Every tool you need,
on one conveyor.
Text, developer, and calculator tools that run instantly in your browser. No sign-up. Nothing uploaded.
Popular tools
The tools people reach for most.
Word Counter
Count words, characters, sentences and reading time instantly.
Case Converter
Convert text to UPPERCASE, lowercase, Title Case, camelCase and more.
JSON Formatter
Beautify and indent JSON with adjustable spacing.
Base64 Encode/Decode
Encode text to Base64 or decode Base64 back to text.
Age Calculator
Calculate exact age in years, months and days from a birth date.
Lorem Ipsum Generator
Generate placeholder Lorem Ipsum text by paragraphs, sentences or words.
HEX to RGB
Convert HEX color codes to RGB values with a live preview.
Meta Tag Generator
Generate title, description and viewport meta tags for your page.
BMI Calculator
Calculate your Body Mass Index from height and weight.
Compound Interest Calculator
Calculate compound interest with adjustable compounding frequency.
EMI Calculator
Calculate the equated monthly installment for a loan.
Password Generator
Generate strong, random passwords with custom character rules.
Countdown Timer
Live countdown to any future date and time.
Temperature Converter
Convert between Celsius, Fahrenheit and Kelvin.
Dice Roller
Roll virtual dice with any number of sides and dice.
Browse by category
Organized into clear categories so the right tool is always a click away.
Text Tools
Count, clean, sort and reshape text in your browser — nothing is uploaded.
Developer Tools
Format, validate and decode the everyday building blocks of software.
Calculators
Quick, accurate calculators for everyday numbers.
Generators
Generate placeholder text, slugs, usernames and random values.
Converters
Convert units, number bases, timezones and text formats.
Color Tools
Convert colors and generate CSS gradients and shadows.
SEO Tools
Generate meta tags, robots.txt, Open Graph tags and sitemaps.
Security Tools
Generate passwords, hashes, and encode/decode with classic ciphers.
Date & Time Tools
Countdowns, world clocks, stopwatches and date calculations.
Math Tools
Number theory, equation solving and everyday math utilities.
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What people say
“I use the JSON formatter almost daily for debugging API responses — it's faster than opening my editor.”
“The GST calculator saved me from redoing invoices by hand every month.”
“Clean, fast, and no account walls. Exactly what a utility site should be.”
Frequently asked questions
Is Convyra really free to use?
Yes — every tool on Convyra is free with no sign-up, no usage limits and no watermarks.
Do you store the text, files or data I paste into a tool?
No. Every tool runs entirely in your browser using JavaScript — nothing you type or paste is uploaded to a server.
Do I need to create an account?
No account is needed. Favorites and history are saved locally in your browser so they're there next time you visit.
How often are new tools added?
New tools are added regularly. If there's a tool you need that isn't here yet, it's likely coming in a future update.
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One short email when we ship something worth knowing about. No spam.