Now with AI Assistant & E-Invoice

The Complete ERP
for Indian Business

GST compliant. TDS ready. Manufacturing included. One powerful platform to manage your entire business — from sales to payroll.

Why FastOneBusiness
Everything you need to run your business

Built for Indian businesses that need accounting, compliance, and operations in one place.

GST

GST Compliance

Auto-calculate CGST, SGST, IGST on every transaction. Generate GSTR-1, GSTR-3B, and e-invoice directly from the system. Multi-GSTIN support for businesses with multiple registrations.

TDS

TDS Management

Automatically deduct TDS on payments as per Income Tax rates. Generate TDS returns (Form 26Q) and track challan payments. Never miss a compliance deadline again.

MFG

Manufacturing

Full BOM (Bill of Materials) management, work orders, production planning, and MRP. Track raw material consumption and finished goods output automatically.

INV

Inventory Control

Multi-warehouse, bin-level tracking. FIFO/weightavg valuation. Stock transfers, opening stock import, and real-time stock summary across locations.

API

Open API

Full REST API for every module. Connect your website, POS, marketplace, or any custom system. Webhook support for real-time event notifications.

AI

AI Assistant

Ask questions about your business data in plain English. Get instant reports, insights, and recommendations powered by AI.

15+ modules, one platform

Every module is built to work together. No integrations, no plugins, no extra costs.

📊

Dashboard

Real-time KPIs and charts

📑

Sales Invoice

With e-invoice & e-way bill

📋

Purchase Bill

Vendor bills & PO tracking

💰

Payment

Track all outflows

💵

Receipt

Customer payment tracking

📝

Journal

Double-entry accounting

🔄

Contra

Cash & bank transfers

📦

BOM

Bill of materials

🏭

Work Order

Production management

🚛

Stock Transfer

Inter-warehouse movement

👥

Payroll

Salary & payslip engine

🏢

Fixed Assets

Depreciation & register

📈

Trial Balance

Instant balance check

📊

P&L Statement

Profit & loss report

⚖️

Balance Sheet

Complete financial position

🤖

AI Assistant

Ask anything about your data

Integrate with everything

Full REST API with OTP-based authentication. Generate an API key from the app, then build anything.

# Create a sales invoice via API curl -X POST https://api.fasterp.in/api/v1/transactions/sales \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "date": "2026-07-28", "party_id": "CUST-001", "items": [ {"item_id": "ITEM-01", "qty": 10, "rate": 500} ] }'
Simple, transparent pricing

Start free. Upgrade when you need more. No hidden fees.

Starter
For small businesses
Free
Up to 500 transactions/month
  • Accounting & GST
  • 1 Company, 1 User
  • All Reports
  • Community Support
Get Started Free
Enterprise
For large operations
₹2,999/month
Everything in Professional
  • Unlimited Companies & Users
  • Full REST API Access
  • AI Assistant
  • Custom Integrations
  • Priority Support
  • Dedicated Account Manager
Contact Sales
Master every module

Free step-by-step guides with real-world examples. Go from beginner to expert.

Ready to simplify your business?

Join hundreds of Indian businesses already using FastOneBusiness. Set up in 5 minutes. No credit card required.

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