Free Online Business Tools
5 free business tools. No signup required. Works entirely in your browser.
Pro Invoice Studio
Create professional GST invoices with customizable templates, auto-calculations, and PDF export.
PopularSalary Slip Studio
Generate detailed salary slips with earnings, deductions, and compliance-ready formatting.
PopularLegal Contract Studio
Create NDAs, service agreements, and legal contracts with customizable templates.
ID Card Creator
Design professional employee ID cards with photo upload, QR codes, and custom branding.
Rent Receipt Generator
Generate rent receipts for HRA claims with landlord details and revenue stamps.
About Business Tools on OneTool
OneTool provides 5 free business tools that run entirely in your browser. No account, no email, no subscription. Your data stays on your device.
These tools help with: business document generator free, GST invoice generator India, salary slip generator, rent receipt maker, ID card generator, legal agreement template.
All tools are part of the OneTool suite — a free collection of 60+ utilities for finance, productivity, developer tasks, PDF management, and more.