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Shahzad Raja is a veteran web developer and SEO expert with a career spanning back to 2012. With a BS (Hons) degree and 14 years of experience in the digital landscape, Shahzad has a unique perspective on how to bridge the gap between complex data and user-friendly web tools. Since founding ilovecalculaters.com, Shahzad has personally overseen the development and deployment of over 1,200 unique calculators. His philosophy is simple: Technical tools should be accessible to everyone. He is currently on a mission to expand the site’s library to over 4,000 tools, ensuring that every student, professional, and hobbyist has access to the precise math they need. When he isn’t refining algorithms or optimizing site performance, Shahzad stays at the forefront of search engine technology to ensure that his users always receive the most relevant and up-to-date information.

Random Password Generator

🔐 Random Password Generator Password Length Character Sets a–z (lowercase) A–Z (uppercase) 0–9 (numbers) Symbols (!@#…) Options Exclude similar (0 O o 1 l I) Exclude ambiguous ({}[]()/\`~;:,.<>) Start with a letter Require at least one of each selected set…

Business Loan Calculator

Business Loan Calculator Loan amount Interest rate (%) Compound Monthly (APR)QuarterlySemi-AnnuallyAnnually Loan term Pay back Every MonthEvery QuarterEvery 6 MonthsEvery Year Origination fee (%) Documentation fee Other fees Calculate Business Loan Calculator: Amortization, APR & True Cost Estimator Feature Details…

Discount Calculator

Discount Calculator Original Price ($): Discount Percentage (%): Sales Tax (Optional %): Calculate Discount Calculator: Single, Double & Stacked Percentage Off Estimator Feature Details Primary Function Calculate final price after single or multiple percentage deductions. Input Required Original Price, Discount…

ROI Calculator – Return on Investment

ROI Calculator – Return on Investment Initial Investment ($): Final Value ($): Additional Costs ($): Calculate ROI ROI Calculator: Accurate Return on Investment & Annualized Profit Estimator Feature Details Primary Function Calculate the efficiency and profitability of an investment or…

Virtual Dice Roller

🎲 Virtual Dice Roller Number of Dice: Number of Sides (e.g., 6 for D6): Roll Dice Universal Virtual Dice Roller: Simulate d4 to d100+ with True Random Logic Feature Details Primary Function Generate random outcomes for dice with any number…

Average Return Calculator

📊 Average Return Calculator Average Return Based on Cash Flow Starting Balance: Start Date: Ending Balance: End Date: Deposit/Withdrawal: DepositWithdraw + Add More Cash Flow Calculate Cash Flow Return Average and Cumulative Return Return (%): Years: Months: + Add More…

Depreciation Calculator

Depreciation Calculator Calculate asset depreciation using the straight-line method. Depreciation Method: Straight Line Asset Cost: Salvage Value: Depreciation Years: Round to dollars? Partial year depreciation? Calculate Depreciation Calculator: Straight-Line, Double Declining & Sum-of-Years Estimator Feature Details Primary Function allocate the…

Auto Lease Calculator

Auto Lease Calculator Estimate your monthly auto lease payment. Auto Price ($): Lease Term (months): Money Factor: Down Payment ($): Trade-in Value ($): Sales Tax (%): Residual Value ($): Calculate Auto Lease Calculator: Accurate Monthly Payment & Residual Value Estimator…

Pension Calculator

Pension Calculator Current Age: Retirement Age: Annual Salary ($): Years of Service at Retirement: Pension Multiplier (% per year of service): Calculate Pension Pension Calculator: Lump Sum vs. Monthly Payments (2026) Quick Result: The “Buyout” Decision Matrix Before calculating your…

Payment Calculator

Payment Calculator Loan Amount ($): Annual Interest Rate (%): Loan Term (Years): Calculate Payment Calculator: Monthly Costs, Payoff Dates & Amortization Logic Quick Results Guide (TL;DR): If you want to know… Then select… The Math Solves For… “How much will…