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Free Online Tools for India

GST calculator, income tax calculator, SIP calculator, rent receipt generator, LIC premium calculator, resume builder, and 100+ more tools. All free. No signup.

GST & Compliance

12 tools
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GST Calculator Popular
Calculate GST with CGST, SGST, IGST breakdown. Supports inclusive and exclusive calculation.
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HSN Code Finder Popular
Search HSN/SAC codes and find correct GST rates for any product or service.
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G
GSTIN Lookup
Verify GSTIN numbers, check filing status, and get business details from GST portal.
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D
GST Due Dates
Complete calendar of GST return filing deadlines for GSTR-1, GSTR-3B, GSTR-9, and more.
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ITC Calculator
Calculate Input Tax Credit eligibility and track ITC utilization across CGST, SGST, IGST.
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GST Penalty Calculator
Calculate late filing penalty and interest on overdue GST returns.
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GST Interest Calculator
Calculate interest on late GST payments at 18% per annum.
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Late Fee Calculator
Calculate late fee for delayed GST return filing per day.
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RCM Calculator
Calculate Reverse Charge Mechanism GST liability on specified goods and services.
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GSTR-9 Checklist
Comprehensive checklist for annual GST return filing.
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GST Rate Finder
Find applicable GST rate for any goods or services with detailed breakdown.
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A
GST Audit Checklist
Complete audit preparation checklist for GST compliance review.
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Tax & Finance

30 tools
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Income Tax Calculator Popular
Compare old vs new tax regime for FY 2026-27 with full deduction analysis.
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Take Home Salary Calculator
Calculate in-hand salary from CTC with PF, tax, and all deductions.
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H
HRA Calculator
Calculate HRA exemption under Section 10(13A) for salaried employees.
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Section 80C Planner
Plan your 80C investments to maximize tax savings up to ₹1.5 lakh.
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Section 80D Calculator
Calculate health insurance premium deductions under Section 80D.
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SIP Calculator Popular
Calculate SIP returns with step-up and visualize wealth growth over time.
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EMI Calculator Popular
Calculate EMI for home loan, car loan, and personal loan with amortization schedule.
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PPF Calculator
Calculate PPF maturity amount with yearly contributions and current interest rate.
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FD Calculator
Calculate Fixed Deposit maturity amount with different compounding frequencies.
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Mutual Fund Calculator
Calculate lumpsum and SIP returns for mutual fund investments.
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Compound Interest Calculator
Calculate compound interest with custom compounding frequency and duration.
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NPS Calculator
Calculate NPS corpus and pension with Tier-I contributions under 80CCD.
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EPF Calculator
Calculate EPF balance at retirement with employee and employer contributions.
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SSY Calculator
Calculate Sukanya Samriddhi Yojana maturity amount for girl child.
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TDS Calculator
Calculate TDS on salary, interest, rent, and professional payments.
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Advance Tax Calculator
Calculate advance tax installments with quarterly due dates.
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Capital Gains Calculator
Calculate STCG and LTCG tax on stocks, mutual funds, and property.
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Home Loan Calculator
Calculate home loan EMI with tax benefits under Section 24 and 80C.
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Gratuity Calculator
Calculate gratuity amount based on years of service and last drawn salary.
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Salary Tax Optimizer
Optimize your salary structure to minimize tax liability legally.
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Retirement Calculator
Plan your retirement corpus with inflation and expense projections.
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ITR Form Selector
Find which ITR form you need to file based on your income sources.
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Tax Refund Calculator
Estimate your income tax refund for the current financial year.
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Old vs New Regime Comparison
Side-by-side comparison of old and new tax regime with slab-wise breakdown.
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GST Calculator (TaxFile)
Quick GST calculation within the TaxFile suite.
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RD Calculator
Calculate Recurring Deposit maturity amount with monthly installments.
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SWP Calculator
Calculate Systematic Withdrawal Plan returns and remaining corpus.
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CAGR Calculator
Calculate Compound Annual Growth Rate for investments.
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Inflation Calculator
Calculate future value of money adjusted for inflation.
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Professional Tax Calculator
Calculate state-wise professional tax deduction from salary.
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Insurance

20 tools
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LIC Premium Calculator Popular
Calculate exact LIC premium with GST, rebates, and mode factor for any plan.
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Maturity Calculator
Calculate LIC policy maturity amount with bonus and FAB projections.
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Plan Comparison
Compare two LIC plans side by side — premiums, benefits, and features.
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Commission Calculator
Calculate agent commission on first year and renewal LIC premiums.
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Insurance Tax Calculator
Calculate tax benefits on LIC premiums under 80C, 80D, and 10(10D).
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Bonus History
View historical bonus rates for all LIC plans year by year.
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Revival Calculator
Calculate cost to revive a lapsed LIC policy with interest and penalties.
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Surrender Value Calculator
Calculate guaranteed and special surrender value for LIC policies.
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Loan on Policy Calculator
Calculate maximum loan amount available against your LIC policy.
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Claim Estimator
Estimate death and maturity claim amounts for LIC policies.
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Plan Recommender
Get personalized LIC plan recommendations based on age, budget, and goals.
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Premium Table
View complete premium rate tables for all LIC plans by age and term.
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Insurance Age Calculator
Calculate insurance age (age nearest birthday) for LIC policy issuance.
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Paid-Up Value Calculator
Calculate paid-up value of your LIC policy if premiums are stopped.
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Rider Premium Calculator
Calculate additional premium for accident benefit and term riders.
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Rebate Calculator
Calculate SA rebate and mode rebate savings on LIC premiums.
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SIP vs Insurance
Compare SIP returns vs insurance maturity — which gives better returns?
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Claim Settlement Ratio
View LIC claim settlement ratios and compare with other insurers.
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FD/RD Calculator
Calculate FD and RD returns for comparing with insurance maturity.
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LIC Branch Locator
Find nearest LIC branch office with address and contact details.
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Documents & HR

