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ReadHere 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.

ReadHere compared with 100KB Developer
DetailReadHere logo ReadHere100KB Developer logo 100KB Developer
What it doesNot given 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: Read unlimited PDF and EPUB files with offline access, highlights, notes, and themes. Pro: $10 one-time payment for one year of cloud sync to your own Google Drive. No auto-renew. 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
  • Read DRM-free PDF and EPUB files
  • Offline reading after opening a book
  • Four highlight colors with notes
  • Per-book journal for notes and thoughts
  • Local browser storage by default
  • Optional Google Drive backup and sync with Pro
  • Multiple themes and reading fonts
  • Search within books
  • Reflowable EPUB with pagination and table of contents
  • 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
  • Private by default with no account or uploads required
  • One-time Pro payment with no auto-renew subscription
  • Files always stay in your own Google Drive with Pro
  • 7-day full refund guarantee on Pro
  • 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)9 no change since last check1 no change since last check
Trust Flow (Majestic)32
Citation Flow (Majestic)1821
Referring domains (Majestic)3828

3 details filled in for both companies.

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