Financial, Invoicing & Tax Tools for Independent Businesses.
Generate compliant GST invoices, 44ADA advance tax schedules, proposals, and zero-knowledge sanitized AI prompts. 100% client-side computing—your sensitive financials never leave your browser.
Production-Grade Financial & Business Utilities
Built for speed, accuracy, and complete data privacy. No logins, no watermarks, no limits.
GST Invoice & Quotation Maker
Generate legally compliant GST tax invoices, proforma bills, and quotations with automatic CGST, SGST, IGST calculations and 1-click PDF export.
Advance Tax Calculator (Sec. 44ADA)
Calculate your exact quarterly advance tax installments under presumptive taxation with 50% profit rules, FY 2025-26 slabs, and TDS credits.
Zero-Knowledge AI Prompt Sanitizer
Safely paste contracts, financials, and client KYC into ChatGPT or Claude without leaking confidential data. 100% client-side masking with 1-click restoration.
Dynamic Branded UPI QR Generator
Generate customized UPI QR codes with your business logo and embedded invoice amounts. Includes printable tabletop desk standees for GPay, PhonePe, and Paytm.
Salaried CTC vs. Freelance In-Hand
Compare corporate corporate CTC take-home against presumptive freelance billing (Sec. 44ADA) accounting for EPF, gratuity, health cover, and effective tax rates.
Hourly Rate & Margin Calculator
Determine what hourly or milestone rate you must bill to achieve your net target income after factoring in taxes, overheads, and 60% billable ratios.
Freelance Scope of Work & Proposal
Draft airtight freelance proposals with project scope, deliverable milestones, revision limits, and payment terms to prevent scope creep.
WhatsApp Client Follow-Up Generator
Tested message scripts for polite payment reminders, milestone check-ins, proposal follow-ups, and thank-you notes with direct 1-click WhatsApp send.
HSN & SAC Code Finder
Instant lookup directory for 150+ verified Goods and Services Tax codes across IT, consulting, design, media, marketing, and commercial trades.
Zero-Knowledge AI Prompt Sanitizer & De-Anonymizer
Safely analyze contracts, client spreadsheets, and KYC data with ChatGPT or Claude without leaking confidential identities. 100% client-side redaction of PAN, Aadhaar, names, and phone numbers with 1-click roundtrip restoration.
Dynamic Branded UPI QR Code Generator
Create instant payment QR codes embedded with your UPI VPA, business name, custom logo, and pre-filled invoice amounts. Includes ready-to-print tabletop acrylic standees for direct client billing.
Why GalaxyOfAI Operates Entirely in Your Browser
Unlike cloud SaaS products that upload your private rates and clients to remote databases, our tools execute locally.
Client-Side Memory Only
Invoices, PAN numbers, hourly fees, and calculations are processed directly in your device’s JavaScript engine. Zero bytes are transmitted to any server.
Zero Signup & Sub-Second PDF
No passwords, no confirmation emails, and no subscription paywalls. Open the tool, configure your fields, and export print-ready PDFs in seconds.
2026 Indian Tax Compliance
Engineered with up-to-date rules for Indian GST (SAC/HSN codes, intra/inter-state split) and Section 44ADA/44AD presumptive advance tax installments.
Essential Financial & Legal Guides
Field-tested frameworks for tax compliance, client negotiations, and prompt privacy.
GST Invoicing Rules for Freelancers & Agencies in 2026
Detailed breakdown of GST exemption limits (₹20L), SAC code classification, foreign client LUT filings, and valid tax invoice formats.
How to Safely Paste Contracts into ChatGPT Without Breaking NDAs
Step-by-step semantic masking framework to redact PAN, Aadhaar, client names, and financial figures before feeding prompts to public LLMs.
7 Tactful WhatsApp & Email Scripts for Overdue Invoices
Proven escalation templates from friendly 3-day reminders to formal payment demands that preserve long-term client relationships.