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100KB Developer vs Gamma PDF

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

100KB Developer compared with Gamma PDF
Detail100KB Developer logo 100KB DeveloperGamma PDF logo Gamma PDF
What it doesClient-side WebAssembly SDK for compressing images and PDFs in the browser before upload Read papers. Keep what you learn.
StageNot given Not given
FoundedNot given Not given
Based inIN Not given
Pricing modelNot given Freemium
PricingDeveloper 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 Free: desktop app and self-hosted server. Lite: $2/month or $20/year. Plus: $5/month or $50/year. Pro: $20/month or $200/year.
Key features
  • 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
  • Highlight, draw, and annotate on PDFs with every mark becoming a note
  • Outliner with live Markdown and LaTeX for mathematical notation
  • AI chat to ask questions about papers with cited answers
  • Full-library search across notes, highlights, and all PDFs
  • Shared workspaces with live cursors and comments for collaboration
  • Works offline on iPad, Android, and desktop with automatic sync
  • Integrations with Zotero, Obsidian, Logseq, and Notion
  • Browser extension for one-click saving papers with metadata
What makes it different
  • 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
  • Self-hosted option with one Docker image for full control over data
  • Live math support with Markdown and LaTeX directly in outliner notes
  • Works on any device: Windows, macOS, Linux, iPad, Android, and browsers
  • No vendor lock-in with SQLite files and export at any time
Community votes00
DR (Domain Rating by Ahrefs)2 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)20
Citation Flow (Majestic)219
Referring domains (Majestic)281

4 details filled in for both companies.

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