CalcNest — all-in-one calculators for loans, SIP, GST, scientific math, and everyday numbers. Works offline.
CalcNest is your calculator suite for finance, school math, and daily planning. No sign-in, no account, and core calculators work offline on your device.
WHY CALCNEST
• One app, many tools — open the calculator you need in a tap
• Clean, simple screens built for quick answers
• Dark and light theme
• Pin your favourite calculators for faster access
• Share or export results when you want (e.g. PDF/text share)
• Free to use with ads
FINANCE CALCULATORS
• EMI Calculator — loan payments and amortization
• Loan Interest Calculator — principal, tenure, and rate
• Home Loan Calculator — multiple disbursals, EMI and schedule
• Loan Eligibility — max loan from income and FOIR
• FD & RD Calculators — fixed and recurring deposit maturity
• SIP Calculator — mutual fund SIP returns
• Compound & Simple Interest — principal, rate, and time
• CAGR Calculator — compound annual growth rate
• PPF & EPF Calculators — provident fund maturity estimates
• GST Calculator — add or remove GST
• Retirement Calculator — monthly SIP toward a target corpus
• Savings Goal — monthly savings for a target amount
• Discount Calculator — price after discount
MATH & EVERYDAY
• Standard and Scientific Calculator
• Percentage Calculator
• Unit Converter — length, weight, temperature, volume
• GPA & CGPA Calculators
• Ratio, Average, and Fraction tools
• Age Calculator
• Date Difference — days between two dates
• Time Calculator — duration between two times
• Random Number Generator
• Tip Calculator — split bill and tip
UTILITIES
• Electricity Bill — units, rate, and fixed charges
• Fuel Cost — trip cost from distance and mileage
• Split Expense — share a bill with tip
• Countdown — days until a target date
PRIVACY & DATA
• No login or user profile in CalcNest
• Your calculator inputs and results stay on your device unless you choose to share or export them
• We do not upload your calculation history to our servers
• Privacy Policy: https://calcnest-37dd0.web.app/privacy.html
ADS & OPTIONAL ONLINE CONFIG
CalcNest may show ads (banner, native, interstitial, or rewarded formats). Ads may be personalised based on your device and ad settings. The app may fetch optional configuration from Firebase (e.g. ad settings, version notices) when online. Core calculators still work offline.
IMPORTANT DISCLAIMERS
• Finance results are estimates for planning only — not financial, tax, or investment advice
• Always verify important numbers with official sources or qualified professionals
Download CalcNest and keep the calculators you use most in one place.