Free Online PDF Tools & Converter Suite
Merge, split, compress, sign, convert, and analyze PDF documents completely free. All processing happens 100% locally inside your web browser — zero document uploads or server logs guaranteed.
Merge PDFs
Combine multiple PDF files into one single document with custom page ordering.
Split PDF
Separate PDF pages or extract custom page ranges into individual documents.
Compress PDF
Reduce PDF file size up to 70% while maintaining crisp document quality.
Compress PDF to Target Size (KB / MB)
Shrink PDF files to exact KB targets (50KB, 100KB, 200KB, 500KB) for UPSC, SSC, IBPS, and job portal uploads with instant thumbnail preview.
Bates Numbering Studio Pro
Assign legal sequential alphanumeric identifiers, confidentiality disclosure banners, and export production audit logs for legal discovery and trial exhibits.
Organize Pages
Rearrange, rotate, delete, or duplicate PDF pages with interactive visual drag & drop.
Rotate PDF
Rotate specific pages or entire PDF documents 90°, 180°, or 270° permanently.
Flip PDF
Mirror PDF pages horizontally or vertically with 1-click transformation.
Scan Document
Use your device camera or webcam to scan physical documents directly into PDF.
Alternate & Mix PDF
Interleave and alternate odd/even pages from two separate PDF documents.
Split PDF in Half
Split two-up scanned book pages or cut documents into two equal halves.
Split PDF by Size
Automatically split large PDF files into smaller chunks of a specified file size.
Split PDF by Text
Split PDF automatically wherever a specific keyword or invoice separator appears.
Split by Bookmarks
Split chapters or sections using the embedded PDF bookmark outline table.
PDF Workflow Builder
Build, customize, and execute multi-step automated PDF processing pipelines with zero server uploads.
N-Up / Multiple Pages
Print or arrange 2, 4, or 8 pages per sheet to save paper and condense docs.
Crop & Resize PDF
Trim page margins, remove scanner borders, and standardize page sizes to A4 or Letter.
PDF to ZIP
Convert every page of a PDF into high-res images and download packed inside a ZIP archive.
Edit PDF & Signature
Add new text boxes, fix typos, insert images, and sign any PDF in your browser.
Sign PDF
Create and place legally valid digital signatures by drawing, typing, or uploading.
Add Watermark
Protect intellectual property with custom text or logo watermarks (angle & opacity controls).
Add Page Numbers
Insert numbered headers and footers (e.g. Page X of Y) with custom positions and font sizes.
Headers & Footers
Add recurring custom top headers, bottom footers, dates, and copyright notices.
Redact PDF
Permanently blackout confidential information and numbers before sharing sensitive PDFs.
Flatten PDF
Lock fillable form fields and interactive annotations permanently into static print pages.
Invert PDF Colours
Switch to high-contrast Dark Mode, Sepia, or Grayscale for comfortable night reading.
Handwriting to PDF
Convert handwritten notes, photos, and scans into typed searchable PDFs with layout preservation and OCR.
PDF to Handwriting
Convert PDF documents and typed text into realistic handwritten notes with custom paper, ink colors, and custom alphabet drawing.
Images to PDF
Convert JPG, PNG, WebP, and GIF image files into a single unified PDF document.
PDF to JPG / PNG
Extract PDF pages into ultra-clear high resolution images (up to 600 DPI).
Word to PDF
Convert Microsoft Word .docx and .doc files to standard PDF documents in your browser.
PDF to Word (.docx)
Convert PDF documents to editable Microsoft Word documents with structured paragraphs.
Excel to PDF
Convert Excel spreadsheets (.xlsx, .xls) to clean, printable PDF tables.
PDF to Excel (.xlsx)
Extract tabular data and financial statements from PDF into editable Excel sheets.
PDF to CSV & Bank Statement Converter
Convert bank statements, financial tables, invoices, and multi-column tabular PDF documents into clean CSV, TSV, and Excel spreadsheets with live editing.
PowerPoint to PDF
Convert PowerPoint .pptx presentations into high quality printable PDF slides.
PDF to PowerPoint
Convert PDF slides back into editable Microsoft PowerPoint .pptx format.
Markdown to PDF Studio
Convert Markdown to PDF with live split-view preview, LaTeX math ($$), GFM tables, code highlighting, and vector print.
HTML to PDF
Convert raw HTML code or web snippets into styled PDF documents.
PDF to HTML
Convert PDF pages to clean HTML with selectable web text.
CSV to PDF
Transform CSV data files into beautiful, formatted PDF summary reports.
Create PDF from Scratch
Use rich-text WYSIWYG editor with headings, tables, and colors to export clean PDFs.
Extract Text from PDF
Extract raw, unformatted text layers from PDF documents instantly.
Extract Images from PDF
Extract and download all embedded photographs and graphics from inside any PDF.
Edit PDF Metadata
View and edit document Author, Title, Subject, Keywords, and Creator tags.
PDF to Audio (TTS)
Listen to your PDF document read aloud using high-quality neural speech synthesis.
Audio to PDF
Transcribe voice recordings and MP3 files into a formatted PDF transcript.
eBook to PDF
Convert EPUB, MOBI, and AZW3 digital ebooks into standard PDF format.
