# HacksDomain

> HacksDomain is a collection of practical tools and utilities for everyday decisions, including finance and cost-tracking calculators.

## Primary Pages

- [Home](https://hacksdomain.com/): Overview of HacksDomain tools.
- [Tools Directory](https://hacksdomain.com/tools/): Directory of all available HacksDomain tools.

## Tools

- [Cost Per Use (CPU) Calculator](https://hacksdomain.com/tools/cpu/): Track cost per use for purchases, subscriptions, memberships, attendance goals, and regular items.
- [EMI Calculator](https://hacksdomain.com/tools/emi-calculator/): Calculate monthly EMI, total interest, total repayment, yearly repayment summary, payment break-up, and loan schedule for home, personal, and car loans.
- [Advanced Home Loan EMI Calculator](https://hacksdomain.com/tools/emi-calculator/home-loan/): Estimate home-loan EMI with down payment, loan insurance, fees, homeowner expenses, property taxes, home insurance, maintenance, prepayments, charts, and expandable yearly/monthly schedule.
- [Credit Card EMI Calculator with GST](https://hacksdomain.com/tools/emi-calculator/credit-card/): Calculate credit-card EMI conversion costs with processing fees, GST on fees, GST on interest, APR estimate, total repayment, and schedule.

## Developer & Utility Tools

- [World Time Converter](https://hacksdomain.com/tools/world-time-converter/): Compare time zones, scan working-hour overlaps, and copy/share a meeting time from the browser.
- [JSON Beautifier](https://hacksdomain.com/tools/json-beautifier/): Format, validate, minify, copy, and download JSON locally in the browser with 2-space, 4-space, or tab indentation.
- [DNS Checker](https://hacksdomain.com/tools/dns-checker/): Check DNS records using public DNS-over-HTTPS resolvers for A, AAAA, CNAME, MX, NS, TXT, SOA, CAA, DS, DNSKEY, PTR, and SRV records where supported.

## Investment & Tax Calculators

- [SIP Calculator](https://hacksdomain.com/tools/sip-calculator/): Estimate future value and returns from monthly SIP investments.
- [Lumpsum Calculator](https://hacksdomain.com/tools/lumpsum-calculator/): Estimate future value of a one-time investment.
- [SWP Calculator](https://hacksdomain.com/tools/swp-calculator/): Estimate withdrawals and remaining corpus over time.
- [Mutual Fund Returns Calculator](https://hacksdomain.com/tools/mutual-fund-returns-calculator/): Calculate absolute and annualized mutual fund returns.
- [Sukanya Samriddhi Yojana Calculator](https://hacksdomain.com/tools/sukanya-samriddhi-yojana-calculator/): Estimate SSY maturity from yearly deposits.
- [Income Tax Calculator](https://hacksdomain.com/tools/income-tax-calculator/): Estimate income tax using simplified Indian new-regime slabs.
- [PPF Calculator](https://hacksdomain.com/tools/ppf-calculator/): Estimate Public Provident Fund maturity value.
- [EPF Calculator](https://hacksdomain.com/tools/epf-calculator/): Estimate EPF balance from monthly contributions.
- [FD Calculator](https://hacksdomain.com/tools/fd-calculator/): Calculate fixed deposit maturity value.
- [RD Calculator](https://hacksdomain.com/tools/rd-calculator/): Calculate recurring deposit maturity value.
- [GST Calculator](https://hacksdomain.com/tools/gst-calculator/): Add or remove GST from an amount.
- [XIRR Calculator](https://hacksdomain.com/tools/xirr-calculator/): Estimate annualized return for irregular cash flows.

## Legal

- [Privacy Policy](https://hacksdomain.com/privacy.html): Privacy practices for HacksDomain tools.
- [Terms of Service](https://hacksdomain.com/terms.html): Terms for using HacksDomain tools.

## Data & Privacy Notes

- Tools are designed to be local-first where possible.
- Cost Per Use Calculator supports optional Google Sign-In and Google Drive app-data backup.
- Google Drive backup uses the limited `drive.appdata` scope, not full Drive access.
- HacksDomain support contact: support@hacksdomain.com

## Crawling

- Sitemap: https://hacksdomain.com/sitemap.xml
- Robots: https://hacksdomain.com/robots.txt