100% Client-Side Sandboxed Processing • Zero Cloud Uploads
Military-Grade Local In-Memory Sandbox • No Servers

Dedicated Document & Image Studios.
Zero Cloud Uploads.

Every tool has its own dedicated full-featured studio. Process PDFs, optimize exam photos, simulate realistic digital handwriting, and attest documents directly inside your browser's RAM.

100% Private Client-Side
WebCrypto SHA-256 Attested
Strict Target KB Guarantees
Offline PWA Ready
PDF Studio

Merge PDF Studio

Combine multiple PDF documents into a single organized file with instant drag-and-drop reordering.

Multi-File Drag & Drop Zero Uploads
Launch Merge Studio
PDF Studio

Split & Extract PDF

Select specific pages, extract ranges (e.g. 1-5, 8), or split every page into separate individual documents.

Visual Page Grid Custom Ranges Batch Extract
Launch Split Studio
PDF Studio

Compress PDF (Target KB)

Compress PDFs to exact target file sizes (100KB, 200KB, 500KB) with iterative client-side quality optimization.

Target KB Ceiling Govt Presets Local Wasm
Launch Compress Studio
PDF Studio

Sign & Attestation Stamp

Official stamps (APPROVED, CONFIDENTIAL, VERIFIED, DRAFT) and signature pad with custom placement and all-page support.

Official Stamps Ink Palette Draw Signature
Launch Sign & Stamp
PDF Studio

PDF to Image Converter

Render PDF pages to high-resolution JPEG or PNG images at 150/300 DPI with 1-click batch ZIP download.

300 DPI High-Res ZIP Archive PNG & JPG
Launch PDF to Image
PDF Studio

Image to PDF Converter

Turn photos, scanned receipts, and JPG/PNG documents into a clean, formatted A4 PDF with custom margins.

Multi-Image A4 & Fit Page Margin
Launch Image to PDF
PDF Studio

Organize & Rotate PDF

Visually reorder pages, rotate upside-down pages by 90/180/270 degrees, and delete unnecessary pages.

Page Rotation Delete Pages Visual Grid
Launch Organize Studio
PDF Studio

Protect & Unlock PDF

Encrypt sensitive PDF documents with secure passwords or unlock password-protected files for editing.

Password Security AES Encryption Fast Unlock
Launch Security Studio
PDF Studio

OCR Text Extractor

Extract selectable and searchable text from scanned PDFs and photos using 100% client-side Tesseract.js OCR.

Local Tesseract Scanned Docs Export TXT
Launch OCR Studio
Image Studio

Image Resizer in KB

Strict target KB resizer for online application forms. UPSC (50KB), SSC (20KB), IBPS, and custom limits.

UPSC/SSC Presets Exact Ceiling HEIC Support
Launch Resizer Studio
Image Studio

Crop, Rotate & Filter

Crop images to exact aspect ratios (1:1, 4:3, 16:9), rotate, flip, and apply brightness/contrast adjustments.

Aspect Ratios Flip & Rotate Visual Cropper
Launch Crop Studio
Image Studio

Biometric Passport Photo

Official biometric guide overlay (Crown, Eye Line 50-69%, Chin Boundary) for Passport, Visa, and Govt IDs.

Biometric Guides 6x4 Print Sheet ICAO Standards
Launch Passport Studio
Image Studio

Convert Image Formats

Batch convert between JPG, PNG, WEBP, and Apple iPhone HEIC formats with quality control and instant preview.

Apple HEIC WebP / PNG Batch Export
Launch Format Studio
Flagship

InkScribe Handwriting

Convert digital text, notes, and DOCX/PDF into organic human handwriting with realistic drift, textures, and custom fonts.

Organic Drift Parchment & Legal Custom Font (.ttf)
Launch InkScribe Studio
Govt Portal

Odisha e-District Downloader

Independent public gateway to download issued Caste, Residence, Income, and Legal Heir certificates via 8-character token.

1-Click Token Official Public API No Login Needed
Launch Govt Gateway
Quick Portal

Compress PDF to 100 KB

Strict ceiling binary compression for SSC, UPSC, and state PSC job portal document requirements.

Strict <100KB Job Portals Fast Wasm
Launch 100KB Portal
PDF Studio

Watermark PDF Studio

Stamp customizable text or diagonal watermarks (CONFIDENTIAL, DRAFT) across PDF pages client-side.

Diagonal 45° Opacity Control Multi-Page
Launch Watermark Studio
PDF Studio

Add Page Numbers to PDF

Number PDF documents with custom position (header/footer), margin offsets, and dynamic page formats.

Page X of Y Flexible Positions Bates Ready
Launch Page Numbers
Govt & Utility

Offline QR Code & UPI Studio

Generate instant offline high-res QR codes for URLs, text, Wi-Fi, and merchant UPI payment links.

India UPI QR 100% Offline High-Res PNG
Launch QR Code Studio
PDF Studio

Grayscale / B&W PDF Studio

Convert color PDFs to clean monochrome black and white for print savings and xerox text clarity.

