Comprehensive Directory

Online Tax, GST & Compliance Tools Directory

Find the exact calculator or verification utility you need. Filter by keyword or jump directly to any of our primary compliance categories.

GST Tools Income Tax Tools Financial Calculators Business Verification Other Utilities

Goods & Services Tax (GST) Tools

GST Compliance
Calculator

Free GST Calculator

Calculate GST inclusive and exclusive amounts with CGST, SGST, and IGST tax splits.

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Billing Tool

GST Invoice Generator

Create professional, Rule 46 compliant tax invoices with multiple items, tax bifurcations, and print preview.

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GSTIN Check

GST Verification Tool

Verify 15-digit GSTIN syntax, decode state jurisdiction code, entity type, and checksum.

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Format Validator

GSTIN Format & Checksum Validator

Deep structure verification: state codes (01-38), 10-digit PAN syntax, and Luhn Mod 36 checksum.

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GST Search

PAN to GST Number Search

Find all GSTIN registrations mapped to a Permanent Account Number across Indian states.

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Due Dates

GSTR-1 Due Date Checker

Track statutory outward supply deadlines for Monthly filers (11th) and QRMP / IFF (13th).

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Due Dates

GSTR-3B Due Date Checker

Monthly (20th) and State-wise QRMP (22nd vs 24th) deadlines with Section 50 interest estimates.

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Compliance

GST Filing Status Checker

Track GSTR-1, GSTR-3B, and GSTR-9 monthly and annual compliance return track schedules.

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Penalty Check

GST Late Fee Calculator

Compute statutory late fees and 18% interest under Section 47 for delayed GSTR-3B filings.

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Business Lookup

Name to GST Search Guide

Locate GSTIN details using legal company name or registered trade name through official tax registries.

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ARN Tracking

GST ARN Status Check

Check Application Reference Number (ARN) syntax for new GST registrations and refund claims.

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Income Tax Tools & Calculators

AY 2025-26
Comparison

Old vs New Tax Regime Calculator

Compare tax liability under Section 115BAC vs Old Regime with ₹75k standard deduction and ₹7L rebate.

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AY 2025-26

Income Tax Calculator

Compute comprehensive tax liability with all exemptions, cess, surcharge, and Section 87A rebate.

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Budget 2024

Capital Gains Tax Calculator

Calculate STCG & LTCG on shares, equity mutual funds, property, and gold with new 12.5% rates.

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Installments

Advance Tax Calculator

Compute Section 208 tax liability and calculate 4 statutory installments (June, Sept, Dec, March).

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Exemption

HRA Calculator

Calculate Section 10(13A) house rent allowance exemption for metro and non-metro cities.

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Utility

Rent Receipt Generator

Generate printable rent receipts complete with Landlord PAN slot for HRA tax exemption proof.

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TDS Check

TDS on Rent Calculator

Calculate Section 194-IB (rent > ₹50,000/month) and Section 194-I commercial rent withholding.

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Tax Saving

80C Calculator

Consolidate EPF, PPF, ELSS, life insurance, and tuition fees up to the ₹1,50,000 cap.

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Health Relief

Section 80D Calculator

Health insurance premium and preventive health checkup relief for self, family, and senior citizen parents.

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State Slabs

Professional Tax Calculator

Calculate state-wise monthly PT deductions for Maharashtra, Karnataka, West Bengal, Telangana, and Gujarat.

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Withholding

TDS Calculator

Compute Tax Deducted at Source for contractor payments, professional fees, rent, and interest.

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OLTAS / TIN

Challan Status Checker

Verify BSR Code, Tender Date, Challan Serial Number, and CIN for ITNS 280 tax credits.

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Filing Guide

ITR Eligibility Checker

Determine whether filing is mandatory under Section 139(1) and pick between ITR-1, 2, 3, or 4.

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VDA Tax

Cryptocurrency Tax Calculator

Calculate flat 30% tax on Virtual Digital Assets under Section 115BBH plus 1% TDS u/s 194S.

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Property Tax

Income from House Property

Calculate Gross Annual Value, municipal taxes, 30% statutory deduction, and home loan loss.

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Dependent Relief

Section 80DD Calculator

Calculate medical maintenance deduction for disabled dependents (₹75,000 or ₹1,25,000).

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Savings Relief

Section 80TTA & 80TTB Calculator

Compute savings account interest tax deductions up to ₹10,000 for adults and ₹50,000 for seniors.

