Live
Percentage Calculator
Calculate percentage of a number, percentage change, percentage increase, percentage decrease, and percent comparison.
Tool Directory
All free calculators, converters, generators, and tech tools.
Browse every available UtilTrove tool from one page. Use calculators, converters, generators, and technical utilities directly in your browser.
Live tools
Available now
These tools are currently live and ready to use.
Live
Automation ROI Calculator
Estimate automation time savings, labor savings, payback period, first-year value, and return on investment.
Live
IPv4 Subnet Calculator
Calculate CIDR ranges, subnet masks, wildcard masks, usable host ranges, broadcast addresses, and network details.
Live
Password Generator
Generate strong random passwords with custom length, letters, numbers, symbols, readable mode, and copy support.
Live
File Size Converter
Convert bytes, bits, KB, MB, GB, TB, KiB, MiB, GiB, TiB, and other storage units.
Live
Temperature Converter
Convert Celsius, Fahrenheit, Kelvin, and Rankine.
Live
Length Converter
Convert inches, feet, yards, miles, millimeters, centimeters, meters, kilometers, and nautical miles.
Live
Weight Converter
Convert pounds, kilograms, ounces, grams, milligrams, metric tons, US tons, and stones.
Live
Speed Converter
Convert MPH, KPH, meters per second, feet per second, knots, and Mach.
Live
Volume Converter
Convert liters, milliliters, gallons, quarts, pints, cups, fluid ounces, cubic meters, and cubic feet.
Live
Area Converter
Convert square feet, acres, square meters, hectares, square kilometers, and other area units.
Live
Time Converter
Convert seconds, minutes, hours, days, weeks, months, years, milliseconds, and microseconds.
Live
Pressure Converter
Convert pascals, kilopascals, bar, psi, atmospheres, torr, millimeters of mercury, and inches of mercury.
Live
Energy Converter
Convert joules, kilojoules, calories, kilocalories, watt-hours, kilowatt-hours, BTU, therms, and foot-pounds.
Live
Power Converter
Convert watts, kilowatts, megawatts, horsepower, BTU/hr, calories per second, and foot-pounds per second.
Live
Fuel Economy Converter
Convert US MPG, Imperial MPG, kilometers per liter, liters per 100 kilometers, and gallons per 100 miles.
Browse by type
Tool categories
Use these sections to find the type of tool you need.
Calculators
Percentage calculators, business calculators, automation ROI calculators, planning calculators, finance calculators, and technical calculators.
View calculators →Converters
File size, temperature, length, weight, speed, volume, area, time, pressure, energy, power, and fuel economy converters.
View converters →Generators
Password generators and future QR code, username, UUID, random value, and text generators.
View generators →Tech Tools
Subnet calculators, DNS tools, email tools, SSL tools, uptime references, port tools, and IT troubleshooting utilities.
View tech tools →Guides
Practical explanations, tutorials, examples, tool guides, website growth notes, and technical references.
View guides →Recommended Products
Future product recommendations for useful tech gear, software, website tools, productivity tools, and creator resources.
View recommendations →Planned tools
Coming next
These planned tools can expand UtilTrove with more technical, practical, and search-friendly pages.
Planned
Digital Image Size Converter
Estimate image size, pixels, megapixels, print dimensions, DPI, and aspect ratio information.
Planned
QR Code Generator
Generate QR codes for URLs, text, Wi-Fi details, email addresses, phone numbers, and contact information.
Planned
Port Reference Tool
Search common TCP and UDP ports and understand what each port is typically used for.
Planned
DNS Lookup Tool
Look up DNS records including A, AAAA, CNAME, MX, TXT, SPF, DMARC, and nameserver records.
About the UtilTrove tool directory
This page lists the available UtilTrove tools in one place. The site is built around simple browser-based calculators, converters, generators, and technical utilities that solve common problems without requiring an account or software install.
Fast access
Open tools directly from the directory without searching through unrelated pages.
Practical tools
Tools are chosen for common real-world use cases, technical work, schoolwork, planning, and everyday calculations.
Built to expand
More tools, guides, categories, and references will be added over time based on usefulness and visitor needs.
Need something else?
Suggest the next UtilTrove tool.
If a calculator, converter, generator, tech tool, or guide would be useful, send the idea through the contact page.