15 tools
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Rent Receipt Generator Popular
Generate rent receipts for HRA tax exemption. Download as PDF instantly.
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A
Rental Agreement Generator
Generate legally valid rental agreements with customizable clauses.
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S
Salary Slip Generator
Generate professional salary slips with all components and deductions.
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E
Experience Letter Generator
Generate work experience letters with company details and designation.
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Relieving Letter Generator
Generate relieving letters confirming employee resignation acceptance.
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Offer Letter Generator
Generate professional job offer letters with CTC breakdown.
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Appointment Letter Generator
Generate employment appointment letters with terms and conditions.
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Invoice Generator
Generate GST-compliant invoices with automatic tax calculation.
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NOC Letter Generator
Generate No Objection Certificates for various purposes.
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Resignation Letter Generator
Generate professional resignation letters with notice period details.
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Leave Application Generator
Generate leave applications for casual, sick, and earned leave.
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B
Bonafide Certificate Generator
Generate bonafide certificates for educational and employment purposes.
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Power of Attorney Generator
Generate Power of Attorney documents for property and legal matters.
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Authorization Letter Generator
Generate authorization letters to delegate tasks or collect documents.
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Salary Certificate Generator
Generate salary certificates for loan, visa, and official purposes.
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Career

3 tools
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AI Resume Builder Popular
ATS-optimized resume builder with AI-written bullet points and multiple templates.
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AI Job Search
Smart job matching with automated applications and AI cover letters.
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Salary Calculator Popular
Calculate take-home pay with CTC breakdown and tax comparison.
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Business

12 tools
I
Invoice Generator
Create professional GST-compliant invoices with payment tracking.
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Q
QR Code Generator
Generate QR codes with custom branding, logo embed, and scan analytics.
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C
File Converter
Convert PDF, images, documents, and more. Batch processing supported.
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B
Business Name Generator
AI-powered business name generator with domain availability checks.
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Pitch Deck Builder
AI pitch deck builder for startups with financial models and valuation.
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Proposal Writer
AI proposal writer for business proposals and RFP responses.
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C
Contract Management
AI-powered contract drafting, review, and management with risk analysis.
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Payroll Management
Automated payroll processing with tax calculations and payslip generation.
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Inventory Management
Track stock levels, automate reordering, and manage supplier operations.
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C
Compliance Pilot
Track filing deadlines, manage regulatory requirements, and avoid penalties.
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CA Workflow
Workflow management for Chartered Accountants with deadline tracking.
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F
Financial Calculator Suite
EMI, SIP, FD/RD, loan comparison, retirement planning calculators.
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Productivity

8 tools
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Project Tracker
Task management, team collaboration, and automated status reports.
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Meeting Scheduler
Smart calendar management with timezone handling and reminders.
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Knowledge Management
AI knowledge graphs, smart recall, and team knowledge sharing.
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AI Newsletter
AI-curated content, smart writing, and subscriber management.
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C
Client Management CRM
Track leads, manage deals, automate follow-ups, and close more sales.
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Customer Support AI
Automate ticket routing and generate responses with 24/7 AI support.
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Voice AI
AI phone agents, call transcription, and automated voice workflows.
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Web Analytics
Privacy-first web analytics — track visitors and conversions without cookies.
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Embed Free Widgets on Your Website

Add free calculators and tools to your website with one line of code. No API key or signup required.

GST Calculator Widget

Embeddable GST calculator with inclusive/exclusive modes and all slab rates.

<iframe src="https://gst.doaide.com/widget" width="400" height="460" frameborder="0" style="border:1px solid #e5e7eb;border-radius:8px;" title="GST Calculator"></iframe>

HSN Code Finder Widget

Embeddable HSN/SAC code search with GST rates for any product.

<iframe src="https://gst.doaide.com/widget/hsn" width="400" height="420" frameborder="0" style="border:1px solid #e5e7eb;border-radius:8px;" title="HSN Code Finder"></iframe>

Income Tax Calculator Widget

Embeddable income tax calculator with old vs new regime comparison.

<iframe src="https://tax.doaide.com/embed/income-tax-calculator" width="400" height="520" frameborder="0" style="border:1px solid #e5e7eb;border-radius:8px;" title="Income Tax Calculator"></iframe>

LIC Premium Calculator Widget

Embeddable LIC premium calculator with 24+ plans and GST breakdown.

<iframe src="https://insure.doaide.com/embed/premium-calculator" width="400" height="520" frameborder="0" style="border:1px solid #e5e7eb;border-radius:8px;" title="LIC Premium Calculator"></iframe>

Rent Receipt Generator Widget

Embeddable rent receipt generator with PDF download for HRA claims.

<iframe src="https://docs.doaide.com/embed/rent-receipt-generator" width="400" height="560" frameborder="0" style="border:1px solid #e5e7eb;border-radius:8px;" title="Rent Receipt Generator"></iframe>