Web utilities for pros, hobbyists and creatives
Choose from more than 30 free, fast and private tools below.
Featured tools
Text
Developer
JSON Formatter
Clean, format, and validate JSON.
Developer
CSV to JSON
Transform CSV data to JSON.
Developer
URL Encoder
Encode or decode URI components.
Developer
Markdown Preview
Render Markdown instantly.
Developer
Lorem Ipsum Generator
Generate placeholder text.
Developer
Diff Viewer
Compare two texts or lists to spot differences.
Developer
JWT Decoder
Decode JSON Web Tokens and view payload data.
Developer
Cron Expression Generator
Generate and explain cron schedule expressions.
Developer
Security
Design
Colour Picker
Select colours and check contrast.
Design
Aspect Ratio Calculator
Calculate dimensions and ratios for images and video.
Design
Image Watermarker
Add text or image watermarks to a batch of photos.
Design
Icon Generator
Create favicons, app icons, and transparent assets from any image.
Design
Numbers
Time Converter
Convert seconds, hours, months.
Numbers
Unit Converter
Convert Metric and Imperial units.
Numbers
Percentage Calculator
Calculate percentages, percentage increase, and find the whole number.
Numbers
Knitting Gauge Converter
Convert knitting patterns to match your own gauge.
Numbers
Ratio Calculator
Solve proportions and simplify ratios instantly.
Numbers
Utilities
Time Zone Difference
Compare time differences between world cities.
Utilities
Interval Timer
Work/Rest timer for workouts or focus.
Utilities
Big Countdown
Visual countdown to a specific date.
Utilities
Pomodoro Timer
Focus timer using the 25/5 minute work-rest cycle.
Utilities
QR Code Generator
Generate high-quality QR codes for URLs and text.
Utilities
Screen Tester
Screen cleaning aid and dead pixel tester.
Utilities
Tea & Coffee Calculator
Perfect your brew with tea steeping times and a coffee ratio calculator.
Utilities
Fun
Silly Name Generator
Generate a random silly name.
Fun
Team Name Generator
Generate catchy names for quizzes and sports teams.
Fun
Improv Suggestion
Get random prompts for scenes, emotions, and styles.
Fun
Decision Wheel
Spin the wheel to decide between options.
Fun
Meme Maker
Create classic top/bottom text memes.
Fun
Wordsearch Maker
Create custom word search puzzles.
Fun
Crossword Maker
Generate printable crossword puzzles.
Fun