Mass Rename vs RAR.now

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 RAR.now
Detail	Mass Rename	RAR.now
What it does	Batch rename files from a CSV or Excel mapping table without uploading them	Online RAR converter with REST API, batch processing, and file tools
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: rename up to 50 files per batch with all features. Lifetime licence: $19 USD one-time payment for unlimited files per batch.	Guest: Free, 10 conversions/day, 10 MB file limit. Free Account: Free forever, 20 conversions/day, 50 MB file limit. Premium: €9.99/month, unlimited conversions, 200 MB file limit, 365-day retention, API access (60 req/min). Premium Plus: €29.99/month, everything in Premium plus 1 GB uploads, foreve
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	REST API for programmatic conversion with JSON requests Batch file uploads and processing API rate limits and usage tracking via dashboard Automatic file deletion after retention period Image editing and compression tools HTTPS encryption for secure uploads White-label option for Premium Plus with no branding in output Webhooks and batch API on Premium Plus Commercial license for reselling conversions to clients
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	Free to use with no credit card required for core tools Simple REST API with only three endpoints and no SDK installation needed Credit-based pricing with no overage charges or surprise invoices Refund within 48 hours of first payment if unused Premium Plus at 30% cheaper per credit with monthly subscription
Community votes	0	0
DR (Domain Rating by Ahrefs)	4 +2 (up) since last check	16 −1 (down) since last check
Trust Flow (Majestic)	0	2
Citation Flow (Majestic)	0	13
Referring domains (Majestic)	0	6

5 details filled in for both companies.

More alternatives to Mass Rename More alternatives to RAR.now