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Discover working calculators, attributed updates from trusted publishers and light-hearted mini games. Free to use, with no registration.

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Popular Calculators

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Age & Date

Age Calculator

Calculate exact age in completed years, months and days using valid Gregorian calendar dates.

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Business & GST

Amazon Seller Profit Calculator

Estimate per-order profit using rates you enter and verify.

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Tool Categories

2 available

Age & Date

Calendar calculations with valid-date and leap-year handling.

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2 available

Loan & EMI

Reducing-balance loan and repayment calculations.

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4 available

Investment & Savings

SIP, deposit and compound-growth projections.

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12 available

Business & GST

GST, pricing and marketplace business tools.

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1 available

Salary & Earnings

Gross salary, hike and earnings calculations.

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1 available

Education

Percentage and future student-focused tools.

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FREE ENTERTAINMENT

Six lightweight mini games

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Heart Match Memory

Match four pairs. No timer and no account.

Love Compatibility Quiz

Answer-based reflection: Often = 2, Sometimes = 1, Rarely = 0. Eight answers, maximum 16 points.

Couple Trivia

Take turns guessing. The browser does not send answers to BondSathi.

Alien Escape Puzzle

Use arrow keys or the large buttons to reach the exit. There is no time limit.

Anniversary Countdown

Anniversary date

Love Message Generator

Your name Recipient name Tone

Games are free entertainment. They do not assess relationship health, predict outcomes or replace support for unsafe situations.