PDF to EPUB
Convert PDF documents to EPUB format for Kindle, Apple Books, and e-readers.
Encrypt PDF (Password Protect)
Add strong AES-256 password protection to restrict document opening and printing.
Unlock PDF
Remove known passwords and restrictions from your secured PDF files permanently.
Remove Password
Decrypt protected PDFs locally without uploading keys to any server.
Auto-Redact PII
Automatically detect and blackout sensitive Aadhaar, PAN, SSN, emails, and phone numbers.
Privacy Risk Scanner
Scan PDF for hidden metadata, GPS location history, author revisions, and strip them.
Fill PDF Form
Fill interactive AcroForm fields, checkboxes, and text inputs directly in browser.
Fingerprint PDF
Add invisible forensic tracking watermarks to identify document leak sources.
Chat with PDF (AI)
Ask questions, analyze contracts, and get instant answers from any PDF document.
AI PDF Summarizer
Generate executive bullet points, key takeaways, and comprehensive PDF summaries.
Searchable PDF (OCR)
Convert scanned paper documents and photo PDFs into searchable, selectable text.
Compare Two PDFs
View two PDF files side-by-side with synchronized scrolling to spot revisions.
Repair Corrupt PDF
Forensic recovery engine to fix damaged xref tables and broken PDF streams.
GST & Global Invoice Generator
Generate compliant tax invoices for India (GST), USA (Sales Tax), UK (VAT), UAE, and worldwide with multi-currency & PDF export.
POS Bill Generator
Point of Sale retail checkout and receipt generator with thermal printer PDF output.
GST Filing Prep
Summarize and calculate monthly GST sales, tax totals, and HSN breakdown into PDF.
GST Calculator
Calculate GST amount, add or remove tax from MRP, compute CGST/SGST/IGST splits, and export PDF statements.
P2P File Share
Transfer documents directly browser-to-browser with WebRTC end-to-end encryption.
Resume Builder
Build ATS-friendly professional resumes with 6 premium templates, live preview, and export to PDF, LaTeX, or plain text.
Salary Slip Generator
Generate professional employee payslips with earnings, deductions, PF, ESI, TDS, attendance tracking, and instant PDF download.
Collaborative Whiteboard Studio
Real-time P2P collaborative canvas with peer cursors, geometric shapes, sticky notes, laser pointer, and vector PDF export.
Loan EMI Calculator
Calculate home, car, and personal loan EMI with prepayment simulation, amortization schedule, and PDF/CSV export.
Passport Size Photo Maker
Create professional passport, visa, and ID photos with auto-tiling print sheets (4x6, 5x7, A4), standard country sizes (India, US, UK, Schengen), background tinting, cutting marks, and 300 DPI PDF/JPG download.
Age Calculator Studio
Calculate exact chronological age in years, months, days, hours, and seconds. Verify govt exam age cut-offs, next birthday countdowns, planetary age, and download PDF age certificates.
Govt Exam Photo & Signature Resizer
Resize, crop, and compress passport photos and signatures to exact KB file size limits (20-50 KB, 10-20 KB) for SSC, UPSC, NEET, IBPS, and State PSC application forms.
CGPA to Percentage Calculator
Convert 10-point CGPA into exact percentages using CBSE (9.5), VTU, Mumbai, and Anna University formulas, US 4.0 GPA scale, and export PDF marksheet summaries.
SIP & Lumpsum Calculator
Calculate expected future wealth and returns for Mutual Fund SIPs, Step-Up SIPs, Lumpsum investments, and ₹1 Crore goal plans with compounding schedules.
Income Tax Calculator (New vs Old Regime)
Compare income tax liability under New Tax Regime (with ₹75,000 std deduction) vs Old Tax Regime (80C, 80D, HRA) for FY 2024-25 / 2025-26 with instant PDF report.
Compound Interest Calculator
Simulate exponential investment compounding with custom frequencies (daily, monthly, quarterly, annual), monthly contributions, and PDF schedule export.
Percentage Calculator (All-in-One)
Calculate percentages of numbers, percentage change (increase/decrease), reverse discount pricing, and marks percentages with step-by-step arithmetic.
Bulk Image Compressor & WebP Converter
Compress up to 50+ JPG, PNG, and WebP images simultaneously with custom quality, dimension resizing, and one-click ZIP download.
Social Media Image Resizer & Crop Studio
Resize photos for Instagram, YouTube thumbnails, LinkedIn, Twitter/X, and TikTok with smart cropping, blurred background fill, and high-res export.
Free In-Browser Background Remover
Remove image backgrounds instantly with click-to-sample color matting, tolerance adjustment, transparent PNG export, and studio color replacement.
Why Use DocuDev Client-Side PDF Tools?
Traditional online PDF converters require uploading your confidential business contracts, tax invoices, and personal IDs to external servers. DocuDev operates differently: all PDF manipulation algorithms (built using WebAssembly and PDF.js) execute directly inside your browser memory.
Your PDF files never leave your computer or mobile device. Zero network uploads mean 100% compliance with data privacy regulations.
Without file upload and download bottlenecks, merging 50+ pages or compressing large PDFs happens instantly at local CPU speed.
Enjoy clean, professional document exports with zero forced watermarks, daily limits, or paid subscription traps.