Clean PDF Metadata & Author Info
Strip hidden author tags, creation timestamps, title, producer, and software metadata from PDF files in your browser.
Private. 100% Browser-based processing. Zero server storage.
All-In-One Text Sanitization Suite
Stay ahead with our AI text processing tools
AI Text Detector
Check AI score & highlight ChatGPT text
Remove AI Buzzwords
Strip delve, tapestry, and LLM clichés
Strip AI Prompts
Clean Midjourney & SD flags (--ar, --v)
Invisible Visualizer
Inspect zero-width spaces with badges
Readability Score
Calculate Flesch-Kincaid grade level
Case Converter
Convert Title Case, camelCase & Slugs
PDF Metadata Cleaner
Wipe author, creator & timestamp EXIF
Homoglyph Sanitizer
Sanitize Cyrillic/Greek look-alikes
Why Clean Hidden PDF Metadata & How to Do It?
When you export a document to PDF, your software silently embeds metadata headers containing your name, computer username, software version, and exact creation timestamps. Our PDF Metadata Sanitizer parses PDF binary streams directly in your browser memory and wipes these hidden EXIF-style tags before you publish or share.
See the Difference Before & After Cleaning
Hidden artifacts and zero-width characters cause unexpected layout shifts, regex crashes, and AI detector flags. Here is how clean text compares.
PDF Header: /Author (John Smith) /Creator (Microsoft Word 2024) /CreationDate (D:20260910024500Z)
PDF Header: /Author () /Creator () /CreationDate () [Metadata Sanitized]
Technical Character & Feature Breakdown
Our browser engine detects and strips non-printable unicode points, LLM clichés, and metadata streams automatically.
| Character / Flag Name | Identifier / Sample | Impact & Behavior |
|---|---|---|
| Author & Owner Name | /Author Tag | Contains personal name or computer username attached during document saving. |
| Creation & Modification Date | /CreationDate Tag | Exposes exact timestamp and timezone of document creation. |
| Creator & Producer Software | /Producer /Creator | Reveals exact PDF software version (Adobe Acrobat, Canva, MS Word). |
| Keywords & Subject Metadata | /Keywords /Subject | Contains internal project codes or hidden categorizations. |
Understand how our AI detection & text sanitization engine works
Unlike cloud-based checkers that upload your documents to external databases, our detection engine analyzes string perplexity, sentence length variance, and transition density 100% inside your browser memory. Your drafts remain confidential, safe from unauthorized data logging.
3 Simple Steps to Use PDF Metadata Sanitizer
No software installation, account registration, or cloud API keys required. Processed entirely inside your local browser.
Upload PDF Document
Click or drag your PDF file into the browser sanitization area.
Inspect Metadata Audit
Review detected hidden fields (Author, Creator, Creation Date, Producer).
Download Sanitized PDF
Download your clean PDF file with all hidden metadata fields neutralized.
// Instant local inspection
✓ 0 Invisible Characters
✓ AI Buzzwords Stripped
✓ 94% Human Rhythm
Clean and check AI content anywhere — 100% Client-Side Privacy
Whether you are drafting articles on mobile, writing academic papers on laptop, or sanitizing code comments, our browser engine runs locally with zero installation and zero cloud data retention.
- Instant local processing — no network latency or queues
- Zero server storage — your content never leaves your device
- Compatible with all modern web browsers & mobile devices
Why Choose AI Text Cleaner
Built for security, speed, and clean text output
100% In-Browser Privacy
Your text is processed locally in browser memory. Nothing is sent to external servers or logged in databases.
Instant Processing
Zero network latency, zero API rate limits, and zero queues. Analysis runs immediately as you type or paste.
Advanced Heuristic Detection
Scans sentence length burstiness, perplexity variance, and overused LLM transition phrase clichés.
Multi-Language Static Support
Supports 11 static language routes ensuring seamless user experience across international audiences.
Visual Highlight Breakdown
Color-coded inline sentence markers reveal exact locations of suspected AI phrases and formatting quirks.
Zero Account Required
No signups, no subscriptions, and no credit card required. Free, open, and accessible to everyone.
Your questions, answered
Got questions about zero-width characters, AI detection probability, or privacy? We have answers.
Why should I clean PDF metadata?
PDF metadata contains sensitive hidden information like your name, company software version, document creation dates, and local file paths.
Are my PDF files uploaded to a remote server?
No! 100% client-side processing. PDF parsing and metadata neutralization occur strictly inside your device's browser memory.
Will sanitizing metadata alter the visible text or formatting of my PDF?
No. Only hidden binary header tags (/Author, /CreationDate, /Producer) are neutralized. Visual layouts, images, and text remain untouched.
Is there a limit on PDF file size?
Because processing occurs locally in browser memory, you can sanitize documents of almost any size instantly without queue times.