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No sign-in needed — games, personality tests, worldcups and quizzes

Jump into a popular game Snake Tetris Kkodle Flappy Jump Whack-a-Mole Piano Tiles

Paint the countries you have visited, pick where next, check rates and weather · 208 countries · 1265 cities · 7 continents

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Calculator

A calculator from basic arithmetic to trigonometry and logs, plus VAT, discount, percent, bill-splitting, loan-interest and amount-in-words calculators, and unit/date expressions such as “5km + 300m to mi” or “today + 100 days”. Everything is computed on this page and history stays in this browser.
Age & Date Calculator

Korean legal age, D-day, 100-day and yearly anniversaries, the span between two dates, N days or months later, and business days excluding holidays.
Image Tools

Shrink, crop and adjust photos, paint with a brush, stack images as layers, and remove location data (EXIF). Also makes favicon sets, picks key colors and converts to Base64. Files never leave your browser.
PDF Tools

Merge PDFs, delete, rotate and reorder pages, save PDF pages as images, or bundle images into a PDF. Files are processed only in this browser and never uploaded.