Simple, fast, free online tools for calculations, conversions, text, development, and everyday tasks.
Every tool on Brekzy belongs to one of these categories.
Free online calculators for percentages, age, discounts, averages, BMI, ratios, and more.
27 Tools
Convert between units, currencies, and formats.
20 Tools
Count, format, and clean up text.
12 Tools
Generate passwords, QR codes, and other useful output.
21 Tools
UUIDs, JSON formatting, encoding, and other everyday developer utilities.
24 Tools
Loan, mortgage, and interest calculators for everyday financial estimates.
5 Tools
No sign-up. Open a tool, get your answer.
Find a percentage of a number, calculate percentage increase or decrease, or see what percent one number is of another.
Use ToolConvert length and distance between metric and imperial units including meters, kilometers, centimeters, inches, feet, yards, and miles.
Use ToolConvert text between uppercase, lowercase, camelCase, snake_case, and other common styles.
Use ToolGenerate a strong, random password instantly in your browser.
Use ToolGenerate UUID v4 identifiers for development and testing, entirely in your browser.
Use ToolCalculate estimated monthly loan payments, total interest, and total repayment amount.
Use ToolSimple, accurate online calculators for percentages, BMI, discounts, and more.
Find a percentage of a number, calculate percentage increase or decrease, or see what percent one number is of another.
Use ToolCalculate exact age in years, months, and days from any date of birth.
Use ToolFind the final price after a discount, or work out the original price before one was applied.
Use ToolFind the mean of a set of numbers in seconds — no spreadsheet required.
Use ToolConvert length, weight, temperature, data, time, and more instantly.
Convert length and distance between metric and imperial units including meters, kilometers, centimeters, inches, feet, yards, and miles.
Use ToolConvert weight and mass between kilograms, grams, pounds, ounces, stone, and metric or US/imperial tons.
Use ToolConvert between square meters, square feet, acres, hectares and more.
Use ToolConvert between liters, gallons, cubic meters, cups and more.
Use ToolGenerate passwords, names, numbers, text, and other useful content instantly.
Generate a strong, random password instantly in your browser.
Use ToolGenerate one or many random numbers within any custom range.
Use ToolGenerate random first or full names for characters, stories, games, and testing.
Use ToolGenerate creative username ideas for gaming, social media, and professional profiles.
Use ToolPlain-language guides to help you understand calculations, conversions, and common tasks.
Most recipes are written for a specific number of servings, but you rarely need exactly...
Read Guide Text ToolsLearn the real difference between plain text and rich text, and why pasting one into the other causes problems.
Read Guide Text ToolsLearn the most common text formatting mistakes, including mixed tabs and spaces, and inconsistent line endings.
Read GuideExplore reference tables, cheat sheets, charts, and practical resources.
View All ResourcesEvery tool on Brekzy is free, with no hidden limits.
Open a tool and get your answer -- no sign-up, ever.
Many Brekzy tools process your information directly in your browser, so nothing needs to be uploaded to use them.
Every tool is designed to work comfortably on phones, tablets, and desktop browsers alike.
Yes. Every tool, guide, and resource on Brekzy is free to use, with no hidden limits.
No. Every tool works without signing up or logging in -- just open it and use it.
Yes. Brekzy is designed to work comfortably on phones and tablets as well as desktop browsers.
Brekzy doesn't require an account or ask for personal information. Many tools process what you enter directly in your browser and never send it to a server -- check the individual tool's own page for specifics on how it handles your input.
Calculators, unit converters, text tools, generators, and developer tools, alongside guides and reference resources -- see the categories above for what's currently available.
Brekzy's tool collection is actively growing based on what's genuinely useful -- check back regularly to see what's new.
Browse Brekzy's collection of free online tools and get the result you need in seconds.