Size It Up
Install app

THE OFFICIAL SIZE IT UP APP

Get Sizivo.

Five daily puzzles, unlimited practice, and challenges with friends.

iPhone & iPad

Free to download
Download on the App Store
Scan to download

iOS / iPadOS 16.4 or later

Android

Coming soon

Web app

How to install

Add Size It Up to your home screen or desktop from your browser.

Choose your device for installation steps.

iPhone or iPad

Open sizeitup.games in Safari. Tap Share → Add to Home Screen, then Add. If offered, leave Open as Web App switched on.

Android

Open sizeitup.games in Chrome. Open the browser menu and choose Install app or Add to Home screen, then follow the prompt.

Computer

In Chrome or Edge, use the install icon in the address bar or the browser’s app menu. In a supported version of Safari on Mac, choose File → Add to Dock.

No install option? Play in your browser →

Sizivo on iPhone: resize a coffee mug beside a house sparrow, then lock in your guess.
A DAILY PUZZLE IN SIZIVO
Choose a categoryPLAYING DAILY
MixedAnimals, planets and everyday things. AnimalsLength, height or wingspan — every round names the axis. GeographyEast–west or north–south span, never area. Pop CultureCheck the version. Compare the measured dimension. VehiclesLength end to end, or height for the ones that stand upright. DinosaursCompare estimated body length, from snout to tail tip. SpaceCompare body diameter. Rings and orbital distances are excluded. Everyday ObjectsLength, height or width — every round names the axis. InsectsBody length or wingspan — read the named measurement. LandmarksRead the named height, length or main span — including its endpoints. Food & DrinkRead the selected size and axis — length, diameter or container height.
Browse all categories →

Suggest a category

No account or email needed. Suggestions help us choose what to build.

SIZE IT UP

Get Sizivo.

iPhone & iPad

Free
Download on the App Store

iOS / iPadOS
16.4 or later

Android

Coming soon
All download options →