Fast, accurate, and free tools for gamers, fitness enthusiasts, and anyone who wants to calculate things right.
Estimate CPU/GPU bottleneck percentage and average FPS for your PC build at 1080p, 1440p, and 4K.
Calculate your Body Mass Index and find your healthy range by age.
Estimate your monthly payment and total interest on a home loan.
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.
Three everyday percentage tools in one: find X% of Y, X as a % of Y, and percentage increase or decrease.
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.
Distribute 27 points across ability scores following official PHB rules.
Estimate the power supply wattage your PC build needs based on CPU, GPU, RAM, storage, cooling, overclocking, and daily usage.
Calculate your monitor pixel density (PPI) and the optimal viewing distance for retina-sharp image quality and maximum THX cinematic immersion.
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.
Calculate the internet speed your household needs for concurrent gaming, 4K streaming, smart home devices, and live broadcasting, with ISP plan tier recommendations.
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.
Calculate your personalized target heart rate training zones using the clinically validated Karvonen formula based on your age and resting heart rate.
Find your Basal Metabolic Rate and Total Daily Energy Expenditure, then set your macros for fat loss, maintenance, or muscle gain.
Project your investment growth with initial deposit, monthly contributions, and compounding frequency.
Estimate your net take-home pay from gross wages using US federal tax brackets, standard deductions, and FICA Social Security and Medicare withholdings.
Calculate your minimum billable freelance hourly rate from target net income, business expenses, vacation, sick leave, and realistic billable hours per week.
Estimate your monthly car payment, total interest, and total cost of ownership with trade-in, APR, and sales tax.
Calculate profit margin and markup percentage from cost and selling price, or solve for any missing field with instant two-way recalculation.
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.
Predict crypto staking rewards and compound yield from initial investment, APY, staking duration, and compounding frequency with a yearly breakdown.