| What it does | Client-side WebAssembly SDK for compressing images and PDFs in the browser before upload
| Online PDF toolkit for editing, converting, compressing and reading PDFs with OCR
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| Stage | Not given
| Startup
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| Founded | Not given
| 2026
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| Based in | IN
| BD
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| Pricing model | Not given
| Freemium
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| Pricing | 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
| Free: all tools with limited use, no account needed. Pro: $3.99/month (billed $47.88/year, save 43%) with unlimited use, unlimited signature requests, larger files, unlimited OCR, priority support. Team: $4.99/user per month (billed $59.88/year), 15% off each user after the first 15, from 3-50 users
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| 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
| - 50+ PDF tools for editing, converting, compressing, splitting and merging
- OCR text recognition in 9 languages including Spanish, Portuguese, Arabic and Chinese
- Send PDFs for signature with webhooks for real-time notifications
- 24 tools that never upload files, run entirely in browser
- Works on desktop, mobile browser and Windows app with offline support
- Available in 27 languages
- REST API with JSON over HTTPS and OpenAPI 3.1 documentation
- Free test key with 10 tasks within 14 days for API development
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| 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
| - Privacy-first: 24 tools never leave your device, files deleted immediately after processing
- Supports 27 languages including full UI and 9-language OCR
- All-in-one solution: editor, converter, OCR, e-signatures and API in one platform
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 1 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 2 | 5 |
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| Citation Flow (Majestic) | 21 | 16 |
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| Referring domains (Majestic) | 28 | 1 |
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100KB Developer
KovaPDF