What is Size It Up?
Size It Up, on this site, is the resize-and-lock round: one silhouette, one reference object, and the measured sizes after you commit. The dated daily version of that round is Magnitudle.
Size It Up — Unlimited
One silhouette, one reference object, then the measurements. The daily version of this round is Magnitudle; here the next round starts when you want it.
The dated daily round is Magnitudle. The unlimited version of that format is the game on the homepage.
Size Comparison GameResize one silhouette beside a reference and lock the ratio.Bigger or SmallerThe two-choice version, fastest on a phone.
The daily resize-and-lock game (Magnitudle) ↗
Not affiliated with Magnitudle. Size It Up on this page is our name for the same resize-and-lock round.
The format, in short
You drag until the silhouette looks right beside the reference, then lock it. The measured sizes appear after you commit. The link below opens Magnitudle. On this site the next round can start immediately.
How the Size It Up format works
1. A silhouette appears beside a reference
One of them is the thing you resize.2. Drag until the proportions look right
You are judging a ratio, not typing a number.3. Lock the guess
The commit is the whole answer.4. The measured sizes appear
Both figures are on screen after you lock.
Questions
Is there an unlimited version of Size It Up?
Magnitudle gives you one resize-and-lock round a day. Here that round repeats with no cap.
How do I play Size It Up without a daily limit?
Start the Size Comparison Game on the homepage. Lock a guess, read the measurements, then deal another pair.
Do I need an account or an app?
No. The version on this site runs in your browser, free, with no signup and no app to install.
Is this the official Size It Up site?
No. This is our own version of the format, published separately from the original. We link to the original so you can compare.
More ways to play
Size Comparison GameResize one silhouette beside another and judge the ratio.Guess the SizeOne object, one dimension — dial in a real measurement.Magnitude GameHow far apart are two quantities — judge the gap.
How this site differs
A daily resize-and-lock puzzle stops after one pair. Here the score is how close the ratio is, and the next pair starts when you lock.