Every Tool You Need. Always Free.
Every tool you need for text, SEO, code, math, images, and more. Completely free, no account, no hassle.
Browse by Category
18 tools across 8 categories
Text Tools
Count words, characters and sentences, convert case, and generate placeholder text
SEO Tools
Check your title and meta description against the width Google actually displays
Developer Tools
Format and validate JSON, and convert Base64 and percent-encoded URLs
Math & Numbers
Work out percentages and percentage change, and exact ages between two dates
Image & Media
Round the corners of an image and download it as a PNG with real transparency
Security & Crypto
Generate strong passwords and compute SHA-256 or MD5 hashes of any text
Converters
Convert a length between millimetres, metres, kilometres, inches, feet, yards and miles
Social Media
Check one post against the character limits of seven social platforms at once
Most Used
Popular Tools
Word Counter
Count words, characters, sentences and paragraphs in any text
Character Counter
Count characters with and without spaces
Reading Time Calculator
Estimate how long it takes to read your content
Text Case Converter
Convert text to UPPER, lower, Title Case, camelCase, snake_case, CONSTANT_CASE and more
Lorem Ipsum Generator
Generate placeholder text by paragraph, word, sentence or list item
Title & Meta Description Length Checker
Preview your title and meta description in Google and see where they get cut off
JSON Formatter
Format, minify and validate JSON, with the exact line of any error
Base64 Encoder/Decoder
Encode text or files to Base64, decode Base64 and base64url back again
URL Encoder/Decoder
Encode a value or a whole URL, decode either, and read query parameters
Percentage Calculator
Percent of a number, percentage change, discounts, tax and reverse percentages
Age Calculator
Exact age in years, months and days, with a next-birthday countdown
Image Corner Rounder
Round or squircle image corners, resize and export PNG, WebP or JPG
Password Generator
Generate strong passwords and see their real entropy in bits
SHA256 Hash Generator
Generate SHA-256 hashes of any text, one line at a time or in bulk
Length Converter
Convert between twelve length units at once, including feet and inches
Social Media Character Counter
Check your post length against ten platform limits at once, counted the way each one counts
Simple by design
How tooldura Works
Find Your Tool
Search from 18 tools or browse by category. Every tool is one click away from the homepage.
Use It Instantly
No login, no download, no waiting. Just open the tool and start using it right away.
Get Your Result
Copy or download your result instantly. Clean, ready-to-use output every time.
Got questions?
Frequently Asked Questions
Yes. Every tool on tooldura is free, with no premium tier, no usage limits, and no feature held back for paying users. The site is funded by advertising, which is what keeps the tools themselves unrestricted.