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Supported Formats

Complete list of file formats and features

2 min readAuthor: Redactorr Support Team · [email protected]Last reviewed: March 2026

Supported File Formats

Redactorr works with a wide variety of file formats. Here's what's supported and what's coming.

Fully Supported

Plain Text (.txt)

  • ✅ Upload, paste, or drag-and-drop
  • ✅ Real-time detection
  • ✅ Export as .txt or .json
  • ✅ Unlimited file size
  • Best for: Log files, configuration files, code snippets

Word Documents (.docx)

  • ✅ Preserve formatting (bold, italic, headings)
  • ✅ Track changes support
  • ✅ Export to .docx or .pdf
  • ✅ Files up to 5MB
  • Best for: Reports, contracts, meeting notes

Excel Spreadsheets (.xlsx)

  • ✅ Column-by-column detection
  • ✅ Preserve formulas and formatting
  • ✅ Multi-sheet support
  • ✅ Export to .xlsx or .csv
  • ✅ Files up to 5MB
  • Best for: Customer lists, financial data, inventory

Beta Support

PDF Files (.pdf)

Warning

- Beta - Text-based PDFs only

  • ✅ Text extraction and detection
  • ✅ Visual redaction (black boxes)
  • ✅ Export to .pdf or .docx
  • ⚠️ Scanned PDFs are not a broad production support claim yet; OCR, visual redaction, export, and leakage gates must pass first
  • ✅ Files up to 10MB
  • Best for: Invoices, forms, letters

Coming Soon

CSV Files (.csv)

  • 🔜 Q1 2026
  • Column detection
  • Header preservation
  • Export to .csv

PowerPoint (.pptx)

  • 🔜 Q2 2026
  • Slide-by-slide detection
  • Preserve layout and images
  • Export to .pptx or .pdf

Images and photos (OCR)

  • Active product direction
  • Printed document photos require OCR and image-quality gates
  • Broad image/photo redaction support waits for export leakage proof

JSON/YAML

  • 🔜 Q2 2026
  • Structured data detection
  • Key-value pair redaction
  • Schema preservation

HTML/XML

  • 🔜 Q3 2026
  • Tag-aware detection
  • Preserve structure
  • Export to .html

Feature Matrix

FormatUploadReal-timeFormattingExportMax Size
.txtN/AUnlimited
.docx5MB
.xlsx5MB
.pdf⚠️ Beta10MB
.csv🔜🔜N/A🔜10MB
.pptx🔜🔜🔜🔜10MB
.png/.jpg🔜🔜N/A🔜5MB

Limitations

File Size

  • Free plan: 5MB per file
  • Pro plan: 10MB per file
  • Team plan: 25MB per file
  • Enterprise: Custom limits

File Count

  • Free plan: 10 files/month
  • Pro plan: Unlimited
  • Team plan: Unlimited
  • Enterprise: Unlimited

PDF Limitations

  • Text-based PDFs only (Beta)
  • Scanned PDFs require OCR, visual redaction, export, and leakage gates before broad support claims
  • Complex layouts may lose formatting

Excel Limitations

  • Macros are removed
  • Charts are preserved but not analyzed
  • Pivot tables converted to static ranges

Word Limitations

  • Embedded objects (videos, audio) removed
  • Complex tables may lose formatting
  • Track changes preserved but not analyzed

Tips for Best Results

For PDFs:

  • Use text-based PDFs (not scanned images)
  • If layout is critical, export to Word first
  • Try "visual redaction" mode for simple forms

For Excel:

  • Limit sheets to 50 columns for best performance
  • Use column filters to target specific data
  • Export formulas before redaction if needed

For Word:

  • Accept track changes before upload
  • Remove embedded media for faster processing
  • Use "plain text" mode for simple documents

For Large Files:

  • Break into smaller chunks if possible
  • Close other browser tabs
  • Use "aggressive" mode to reduce processing time

Request a Format

Need support for a specific format? Email us at [email protected] with:

  • File format (.xyz)
  • Use case description
  • Sample file (if possible)

We prioritize formats based on user demand.