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Total tools405Available free tools
Categories15Active categories
Most usedCSV to ExcelPopular right now
Recently addedInterval Music RepeaterNewest tool
Color Blindness Simulator
Preview how colors and images appear under protanopia, deuteranopia, tritanopia, and other color vision deficiencies.
Carbon Footprint Calculator
Estimate your annual carbon footprint from car travel, flights, home electricity, and natural gas. Compare to global averages with regional grid factors. Free, browser-based.
Normality Calculator
Normality calculator free — convert N, molarity, and equivalents per mole. Find normality from mass and volume. Chemistry titration prep in your browser.
Trigonometry Calculator
Compute sin, cos, tan, csc, sec, cot, and inverse trig functions in degrees or radians with exact values and step-by-step work.
Discord Chat Mockup Maker
Free Discord chat mockup maker — design realistic Discord message screenshots with roles, reactions, and embeds. Save templates locally and download PNG.
BMR Calculator
Calculate basal metabolic rate (BMR) with Mifflin-St Jeor, Harris-Benedict, or Katch-McArdle — compare formulas and TDEE estimates. Free, instant, browser-based.
Remove Duplicate Lines
Remove duplicate lines from text with options to ignore case, trim whitespace, sort, and keep only unique lines.
Combined Gas Law Calculator
Combined gas law calculator free — solve P1V1/T1=P2V2/T2 for any unknown. Pressure, volume, temperature units. No signup.
Property Price Calculator
Estimate the maximum property price you can afford from income, debts, rate, and term — plus a quick area × rate price check.
Statistics Calculator
Compute mean, median, mode, standard deviation, variance, quartiles, range, and more from any dataset with step-by-step formulas.
Glassmorphism Generator
Create frosted glass UI styles with backdrop blur, translucent backgrounds, and copy-ready CSS and Tailwind classes.