Twelve free daily logic puzzles in your browser, fresh every day at midnight Pacific Time
A free daily size comparison game about your sense of scale
Stage
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Founded
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Based in
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US
Pricing model
Free
Free
Pricing
All twelve browser puzzles are free to play every day with no payment required. The iOS app is also free to download and offers an optional premium subscription for extras like the puzzle archive.
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Key features
Twelve daily logic puzzle games
Daily leaderboards with gold, silver, and bronze medals
Daily streak tracking
Friend comparisons and friend leaderboards
400+ achievements with equippable cosmetics
Unlimited free practice puzzles
Progressive web app with offline play
New puzzles every day at midnight Pacific Time
Five daily games with unique themes and leaderboards
Interactive resizing with visual feedback
Sourced answers with links to primary sources
Daily leaderboard ranking system
Unlimited free play mode
Archive to replay past puzzles
Google account sign-in for streak tracking
Scoring system based on accuracy ratio
Cosmetic customization with titles and board themes
What makes it different
Twelve different puzzle types in one place, all free and updated daily
No account, download, or payment required to play
Offline play capability as a progressive web app
Every size is sourced to primary references like NASA, ISO standards, and peer-reviewed studies
Real size visual comparison without conversion to other units
Fair scoring based on ratio rather than absolute difference
Completely free with no pay-to-win mechanics
Five diverse game categories spanning everyday, cosmic, prehistoric, culinary and microscopic scales
Daily Grid
SizeItUp