Tool Suite

Finance &
Business Tools

Free calculators and tools for budgeting, investing, FIRE planning, loans, invoicing, and tax. No account needed.

23 free tools

0 accounts needed

100% browser-based

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🎨 CSS & Visual Generators

3 tools

CSS Gradient Generator

Linear and radial gradients with custom colour stops — live preview and copy-ready CSS output

Box Shadow Generator

Visual CSS box shadow builder — adjust offset, blur, spread and colour with live preview

Colour Contrast Checker

Check contrast ratios against WCAG AA and AAA accessibility standards with live colour preview

🎨 Colour Tools

1 tool

Pick any colour and get HEX, RGB and HSL values instantly — copy any format, explore palettes

⚙️ Code & Data Utilities

4 tools

Format, validate and minify JSON. Auto-beautify raw JSON, check errors and collapse nodes

Live regex matching with group capture, flag support and preset patterns for common tasks

Number Base Converter

Convert between binary, octal, decimal and hexadecimal with step-by-step explanations

Text Case Converter

UPPER, lower, Title, sentence case and camelCase — paste text and switch formats instantly