Popular Calculators
Bottleneck & FPS
Estimate CPU/GPU bottleneck percentage and average FPS for your PC build at 1080p, 1440p, and 4K.
BMI Calculator
Calculate your Body Mass Index and find your healthy range by age.
Mortgage Calculator
Estimate your monthly payment and total interest on a home loan.
Crypto Profit & Tax Estimator
Estimate crypto capital gains, tax liability, and net profit after tax from purchase price, selling price, quantity, and tax bracket. Supports short-term and long-term holding periods.
Percentage Calculator
Three everyday percentage tools in one: find X% of Y, X as a % of Y, and percentage increase or decrease.
Streaming Waste Calculator
Track how much you waste on unused streaming subscriptions. Toggle Netflix, Spotify, Disney+, and more to see your true cost per hour of actual usage.
Gaming & Computers
D&D 5e Point Buy
Distribute 27 points across ability scores following official PHB rules.
Bottleneck & FPS
Estimate CPU/GPU bottleneck percentage and average FPS for your PC build at 1080p, 1440p, and 4K.
PSU Wattage Calculator
Estimate the power supply wattage your PC build needs based on CPU, GPU, RAM, storage, cooling, overclocking, and daily usage.
Monitor PPI & Distance
Calculate your monitor pixel density (PPI) and the optimal viewing distance for retina-sharp image quality and maximum THX cinematic immersion.
Mouse eDPI Converter
Calculate your true effective DPI (eDPI) and convert your in-game sensitivity seamlessly between CS2, Valorant, Apex Legends, and Call of Duty with physical 360° turn distance.
Bandwidth Calculator
Calculate the internet speed your household needs for concurrent gaming, 4K streaming, smart home devices, and live broadcasting, with ISP plan tier recommendations.
Health & Fitness
Macro Split Calculator
Calculate your daily macronutrient targets in grams for carbs, protein, and fat based on your calorie target and fitness goal — balanced, high protein, low carb, or keto.
Heart Rate Zone Calculator
Calculate your personalized target heart rate training zones using the clinically validated Karvonen formula based on your age and resting heart rate.
BMR & TDEE Calculator
Find your Basal Metabolic Rate and Total Daily Energy Expenditure, then set your macros for fat loss, maintenance, or muscle gain.
BMI Calculator
Calculate your Body Mass Index and find your healthy range by age.
Finance & Business
Mortgage Calculator
Estimate your monthly payment and total interest on a home loan.
Compound Interest
Project your investment growth with initial deposit, monthly contributions, and compounding frequency.
Salary & Paycheck Calculator
Estimate your net take-home pay from gross wages using US federal tax brackets, standard deductions, and FICA Social Security and Medicare withholdings.
Freelance Rate Calculator
Calculate your minimum billable freelance hourly rate from target net income, business expenses, vacation, sick leave, and realistic billable hours per week.
Car Loan Calculator
Estimate your monthly car payment, total interest, and total cost of ownership with trade-in, APR, and sales tax.
Margin & Markup Calculator
Calculate profit margin and markup percentage from cost and selling price, or solve for any missing field with instant two-way recalculation.
Crypto & Web3
Crypto DCA Calculator
Simulate a dollar-cost averaging strategy for Bitcoin, Ethereum, or Solana and project your total invested amount, portfolio value, and profit over 1 to 5 years.
Crypto Profit & Tax Estimator
Estimate crypto capital gains, tax liability, and net profit after tax from purchase price, selling price, quantity, and tax bracket. Supports short-term and long-term holding periods.
Staking Rewards Calculator
Predict crypto staking rewards and compound yield from initial investment, APY, staking duration, and compounding frequency with a yearly breakdown.
Crypto Leverage Calculator
Calculate crypto futures liquidation price, margin requirements, and PnL projections for long and short leveraged positions from 1x to 125x.
Impermanent Loss Calculator
Calculate impermanent loss for DeFi liquidity pools. Compare HODL value versus LP pool value and see how price divergence affects your AMM position.