Cartilon | Free Business Tools & Tax-Compliant Invoice Generator

Zero-login, client-side privacy-first business tools for founders, freelancers, and small businesses worldwide. Create tax invoices, merge PDFs, generate vector QR codes, draft contracts, and run salary calculations with 100% local privacy.

Free Tax-Compliant Invoice Generator (GST, VAT, Sales Tax)

Generate professional, audit-ready invoices with multi-tier taxation support including Indian GST (CGST, SGST, IGST), European VAT, and US Sales Tax. Choose between 8 curated templates (Modern, Classic, Minimal, Tech, Elegant, Compact, Creative, Executive), preview changes in real-time on a 100% True-Scale A4 canvas, and export vector-sharp PDFs instantly without watermarks or account sign-ups.

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Client-Side PDF Suite & Document Utilities

Merge multi-page PDF documents, split chapters, compress file sizes to target MBs, rotate orientation, add confidentiality watermarks, and encrypt with secure passwords. All document processing executes entirely in your browser using WebAssembly and client-side memory for complete data confidentiality.

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High-Resolution Vector QR Code & Barcode Generator

Create custom vector QR codes for URLs, UPI payment requests, Wi-Fi credentials, vCards, and plain text with embedded logos and high error correction. Generate GS1-compliant EAN-13, UPC, and Code 128 barcodes for retail and inventory management.

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Legal Agreements, Quotations & Financial Calculators

Draft enforceable Non-Disclosure Agreements (NDAs), Independent Contractor Agreements, and Service Contracts in minutes. Generate professional commercial quotations, HRA-exempt rent receipts, employee paystubs, and calculate overdue invoice interest and take-home pay.

Draft Legal Agreement →

Frequently Asked Questions (FAQ)

How do I create a free GST or VAT invoice on Cartilon?

Visit /invoice, input your business details and client information, enter line items with applicable tax rates, choose your preferred design template, and download your clean PDF immediately.

Is Cartilon free and watermark-free?

Yes. Cartilon produces clean, professional, watermark-free documents for your business at zero cost.

Are my documents or invoices stored on external servers?

No. Cartilon runs entirely in your local browser sandbox. No invoice data, client names, or financial numbers are transmitted to or stored on remote servers.