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ButterShare vs XLS.now

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

ButterShare compared with XLS.now
DetailButterShare logo ButterShareXLS.now logo XLS.now
What it doesSend files directly between devices with encrypted WebRTC, no account and no cloud file storage REST API for converting Excel and XLS spreadsheets programmatically
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Paid
PricingNot given One-off credits: 1,000 for $12.00, 5,000 for $60.00, 25,000 for $300.00, 100,000 for $1,200.00. Monthly subscription: $8.40/mo for 1,000 credits, $42.00/mo for 5,000 credits, $210.00/mo for 25,000 credits, $840.00/mo for 100,000 credits. Premium ($9.99/mo) and Premium Plus ($29.99/mo) subscription p
Key features
  • Direct device-to-device file streaming with no cloud storage
  • No file size limits for transfers
  • End-to-end encryption with cryptographic keys
  • No account or signup required
  • Works on all modern browsers and devices
  • QR code and room code sharing options
  • Native disk streaming for large files
  • Folder structure preservation during transfer
  • Supports up to 10,000 files per session
  • Resumable transfers with checkpoint data
  • Asynchronous conversion processing with job polling
  • No SDK required, REST API with simple JSON requests
  • Credit-based pricing: 1 credit for standard, 2 for CPU-heavy conversions
  • Rate limiting per minute and monthly quota management
  • Automatic file deletion after 24 hours for guest uploads
  • Multiple converter slugs for different format conversions
  • API usage dashboard with consumption tracking
  • Batch uploads and account management
  • Webhooks and batch API on Premium Plus
  • White-label and commercial license options
What makes it different
  • No cloud server storage intermediary for maximum privacy
  • Zero-knowledge architecture with ephemeral session keys
  • Unlimited file sizes with no subscription fees
  • Instant sharing without email verification or login
  • Transfer speeds at local gigabit rates on same network
  • No SDK or installation required, API key only setup
  • Asynchronous processing for large files without HTTP timeouts
  • Affordable credit-based pricing with no overage charges
  • Automatic refunds for rejected requests
  • Free tier with no credit card required
Community votes00
DR (Domain Rating by Ahrefs)29 +1 (up) since last check30 +4 (up) since last check
Trust Flow (Majestic)80
Citation Flow (Majestic)307
Referring domains (Majestic)602

4 details filled in for both companies.

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