Technical definitions, tools and finance calculators
Short, clear definitions for computer and programming terms, 180+ free developer tools, and loan and tax calculators built for real Indian financial decisions. Search above, or pick a topic.
Computer Basics
Computer basic terms and its definition.
Web Development
Web development terms and its definition.
Programming
Programming terms and its definition.
View all 38→Databases
Database terms and concepts: SQL, keys, joins, normalization, NoSQL and more.
View all 12→Networking
Networking terms: IP addresses, subnets, routers, TCP/UDP, the OSI model, firewalls and VPNs.
View all 9→Cloud & DevOps
Cloud computing and DevOps terms: SaaS/PaaS/IaaS, Docker, Kubernetes, Git, CI/CD and AWS.
View all 8→Security
Security terms: encryption, hashing, SSL/TLS, phishing, malware, two-factor authentication and JWT.
View all 7→Time & Date
Clocks, timers, alarms, world times, date calculators, countdowns and Unix timestamps.
View all 71→Everyday Utilities
Everyday utilities: unit converter, number to words, calendars, age calculator and a tip & bill split calculator.
Math Calculators
Maths calculators: a basic calculator, addition, percentage, square root, logarithm and trigonometry (sin, cos, tan and their inverses).
Developer Tools
Free online developer tools — formatters, validators, encoders, converters, generators and more. Everything runs in your browser.
Finance Calculators
Every calculator answers a real decision — prepay or invest, is that no-cost EMI free, switch lenders or stay, old tax regime or new — with charts and PDF/Excel export.
EMI Basics
Forward and reverse EMI math — what you'll pay, what you can afford, and how long it'll take.
Monthly EMI, total interest, and full amortization schedule for any loan.
How much can you actually borrow for an EMI you can afford?
See exactly how much of your loan cost is interest, not principal.
Find how long it'll take to close a loan at an EMI you choose — or set a payoff date.
Credit Card & No-Cost EMI
Card issuers and merchants aren't always upfront about what an EMI conversion actually costs you.
Loan Strategy
Decisions, not just numbers — should you prepay, transfer, or restructure your loan?
How much do you really save by closing your loan early, after penalties?
Click any month in your schedule to add a part payment and watch it update instantly.
Is switching lenders actually worth it once transfer fees are netted out?
Got a bonus? Compare reducing your EMI vs reducing your tenure, side by side.
Income Tax
Old regime or new? Most calculators dodge the question. This one answers it for your numbers.
Old vs new regime, compared honestly, with a regime recommendation for your numbers.
Detailed new-regime tax breakdown, slab by slab, with rebate and marginal relief applied.
Detailed old-regime tax breakdown with 80C, 80D, and other deductions itemized separately.
Salary & Benefits
What a CTC offer really pays each month, and how HRA and gratuity are worked out.
Turn a CTC offer into monthly take-home pay after PF, professional tax and income tax.
How much of your house rent allowance is tax-free, with all three limits shown.
Gratuity due when you leave, and how much of it is tax-free.
Investments & Savings
SIP, FD, RD, PPF and Sukanya Samriddhi — what your money grows to, year by year.
Mutual fund SIP or lumpsum returns, with an optional yearly step-up.
Fixed deposit maturity and interest for any compounding frequency.
Recurring deposit maturity with the quarterly compounding banks use.
Public Provident Fund maturity over 15 years, plus 5-year extensions.
SSY maturity for your daughter's account, year by year until it matures at 21 years.
Simple vs compound interest side by side, for any compounding frequency.
Everyday Money
Quick answers at the counter: GST on a bill, and what that sale price really saves you.
Guides
In-depth guides on how EMI, tax regimes, and no-cost EMI actually work in India.