Free Online Calculators, Converters & Developer Tools
BroHelp.me provides over 160 free, instant, and privacy-focused online utilities for math, unit conversions, number bases, text manipulation, and developer workflows. All tools run client-side right in your browser with zero registration required.
Featured Tools
Explore these randomly selected tools or browse through the complete directory in the sidebar menu.
- Watts To Tons Of Refrigeration Converter Free online Watts To Tons Of Refrigeration Converter. Convert watts to HVAC refrigeration tons using 1 RT = 3,516.8528420667 W, with a conversion table and live results.
- URL To Link Converter Free online URL to link converter. Transform plain text URLs into clickable HTML anchor tags or BBCode links instantly.
- Kilowatts To Milliwatts Converter Free online Kilowatts To Milliwatts Converter. Convert power from kilowatts to milliwatts using 1 kW = 1,000,000 mW, with a conversion table and live results.
- BTU To Joules Converter Convert International Table BTU to joules using 1 BTU = 1,055.05585262 joules, with instant results and a conversion table.
- BTU To Kilojoules Converter Convert International Table BTU to kilojoules using 1 BTU = 1.05505585262 kJ.
Browse by Category
Jump straight to a category to see its full list of tools plus a few featured picks.
- Math Calculators Solve everyday math problems instantly, including square roots, logarithms, exponents, factorials, Fibonacci numbers, rounding, and prime checks.
- Length Converters Convert between metric and imperial length units, including meters, feet, inches, miles, and nautical miles.
- Weight Converters Convert weight and mass between micrograms, milligrams, grams, kilograms, ounces, pounds, stones, carats, troy ounces, and metric or US short tons.
- Energy Converters Convert energy between joules, kilojoules, BTU, calories, kilocalories, kilowatt-hours, and electronvolt units from eV to GeV.
- Trigon Functions Calculate sine, cosine, tangent, and their inverses, convert angles between degrees, radians, gradians, turns, and DMS, and solve circle arc, chord, and sector problems.
- Base Converters Convert numbers between binary, decimal, hexadecimal, octal, Gray code, and base 36.
- Text Tools Transform and analyze text with case converters, counters, a text diff, URL and Unicode encoders, and other everyday writing utilities.
- Data Converters Convert digital storage units from bytes to petabytes using both decimal (1000) and binary (1024) standards.
- Generators Generate random numbers, digit codes, letters, passwords, colors, MAC addresses, and dice rolls for testing, games, and everyday use.
- Temperature Converters Convert temperature values between Celsius, Fahrenheit, Kelvin, Rankine, Reaumur, Newton, and Delisle scales.
- Power Converters Convert power units between microwatts, milliwatts, watts, kilowatts, megawatts, gigawatts, horsepower, BTU per hour, kilocalories per hour, dBm, dBW, and tons of refrigeration.
- Color Converters Convert colors between RGB, HEX, HSL, HSV, and CMYK formats for design and development work.
- Error Detecting Calculate and verify parity bits, Hamming codes, and CRC checksums used for error detection and correction.
- Various Tools A mix of handy utilities including a discount calculator, Unix timestamp converter, click counter, and quick yes/no and go/no-go decision helpers.
- Info Tools Check your IP address, screen resolution, JavaScript support, the current Unix timestamp, and the current week number.