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Calculators, converters, and developer utilities that just work. Get it done in one click.
🛠️Developer Tools
View allJSON Formatter & Validator
Format, beautify, and validate JSON data online
Base64 Encoder & Decoder
Encode and decode Base64 strings instantly
JWT Decoder & Validator
Decode and inspect JSON Web Tokens
URL Encoder & Decoder
Encode and decode URL components
Text Tools & Utilities
Word count, case converter, and text manipulation tools
Regex Tester & Debugger
Test and debug regular expressions with live matching
Hash Generator (MD5, SHA-256)
Generate MD5, SHA-1, SHA-256 hashes
URL Slug Generator
Turn titles into clean, URL-safe slugs
Password Generator
Generate strong random passwords and passphrases
Case Converter
Convert text between camelCase, snake_case, kebab-case and more
Lorem Ipsum Generator
Generate placeholder text in paragraphs, sentences, words or lists
Cron Expression Generator & Descriptor
Build, explain and preview cron schedules
Htpasswd Generator
Generate Apache .htpasswd entries with APR1 or SHA
💰Finance Calculators
View allLoan Amortization Calculator
Calculate monthly payments and amortization schedules
SaaS MRR & Growth Calculator
Calculate MRR, ARR, churn rate, and LTV
Compound Interest Calculator
Calculate compound interest and investment growth
Percentage Calculator
Calculate percentages, percentage change, and tips
Date Calculator
Calculate days between dates, add/subtract dates, and more
Crypto Profit & Loss Calculator
Calculate cryptocurrency gains, losses, and ROI
Income Tax Calculator
Estimate federal and state income taxes
Platform Fee Calculator
Work out what you actually keep after platform and payment fees
Freelance Hourly Rate Calculator
Work out the hourly rate that actually pays your salary
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