PNG Hidden Data Cleaner
Find and remove hidden PNG chunks such as tEXt, iTXt, zTXt, software tags, workflow data, and embedded AI prompt metadata while keeping visible pixels intact when possible.
Upload Your File
Drag and drop your file here, or click to browse
Supported File Types
How It Works
Upload your file
Scan metadata
Remove, edit, compare, or generate report
Download your cleaned file
Files are automatically deleted after 5 minutes
What gets removed
- hidden PNG text chunks
- AI generation markers
What stays safe
- File content
- Image, audio, video, or document quality
- Dimensions and colors
- Pages, layout, and readable content when possible
Why this page is specific
PNG Hidden Data Cleaner is tuned for image privacy checks, so the guidance below focuses on the metadata fields people usually miss for this file type.
Best For
- Sharing PNG files publicly
- Checking PNG files before client delivery
- Reducing privacy risk before upload
Metadata Fields Checked
- tEXt
- iTXt
- zTXt
- Comment
- Software
- Prompt
Recommended Workflow
- Upload supported PNG files
- Review detected fields and risk score
- Choose the needed action
- Download before automatic deletion
Detection and Removal Scope
Privacy Level
High privacy: temporary processing, internal engines first, automatic deletion after 5 minutes.
Related GuidePrivacy Notice
Files are processed in your browser whenever possible. Some advanced file types may require secure temporary server processing. Uploaded and processed files are automatically deleted after 5 minutes.
Limitations
This tool removes common and supported metadata fields. Some complex files may contain hidden data that requires advanced processing. Always review cleaned files before sharing sensitive information.
Frequently Asked Questions
Short answers to help you choose the right metadata tool and share files more safely.
What is this tool best for?
Use it for PNG files when hidden PNG text chunks, AI generation markers should be checked before sharing.
Is my file private?
Files are temporary, internal engines run first, and all files are deleted after 5 minutes.
What metadata can PNG Hidden Data Cleaner detect or remove?
PNG Hidden Data Cleaner focuses on generator tags, prompt traces, C2PA records, workflow data, and software metadata when readable. It shows privacy categories first and removes supported hidden data when safely possible.
Is PNG Hidden Data Cleaner free to use online?
Yes. PNG Hidden Data Cleaner is free to use online for supported AI or provenance file workflows. It uses browser-first processing when possible and secure temporary server processing for advanced formats.
Are my files stored permanently?
No. Files are processed temporarily and private download links expire. The cleaned file is automatically deleted after 5 minutes.
Which file formats are supported?
This page supports .PNG. The uploader still checks extension, file size, MIME type, and file signature before processing.
Will cleaning metadata reduce quality?
The goal is to keep the visible file usable. Some formats can be cleaned without changing content; others may need safe rewriting or fallback processing.
Can I preview metadata before cleaning?
Yes. When metadata can be read safely, the page shows general categories such as GPS, author, device, software, and creation date without exposing full sensitive values.
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PNG Hidden Data Cleaner
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File Size Limits
- Images: 5 MB
- PDF: 30 MB
- Video: 100 MB
- Audio: 20 MB
- Office documents: 30 MB
- Spreadsheets: 30 MB
For your privacy, this file will be automatically deleted after 5 minutes.
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