You are using an outdated browser. Please upgrade your browser to improve your experience.
Gummii: Multiply!

Improve core multiplication skills by 49%

Improve core multiplication skills by 49%

Gummii: Multiply!

by Gummii Math Educational Games Inc.
Gummii: Multiply!
Gummii: Multiply!
Gummii: Multiply!

What is it about?

Improve core multiplication skills by 49%.*

Gummii: Multiply!

App Details

Education Family
Last updated
April 28, 2016
Release date
August 14, 2013
More info

App Screenshots

Gummii: Multiply! screenshot-0
Gummii: Multiply! screenshot-1
Gummii: Multiply! screenshot-2
Gummii: Multiply! screenshot-3

App Store Description

Improve core multiplication skills by 49%.*

Recommended by Teachers With Apps: "ONE OF THE BEST APPS OF 2015… A BRIGHT RAY OF SUNSHINE IN A STORM OF HO-HUM MATH APPS” - Read the full review


Now compatible with Gummii Class!

Gummii: Multiply! delivers 49% improvement in single-digit multiplication skills (times tables) for Grades 2 to 4.*

Played by over 550,000 learners, this new version of Multiply! includes 5 Adaptive Touch Modules designed specially for iPad by a leading researcher.

Multiply! can be used as an in-class supplement to help everyone master their times tables. Or for extra brain training at home. Or both.†

Features include:

• Personalized learning (thanks to our Adaptive Curriculum Engine, ACE™)

• Interactive imagery to build real understanding

• Unique incentives to practice, practice, practice

• Alignment with the Common Core ††

To learn more, visit us at

Because every kid can be GREAT at math. ‡

*** Other PRAISE for Gummii ***

• Average Global App Store Rating (version 1.0): 4 ½ stars
• Most Innovative Idea Award, Startup Calgary
• Too Important To Fail Award, Startup Calgary

"Gummii delivers results by combining a real game with learning science."
— B. Davis, Ph.D., Distinguished Research Chair, Werklund School of Education

"A 3D game where you advance by doing math? That's like adding vitamins to candy!"
— US App Store Reviewer

"I LOVE THIS APP BEST EVER. But you need to add a cat as a robot."
— UK Primary School Learner

* Learner skills are assessed before and after they complete the Flash and Rectangles modules. Average improvement for release 2.1 is +29 percentage points and +49 percentage points respectively. Nineteen out of 20 may expect results of at least 23 percentage points and 34 percentage points respectively.

† Multiply! is compatible with the Gummii Class app

†† CCSS 3.OA.4,6,7; 4.OA.1,B.4.

‡ John Mighton, The Myth of Ability: Nurturing Mathematical Talent In Every Child (2003)

AppAdvice does not own this application and only provides images and links contained in the iTunes Search API, to help our users find the best apps to download. If you are the developer of this app and would like your information removed, please send a request to and your information will be removed.