GD SINGH & ASSOCIATES Chartered Accountants
GD SINGH & ASSOCIATES

Free Online Tools & Calculators | Useful Tools for Everyone

Free Online Tools & Calculators | Useful Tools for Everyone

Free Online Tools & Calculators

Discover useful online tools and calculators for finance, tax, business, accounting, documents, productivity, technology and everyday tasks. Use our growing collection of simple browser-based tools to save time and simplify common tasks.

Free Tools • Easy to Use • Browser Based
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Fast & Simple Easy-to-use online tools
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Privacy Focused Local processing where applicable
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No Installation Use directly in your browser
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Free Tools Useful tools at no cost

Useful Online Tools

Explore our collection of practical online tools and utilities.

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Client Login Vault – Secure Local Client Password Manager

Securely organize client usernames, passwords and website logins with an encrypted local vault. Manage multiple client accounts, search login details, back up data and access stored websites easily.

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GST Invoice Portal – Create GST Invoices Online

Create professional GST invoices online with automatic CGST, SGST and IGST calculation. Add multiple items, print or save invoices as PDF, and manage invoice records.

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AIS Stock & Mutual Fund Sale Data Extractor

Extract and organize stock, share and mutual fund sale transaction data from your Income Tax AIS information.

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AIS vs Computax Capital Gain Reconciliation Tool

Reconcile AIS and Computax capital gain data ISIN-wise. Compare stock names, quantities, sale values and identify differences in a clear reconciliation format.

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Ledger Reconciliation Tool – BUSY & Tally PDF to Excel

Convert BUSY and Tally ledger PDFs into Excel and reconcile two party ledgers using transaction dates, amounts and opposite Debit and Credit points of view.

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Useful Online Tools for Everyday Work

Our collection of free online tools is designed to make common tasks faster and easier. Instead of searching for separate utilities across different websites, you can find practical calculators and browser-based tools in one place.

Client Login Vault

The Client Login Vault helps businesses and professionals organize client credentials, website logins, usernames and passwords using a secure local-first vault.

Finance, Tax & Business Tools

Use finance and business tools for calculations, tax-related data processing, accounting tasks, investment analysis and other professional workflows. Our AIS Stock & Mutual Fund Sale Data Extractor helps users organize securities transaction information from their Income Tax AIS data. The AIS vs Computax Capital Gain Reconciliation Tool helps compare AIS and Computax capital gain data ISIN-wise, including quantities, sale values and stock or fund names.

Calculators

Our calculator collection is designed for quick everyday calculations including percentages, loan EMI, dates, investment estimates, unit conversions and other common calculations. More calculators and financial utilities can be added to this page over time.

Document, Text & Productivity Tools

Online text and document utilities can help with routine office, writing and productivity tasks without requiring additional software installation.

Technology & Developer Tools

Technology utilities can help developers, website owners and everyday users perform common web and data-related tasks directly in their browser.

More Tools Coming Soon

We are continuously expanding this collection with new free online tools, calculators and utilities covering finance, business, productivity, technology, documents and everyday tasks.

Looking for a Useful Online Tool?

Explore our growing collection of practical tools and calculators. New utilities will be added as they become available.

Explore GD Singh & Associates →

Frequently Asked Questions About Online Tools

What types of tools are available on this page?
This page is designed to host different types of online tools including calculators, finance and tax utilities, business tools, accounting tools, document utilities, text tools, productivity tools and technology utilities.
Are the online tools free?
Tools marked as free can be used without a separate software installation. Individual tools may have their own terms or limitations.
Do I need to install software to use these tools?
Most browser-based tools are designed to work directly in a modern web browser without requiring separate software installation.
Can I use these tools on mobile devices?
The tools page is designed to be responsive and can be accessed using modern smartphones, tablets and desktop computers. Individual tools may have different device requirements.
Are the tools suitable for professional use?
The tools are intended to assist with calculations, data processing and routine workflows. Important financial, tax, legal or business decisions should be verified using appropriate source documents and professional advice where necessary.
What is Client Login Vault?
Client Login Vault is a local-first credential management tool designed to help businesses and professionals organize client website logins, usernames and passwords in an encrypted local vault.
Will more tools be added?
Yes. New calculators, business utilities, finance tools, productivity tools, document tools and technology utilities can be added to this page as they are created.
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