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EML to PDF vs 100KB Developer

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

EML to PDF compared with 100KB Developer
DetailEML to PDF logo EML to PDF100KB Developer logo 100KB Developer
What it doesConvert email files to PDF in your browser without uploading Client-side WebAssembly SDK for compressing images and PDFs in the browser before upload
StageNot given Not given
FoundedNot given Not given
Based inNot given IN
Pricing modelFreemium Not given
PricingFree for unlimited individual email to PDF conversion. Case Pass US$29.90 one-time for 90 days. Pro US$14.90/month or US$99/year. Legal US$24.90/month or US$199/year. Developer Free: $0/forever with unlimited client-side WASM engine, zero-config, target KB file bisection, and default "Powered by 100KB" backlink. Commercial License: $19/month (or $149/year, save 35%) for 100% unbranded license, automated domain whitelist lock, and high-precision biometric passport
Key features
  • Preview email headers (From, To, Cc, Date, Subject) before conversion
  • Support for .eml, .msg, and .mbox files
  • Batch convert unlimited emails with individual PDF downloads
  • Merge multiple emails into single date-sorted PDF
  • Extract and download attachments
  • Bates numbering for legal documents
  • Remote images off by default to prevent sender tracking
  • Works on Mac, Windows, Linux and Chromebook without installation
  • Target KB bisection - compresses files to exact size caps (50KB, 100KB, 200KB)
  • Vector-preserving PDF compression - shrinks PDF streams while preserving text and fonts
  • ICAO biometric passport photo cropping - 70% head ratio for visa compliance
  • AI background removal - neural network-based transparent PNG cutouts
  • Signature contrast sharpening - cleans signatures under 20KB
  • Parallel batch processing - processes 100+ files concurrently without UI freezing
  • AWS S3 and Cloudflare R2 integration - 1-line wrapper for cloud storage uploads
  • Format conversion - HEIC to JPG, PNG to JPG, JPG to PNG, image to PDF
  • PDF manipulation - merge, split, convert PDF to Word
  • Stamp and watermark removal - removes scanner artifacts and digital stamps
What makes it different
  • No file upload required - emails never leave your device
  • No installation or account needed
  • Preserves email headers and creates real selectable text in PDFs
  • One-time payment option for bulk jobs with no renewal
  • 0ms cloud latency - all processing happens locally in browser RAM with no server involved
  • Reduces AWS S3 bills by 85% - shrinks 15MB uploads to 100KB before upload
  • Unified SDK replacing 5 open-source packages - single solution for PDF, image, and AI tools
  • 18+ media and document engines included - comprehensive toolkit from compression to biometrics
Community votes00
DR (Domain Rating by Ahrefs)5 +1 (up) since last check1 no change since last check
Trust Flow (Majestic)62
Citation Flow (Majestic)1521
Referring domains (Majestic)628

4 details filled in for both companies.

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