Privacy Tools
Free privacy tools: credit card format validator (Luhn), colour contrast checker, website speed checker and IP address lookup.
Color Contrast Checker
Check WCAG contrast ratio with AA/AAA pass-fail and a live text preview
Privacy ToolsCredit Card Validator
Check a card number's Luhn format and detect its brand — format check only, nothing stored
Privacy ToolsIP Checker
Find your public IP address and approximate location, free
Privacy ToolsWebsite Speed Checker
Measure real page load time with Navigation Timing and time a fetch to any URL
Privacy ToolsEXIF Metadata Remover
Strip EXIF and GPS data from photos before you share them.
Privacy ToolsPassword Breach Checker
Check if a password leaked in a breach — only 5 hash characters leave your device.
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