and PDF metadata removal

Blivion local sessionVerified

ToolRedact

ExportClean PDF

StatusNo sensitive metadata detected

ProcessingUser device

Primary protectionTrue redaction

VerificationMetadata re-check

ScopeImages and PDFs

Start with true redaction when removal must be irreversible.

Blur and pixelate remain useful, but the interface keeps calling them what they are: obfuscation, not safe redaction.

Redaction workflow

A clear path from local file to safer download

Blivion keeps the common job simple: open the file, cover what must be gone, export, and review the result.

Import locally

Choose an image or PDF from your device. Blivion opens supported files in the browser so everyday redaction work does not require an upload.

Redact by default

Use solid redaction when content needs to be gone in the exported file. Blur and pixelate remain available, but they are labeled as weaker protection.

Inspect before export

Move, resize, zoom, pan, and tune regions until the preview matches what you expect. Blivion keeps edits mapped to the source file for accurate export.

Export and verify

Generate a fresh image or cleaned PDF and run the metadata check again. Blivion preserves native PDF structure when it can prove the redaction safely.

Common tasks

Redact visible content or clean hidden metadata

The editor supports both jobs, but the safest workflow depends on what you need removed before sharing.

Screenshot redaction

Paste a copied screenshot, cover private emails or IDs with solid marks, and keep useful public details readable in the download.

Redact a screenshot

PDF redaction tool

Redact sensitive PDF text, images, IDs, and document sections locally, with native PDF export when Blivion can verify it.

Redact a PDF

Metadata remover

Remove EXIF, GPS, image metadata, and supported PDF metadata, then download a verification certificate with the cleaned export.

Remove metadata

PDF text still copies through a black bar?

Compare an original overlay failure with corrected downloads, then repeat the redaction and saved-file checks on a fictional PDF.

Inspect the PDF blackout example

Posting a debugging screenshot publicly?

Review the account, URL, path, sidebar and notification around an error. Our fictional walkthrough preserves the debugging context in an actual protected download.

Review a public troubleshooting screenshot

Machine-readable copies need separate attention: compare printed-only marks with both QR codes covered in the boarding-pass screenshot walkthrough. Its invalid fictional illustration contains no travel credential.

Preparing an item photo for a public listing?

Clean supported GPS metadata, then review visible labels and reflections. Compare actual saved JPEG/PNG outputs from a fictional listing example.

Review a listing photo’s location clues

Can’t select the text on a scanned PDF?

Mark the visible field without adding OCR. Compare fictional image-only and OCR-layer scans, including actual two-page exports and saved-file review.

Redact a scan without selecting text

Publishing a PDF set with repeated private contacts?

Inspect a fictional schedule pack, real source-to-output ZIP mappings and a moved-contact failure. Review each file before reusing a mark.

Review a PDF contact-block batch

A reference can repeat on several pages or appear only in image pixels. Find known text across PDF pages before marking and inspect an actual incomplete download that search misses.

Working files can be embedded inside a PDF rather than printed on its pages. Inspect document-listed and page-level attachment cleanup with an original, a deliberately incomplete deletion and actual saved PDFs.

Protection choices

Pick true redaction when the information must be gone

Blivion includes softer visual tools, but it keeps real redaction clearly separated from weaker obfuscation.

Safest default

Redact

Use this when text, IDs, faces, or document sections need irreversible removal in the exported image or PDF.

Obfuscation only

Blur

Useful for presentation or softer concealment, but it should not be treated like safe redaction when the stakes are high.

Obfuscation only

Pixelate

Good for coarse masking in a visual workflow, but still weaker than true redaction and easy to misuse if the UI does not say so plainly.

Last check

Verify metadata

The exported file is checked again so hidden metadata does not survive simply because the visible edit looked correct on screen.

Privacy posture

Designed for local image and PDF redaction

Blivion keeps sensitive work close to the browser and makes the export step explicit, so you know which file is safe to review and share.

Local-first by default

The normal editor path runs in the browser. Sensitive images and PDFs do not need to leave your device just to be redacted.

Native PDF when provable

Rectangular PDF redactions use Blivion's native engine first. If a file needs visual fidelity instead, the editor falls back to a flattened PDF rebuild.

Clear boundaries

Blivion focuses on images, PDFs, metadata cleanup, and batch preparation so the privacy model stays understandable.

Best forScreenshots, still photos, PDF redaction, batch cleanup, and quick handoff prep

Outside the default pathVideo, OCR/AI detection, shared cloud projects, and server-required processing

Why it matters

Careful redaction is more than a black box

Expand

When sensitive files are involved, clear defaults matter. Blivion is designed to make the safer path visible without slowing down ordinary cleanup work.

No false comfort

A black box on screen only matters if the exported file no longer contains the pixels underneath it.

Safer by default

Blivion leads with true redaction, local processing, and verification so the safest common path is the easiest one to choose.

Narrow on purpose

Redaction services work best when their limits are visible. Blivion keeps advanced formats and server workflows out of the default path.