Free Online Calculators, Converters & Developer Tools
BroHelp.me provides over 2000 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.
- Base 36 To Gray Code Free online base 36 to Gray code converter. Convert non-negative base 36 integers to reflected binary Gray code with instant results.
- Pounds Per Imperial Gallon To Pounds Per Cubic Inch Converter Convert pounds per imperial gallon to pounds per cubic inch using the factor 0.00360465014991, with instant results.
- Inches Of Mercury To Kilopascals Converter Convert inches of mercury (inHg) to kilopascals (kPa) using 1 inHg = 3.386389 kPa at 0 degrees C, with instant results.
- US Cups To Cubic Centimeters Converter Convert US Cups (US cup) to Cubic Centimeters (cm3) using the standard unit ratio; switch directions to convert back.
- Kilocalories Per Minute To Btu Per Hour Converter Convert power from Kilocalories per minute (kcal/min) to Btu per hour (Btu/h), or use the direction selector for the reverse conversion.
Browse by Category
Jump straight to a category to see its full list of tools plus a few featured picks.
- Unit Converters Convert between metric, imperial and engineering units for length, area, volume, weight, temperature, speed, pressure, energy, power, thermal properties, electromagnetism, photometry, water hardness, typography, and specialist scientific measurements.
- Math Tools Calculators for arithmetic, trigonometry, number bases and checksums, built for students, engineers and developers.
- Text & Encoding Tools Clean, format, analyse and encode text online, from case conversion and duplicate-line removal to word counts, Base64, hex, Unicode and URL encoding.
- Developer & Design Tools Color format converters, timestamp tools and browser information checks for web developers and designers.
- Generators Generate random numbers, digit codes, letters, passwords, colors, MAC addresses, and dice rolls for testing, games, and everyday use.
- Everyday Tools Quick helpers for daily life: calculate discounts, keep a tally with a click counter, or let chance make a yes-or-no decision.