100% Browser-Based
Tools run with JavaScript in your browser—open a page, use it, and close the tab without installing software.
Popular free online tools
High-intent utilities people open most often
P
Percentage Calculator
What is 20% of 500? Percent increase, decrease, markup, and margin — instant answers.
W
Word Counter
Free online word counter with live words, characters, sentences, paragraphs, and word goals.
C
Character Counter
Count characters with and without spaces, set a limit, and see remaining characters as you type.
B
BMI Calculator
Free adult BMI from height and weight (lb/ft/in or kg/cm), plus category and healthy weight range.
T
Text Case Converter
Convert text to uppercase, lowercase, Title Case, camelCase, snake_case, and kebab-case.
P
Password Generator
Strong random passwords with length and character rules you control.
A
Age Calculator
Exact age in years, months, and days—useful for forms, milestones, and eligibility checks.
T
Tip Calculator
Calculate tip amount, split bills, and total per person—runs locally in your browser.
L
Lorem Ipsum Generator
Generate placeholder paragraphs, words, or exact character counts as plain text, HTML, or Markdown.
U
Unix Timestamp Converter
Convert Unix epoch seconds and milliseconds to readable dates—and back again.
Browse by category
5 categories — 170 tools in the catalog
Calculators
Health, finance, math, and everyday formulas
115 tools
Text Tools
Word counts, passwords, case, and text cleanup
12 tools
Date & Time
Age, hours, timestamps, and scheduling
18 tools
Design & UI
CSS generators, colors, and layout helpers
21 tools
3D Tools
View GLTF, STL models and 360° panoramas
4 tools
Featured tools
Powerful utilities for developers and everyday work
W
Word Counter
Free online word counter with live words, characters, sentences, paragraphs, and word goals.
Open toolP
Percentage Calculator
What is 20% of 500? Percent increase, decrease, markup, and margin — instant answers.
B
BMI Calculator
Free adult BMI from height and weight (lb/ft/in or kg/cm), plus category and healthy weight range.
T
Text Case Converter
Convert text to uppercase, lowercase, Title Case, camelCase, snake_case, and kebab-case.
T
Tip Calculator
Calculate tip amount, split bills, and total per person—runs locally in your browser.