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Mass Rename vs Convert Online

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Mass Rename compared with Convert Online
DetailMass Rename logo Mass Rename Convert Online
What it doesBatch rename files from a CSV or Excel mapping table without uploading them Free online file conversion tools for PDF, images, video, audio, and documents
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Free
PricingFree: rename up to 50 files per batch with all features. Lifetime licence: $19 USD one-time payment for unlimited files per batch. Not given
Key features
  • Case-insensitive filename matching across CSV/XLSX files
  • Preview all conflicts before renaming
  • Download renamed files as ZIP
  • Rename photos by EXIF date taken
  • Support for CSV, TSV and Excel .xlsx formats
  • In-place folder renaming for Chrome and Edge
  • Generate rename scripts for Windows, Mac and Linux
  • Handle files in subfolders without moving them
  • Auto-numbering for duplicate filenames
  • PDF tools: convert, merge, split, compress, and edit documents
  • Image tools: format conversion, compression, resizing, and optimization
  • Video and audio tools: extract, convert, and compress media files
  • Document and spreadsheet tools: Word, Excel, CSV, and JSON workflows
  • Developer tools: Base64, URL encoding, and data format conversion
  • Support for 195+ file format conversions
  • YouTube tools for extracting and converting video content
  • Hindi font encoding conversion tools
  • Local browser processing for most conversions
  • Maximum file size support up to 100 MB
What makes it different
  • 100% client-side processing—files never leave your browser or device
  • No account, signup or installation required
  • Works offline after the page loads
  • Free tier with full features for up to 50 files per batch
  • Completely free with no account required or hidden fees
  • Most files stay in your browser and never leave your device
  • No software installation needed; all tools run directly in the browser
  • Works on any device anywhere: desktop, tablet, or mobile
Community votes00
DR (Domain Rating by Ahrefs)4 +2 (up) since last check5 no change since last check
Trust Flow (Majestic)05
Citation Flow (Majestic)016
Referring domains (Majestic)036

4 details filled in for both companies.

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