The whole catalogue

Every tool earns its place.

Browse the collections below, or type to filter all 133 across 10 categories.

Featured tools

Password GeneratorCreate strong random passwords with full control over length and characters.Security & Privacy
JSON FormatterFormat, validate and minify JSON, with errors that point to the exact line.Developer Tools
Percentage CalculatorWork out any percentage — of a number, as a share, or as a change.Maths & Statistics
Word CounterCount words, characters, sentences and paragraphs as you type.Text Tools
Unit ConverterConvert between length, weight, temperature, volume, speed, data and more.Everyday Utilities
Character CounterCount characters with and without spaces, against the limits that matter.Text Tools
Average Calculator (Mean, Median, Mode)Find the mean, median, mode and range of a list of numbers, with the working shown.Maths & Statistics
Compound Interest CalculatorSee how savings grow with compounding, including regular contributions.Finance & Calculators
Image CompressorShrink JPEG, PNG and WebP files with a quality slider and a live size comparison.Image Tools
Meta Title & Description CheckerMeasure a title and description by rendered width, with a live preview of the result.SEO Tools

Grouped

Collections worth working through.

Developer Tools
Formatters & Validators
SEO Tools
Meta & Snippets
Finance & Calculators
Interest & Investing
Text Tools
Cleanup & Whitespace
Everyday Utilities
Random & Chance
Finance & Calculators
Shopping, Tax & Tips
Developer Tools
Generators
Developer Tools
Colour & CSS

The corner nobody links to

Tools carrying no flag and no promotion. Most people find their favourite somewhere in here.

Every tool earns its place.

Featured tools

Collections worth working through.

Formatters & Validators

Meta & Snippets

Interest & Investing

Cleanup & Whitespace

Random & Chance

Shopping, Tax & Tips

Generators

Colour & CSS

The corner nobody links to

Recently added

Everything, A to Z

Text Tools10

Everyday Utilities12

Finance & Calculators21

Developer Tools25

Image Tools16

PDF Tools10

SEO Tools20

Security & Privacy8

Date & Time5

Maths & Statistics6

Every tool earns its place.

Featured tools

Collections worth working through.

Formatters & Validators

Meta & Snippets

Interest & Investing

Cleanup & Whitespace

Random & Chance

Shopping, Tax & Tips

Generators

Colour & CSS

The corner nobody links to

Recently added

Everything, A to Z

Text Tools10

Everyday Utilities12

Finance & Calculators21

Developer Tools25

Image Tools16

PDF Tools10

SEO Tools20

Security & Privacy8

Date & Time5

Maths & Statistics6