Print Saver High-Contrast Canvas Render
Launch Grayscale Studio
Security & Privacy

PDF Metadata Sanitizer

Inspect, edit, or 1-click purge tracking metadata (Author, Software, Hardware traces) from sensitive PDFs.

1-Click Purge Anti-Tracking Whistleblower Safe
Launch Metadata Studio
PDF Studio

Rotate PDF Pages

Rotate all or specific pages 90°, 180°, or 270° permanently with zero recompression loss.

90° CW / CCW Odd/Even Filter Lossless
Launch Rotate Studio
PDF Studio

Extract Text from PDF

Extract raw digital text from PDF documents with word counts, 1-click clipboard copy, and .txt download.

Instant Extract Word Counter .TXT Export
Launch Text Extractor
PDF Studio

Delete PDF Pages

Permanently remove unwanted pages or custom page intervals (e.g. 1, 3, 5-7) directly in browser memory.

Interval Purge Page Exclusion 100% Private
Launch Delete Studio
PDF Studio

Extract PDF Pages

Extract specific selected pages or custom intervals into a brand new standalone PDF container.

Selective Isolate Page Ranges Clean Container
Launch Extract Studio
PDF Studio

Invert PDF Colors (Dark Mode)

Convert blinding white-background PDFs into comfortable high-contrast dark mode documents for OLED screens.

OLED Dark Mode Eye Comfort Inverted Canvas
Launch Dark Mode Studio
Developer Tool

PDF & File to Base64

Encode PDFs and files to Base64 Data URI strings or decode Base64 strings into downloadable documents.

Data URI Base64 Decode API Payloads
Launch Base64 Studio
Govt & Utility

Offline Barcode Studio

Generate standard Code-128 shipping and logistics barcodes offline in high resolution with automatic checksums.

Code-128 Logistics Ready High-Res PNG
Launch Barcode Studio
PDF Studio

Repair & Rebuild PDF

Fix damaged PDF xref tables, strip truncated trailers, and normalize object streams into compliant files.

Fix XRef Tables Trailer Rebuild ISO 32000-1
Launch Repair Studio
PDF Studio

Extract Images from PDF

Scan and isolate all embedded raster graphics and photos from PDF pages into high-res PNGs or a single ZIP archive.

XObject Scan Lossless PNG Bulk ZIP
Launch Image Extractor
Military-Grade Client-Side Privacy

Why Docuvate Ranks #1 Over Cloud PDF & Image Tools

Compare Docuvate's local WebAssembly in-memory sandbox against legacy cloud tools like iLovePDF, Smallpdf, Adobe Acrobat Web, and Pi7 Image Tool.

Master Feature & Privacy Matrix

How Docuvate protects your privacy, saves time, and removes arbitrary paywalls

Platform Feature Docuvate (100% Client-Side) iLovePDF Smallpdf Adobe Acrobat Web Pi7 Image Tool
Cloud Server Uploads 0.00 KB (Zero Leaked) Uploads to Cloud Uploads to Cloud Uploads to Cloud Uploads to Server
Daily Usage Limit 100% Free & Unlimited Throttled with countdowns Paywalled (2 tasks/day) Requires Adobe login Throttled with Captchas
Airplane-Mode PWA (Offline) Certified Offline PWA No (Fails offline) No (Fails offline) No (Fails offline) No
Strict Target KB Compression Binary Search Algorithm Fixed percentages only Fixed percentages only High/Medium/Low only Approximation
Live Zero-Leak Auditor Built-in Real-Time Audit No No No No
Advertisements & Trackers Zero Ads / Zero Trackers Display ads & trackers Banners & telemetry Marketing tracking Aggressive display ads

WebAssembly Core

Engineered with local compiled C/C++ and JavaScript engines running at native execution speed directly inside your browser.

WebCrypto Cryptography

Hardware-accelerated SHA-256 integrity hashing and client-side password protection keeping your sensitive files safe.

Zero Server Latency

Files never upload through slow internet connections. Processing begins and finishes instantaneously in local RAM.

Open Source & Free Forever

Licensed under the MIT license. Designed and engineered with passion by Raj Kishor Mahapatra for the global web community.

Frequently Asked Questions

Learn more about Docuvate's client-side private workstation technology

Traditional document tools like iLovePDF, Smallpdf, and online converters upload your files across the internet to their backend servers. Docuvate operates 100% locally in your browser's RAM memory using WebAssembly, HTML5 Canvas, and WebCrypto. Your sensitive files never leave your computer or phone.
Yes! Docuvate is 100% free and open-source under the MIT license. There are no daily usage limits, no paywalls, and no hidden subscriptions.
Yes! Docuvate is an installable Progressive Web App (PWA). All libraries and engines are bundled locally. Once loaded, you can disconnect Wi-Fi or turn on Airplane Mode and use all 16 studios offline.
Docuvate includes an active Live Network Auditor in the header. You can click the Live Audit badge at any time to inspect network telemetry, confirming 0.00 KB uploaded and verified client-side WebCrypto SHA-256 calculation.