PDF Tools India — pdftoolsindia.com (React + Vite)
120+ free, privacy-first PDF, Image, Video, Business, Education and Tamil tools built for India. All tools execute client-side in the browser (Merge, Split, Watermark, Invoices, Receipts, Salary Slips, Exam Photo Resizer, Tamil Typing, Pomodoro Study Timer, Land Converter) with zero forced data upload and device-local privacy.
Features & Architecture
- Framework: React 18 SPA built with Vite and Tailwind CSS.
- Client-Side PDF Processing: Browser-based PDF manipulation (merging, splitting, watermarking, images-to-PDF) powered by
pdf-lib.
- Tamil Language & Transliteration:
- Full Tamil and English UI with instant language toggle.
- Tanglish phonetic transliteration (
vanakkam -> வணக்கம், nandri -> நன்றி).
- Bamini/TSCII legacy fonts to modern Unicode converter.
- Number to Words converter in both English and Tamil words (e.g.
1,25,000 -> ஒரு லட்சத்து இருபத்தைந்தாயிரம் ரூபாய் மட்டும்).
- Business & Office Tools:
- GST Invoice, Quotation, Cash Bill & Purchase Order generator with state tax split (CGST+SGST or IGST), round-off, and print/PDF export.
- Receipts & Vouchers (Rent receipt with landlord PAN for HRA proof, tuition fee, cash receipt, payment voucher).
- Salary Slip (Monthly payslip with basic, HRA, PF 12%, ESI, professional tax, LOP deductions).
- Formal Leave Application Letter generator in Tamil, English, and Bilingual format.
- Income Tax Calculator comparing Old vs New Tax Regime side-by-side for FY 2026-27 with rebate u/s 87A.
- EMI & Loan Repayment Calculator with amortization breakdown.
- GST Calculator (Add/Remove GST with 5%, 12%, 18%, 28% slabs).
- Exam & Image Tools:
- Exam Photo & Signature Resizer with presets for TNPSC, UPSC, SSC, IBPS, and NEET.
- Image compressor with quality tuning and before/after size readout.
- Image format converter (JPG ⇄ PNG ⇄ WEBP).
- Audience Hubs:
- Government Employees Hub: DA/DR Arrears calculator, salary slip, leave letter, income tax comparison.
- Students Hub: Pomodoro study timer, TNEA engineering cut-off calculator, exam photo resizer.
- Farmer Toolbox: TNAU rice fertilizer dosage (Urea, DAP, MOP), knapsack spray ratio, and crop economics.
- Kalvi Kalanjiyam: Classes 1–10 Samacheer syllabus quiz games and science/math concepts.
- Matrimony & Marriage Biodata: Sri Chowdeshwari Thirumana Amaippagam and printable biodata maker.
Development & Build
# Start development server on port 3000
npm run dev
# Compile TypeScript and build for production
npm run build
# Preview production build
npm run preview
