Unit Price Calculator | Compare Price per g, ml, or Item
Compare price per gram, milliliter, or item and learn when the lowest unit price is not necessarily the best choice.
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BMI Calculator | Body Mass Index
Calculate BMI from height and weight and read practical interpretation notes, limits, and health context warnings.
D-Day Date Calculator | Days Between Dates
Calculate D-Day, days between dates, and date offsets with examples for trips, exams, deadlines, and events.
Random Picker | Pick Names and Shuffle Order
Paste names or items, pick a random winner, and shuffle order with practical examples for meetings, teams, and events.
Password Generator | Create Strong Random Passwords
Generate strong random passwords with custom length, numbers, and symbols plus practical security usage notes.
Percentage Calculator | Percent Change, Discount, Ratio
Calculate percent change, discount price, ratio, and percentage of a number with everyday shopping and reporting examples.
Word Counter | Count Words, Characters, Sentences
Count words, characters, sentences, paragraphs, and estimated reading time with practical writing and submission examples.
Color Contrast Checker | WCAG AA and AAA Ratio
Check text and background contrast ratios with WCAG AA and AAA results plus practical UI readability examples.
Reading Time Calculator | Words, Characters, Speaking Time
Estimate reading and speaking time from text with examples for blog posts, newsletters, scripts, and presentations.