Base64 Converter
Encode text to Base64 and decode it back.
Color Converter
Convert HEX, RGB, HSL, and more.
Hash Generator
MD5 and SHA hashes from text or files.
JSON Formatter & Validator
Format, minify, and validate JSON safely.
Lorem Ipsum
Because writing real copy is for copywriters.
URL Encoder / Decoder
Encode and decode URL parameters.
UUID Generator
Generate v4 or v7 UUIDs in bulk.
Age & Date Tools
Exact age, date math, day offsets.
BMI, BMR & TDEE Calculator
BMI, BMR, TDEE, and calorie goals for cutting, maintaining, or bulking — with daily macros.
Case Converter
camelCase, snake_case, and more.
CSV ↔ JSON Converter
Convert data between CSV and JSON.
Percentage Calculator
Percentages, ratios, changes, and discounts.
Random Number
Random numbers with presets and history.
Text Counter
Live character and word counts.
Unit Converter
Length, weight, temperature, volume, area, speed — cm to inches, kg to lbs, °F to °C, both ways at once.
US Timezone Planner
One time, all eight US zones at once — daylight saving, work hours, and next-day shifts flagged.
Auto Loan Calculator
Monthly payment, total interest, and LTV ratio — with trade-in, taxes, and dealer fees.
Mortgage Calculator
Estimate monthly payments with property tax, insurance, and PMI — plus a full amortization schedule.
Paycheck Calculator
Take-home pay after federal and state taxes.
Retirement Calculator
Savings projections and withdrawal plans.
Sales Tax Calculator
Final price after state or local sales tax.
Tip & Split Calculator
Tips and bill splitting, sorted.
Decision Oracle
Can't decide? Let the oracle pick.
Mock Data Generator
Generate customizable mock data (Users, Addresses, Products, etc.) in JSON, CSV, or SQL formats.
Password Roaster
Check your password strength and crack time — then get roasted for your security choices.