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Disability Relief

Section 80U Calculator

Flat tax deduction of ₹75,000 (disability) or ₹1,25,000 (severe disability) for resident individuals.

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Allowance

Transport Allowance Calculator

Calculate transport conveyance exemption for differently-abled employees (₹3,200/month).

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Financial, Loan & Investment Calculators

Wealth & Loans
Home Loan

Home Loan EMI Calculator

Compute housing loan installments, total interest, and annual income tax benefits u/s 24(b) and 80C.

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Eligibility

Loan Eligibility Calculator

Calculate maximum loan eligibility based on monthly income, existing EMIs, and FOIR ratio.

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Personal Loan

Personal Loan Calculator

Calculate monthly personal loan EMIs, interest payable, and processing fee impact across tenures.

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Auto Finance

Vehicle Loan EMI Calculator

Compute car and bike loan EMIs with down payment, on-road vehicle price, and amortization.

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Govt Scheme

PPF Calculator

Calculate Public Provident Fund 15-year maturity value, 7.1% interest gain, and Section 80C EEE returns.

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Retirement

NPS Pension Calculator

Calculate National Pension System retirement corpus, 60% tax-free lump-sum, and monthly pension.

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Investments

SIP Calculator

Simulate Systematic Investment Plan wealth creation with compounding monthly returns.

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Loans

EMI Calculator

Calculate monthly installments, total interest payable, and amortization schedule for any loan.

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Payroll

In-Hand Salary Calculator (CTC)

Convert annual CTC into monthly take-home salary after EPF, Professional Tax, and TDS deductions.

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Retirement

Gratuity Calculator

Compute statutory gratuity under the Payment of Gratuity Act 1972 with the ₹20,00,000 tax-free cap.

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Fixed Income

FD Calculator

Calculate Fixed Deposit maturity amounts with quarterly compounding interest for regular and senior citizens.

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Savings

RD Calculator

Compute Recurring Deposit quarterly compounding interest and maturity values for monthly deposits.

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Finance

Simple Interest Calculator

Calculate interest and total returns on loans and deposits using standard P × R × T / 100.

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Compounding

Compound Interest Calculator

Calculate compounding interest with annual, semi-annual, quarterly, or monthly compounding intervals.

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Govt Scheme

Sukanya Samriddhi Yojana (SSY)

Project SSY maturity corpus and 8.2% annual interest for your daughter's higher education.

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Retirement

PF (EPF) Calculator

Simulate Employee Provident Fund growth at 8.25% EPFO statutory rate with annual salary increments.

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Business & Legal Verification

Registry Utilities
MCA21

Company CIN Verification

Decode 21-digit Corporate Identification Number (CIN): RoC, listing status, year, and company type.

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LLP Act

LLPIN Verification

Validate 7-character Limited Liability Partnership Identification Number and compliance filing status.

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Startup Tool

Company Name Generator

Generate RoC/MCA compliant business names based on industry, keywords, and Rule 8 naming guidelines.

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Legal Draft

Legal Notice Generator

Draft formal legal notices for cheque bounce (Section 138), recovery of money, and breach of contract.

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Agreement

Rent Agreement Generator (11-Month)

Create standard 11-month Residential & Commercial Leave & License agreements ready for e-stamping.

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India Post

Pincode Search Tool

Search 6-digit PIN codes, decode postal zones, sub-districts, and official delivery circles.

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Banking

IFSC Code Search

Validate 11-character Indian Financial System Code (IFSC) structure and decode major bank entities.

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Food Safety

FSSAI License Verification

Validate 14-digit Food Safety Authority registration numbers, state codes, and year of issue.

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Tax Deduction

TAN Verification

Check 10-character Tax Deduction Account Number syntax, city code, and official portal lookups.

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Compliance

Aadhaar PAN Link Status

Verify Aadhaar and PAN formatting and navigate statutory linkage status on the e-Filing portal.

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Corporate

DIN Verification

Verify 8-digit Director Identification Numbers (DIN/DPIN) issued by the Ministry of Corporate Affairs.

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MSME

Udyam Verification

Validate MSME Udyam Registration format and access official Ministry of MSME verification.

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IP India

Trademark Status Check

Verify Trademark Application syntax, find Nice Classification (Classes 1-45), and track status.

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Other Specialized Utilities

Digital Utilities
Validation

Email Verification

Perform RFC 5322 syntax validation, detect disposable temporary domains, and inspect mail delivery.

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