Comparison

Math Worlds AR vs Outschool

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Math Worlds AR

This augmented reality game transforms a book cover into an interactive math learning experience for children. It offers various game levels covering core math concepts from kindergarten to sixth grade, encouraging active practice and engagement.

Highlights
  • Augmented reality book cover scanning
  • Interactive math game levels
  • Covers K-6 math curriculum
  • Encourages active learning
  • Homework activity option
  • No personal data collection
Features
Read full description

Welcome to Math Worlds AR! Math Worlds AR is an augmented reality game that turns your kids’ book cover into a fun, unique learning experience. To play, open the app and scan either the Student Activity Book or the Teacher’s Edition cover from any grade using a smartphone or tablet. Then watch an augmented reality game pop right out of it! There’s one game level for every unit in every grade (K–6). Math Worlds AR gets students out of their seats and practicing the math they’re learning. It can also serve as a short, fun homework activity. In order to access this app’s content, you will need any book cover from HMH’s Math Expressions 2018 program, or download complete list of levels, associated lessons and target images for free at: https://www.hmhco.com/~/media/sites/home/education/disciplines/mathematics/elementary/math-expressions/math-worlds-levels.pdf Game levels include… Counting and cardinality Number partners Addition, subtraction, multiplication, and division Geometry Place value Money, time, and measurement Fractions, decimals, and integers Graphing Expressions and equations Gameplay Find the spheres hidden throughout the map. Move your device around the cover and even move the cover itself to get the full experience. Earn bonus points for finding spheres quickly. The game lends itself well to students working in pairs. App Info This app does not collect any personally identifiable information. This app contains no social media sharing or links to websites. This app does not track the user’s location. For users age 6 or younger, we recommend child-safe device covers. Avoid pressing buttons or controls outside the main screen area when holding the device as doing so may minimize or close the game.

About

Outschool

Discover and enroll your child in a vast selection of live online classes taught by global educators. This app provides a convenient way for kids and teens to learn on the go, offering features like class reminders and direct communication with teachers.

Highlights
  • Over 140K live online classes
  • Taught by global teachers
  • Reminder notifications for classes
  • Direct communication with teachers
  • Zoom integration for learners
  • Classes for ages 3-18
Features
Read full description

Outschool empowers your child by offering over 140K classes taught by teachers around the world. Kids are free to choose what, how, and where they want to learn. Now it’s even easier to learn on the go with the Outschool App. * Never miss a class with reminder notifications * Communicate with teachers before and after class * Help your learners access Zoom on their own * Designed for kids and teens, giving you peace of mind For everything else, visit the website to get full access to your account, and stay tuned for more features in the app coming soon! About Outschool Outschool is an online learning platform that empowers kids ages 3–18 to learn on their own terms with the widest variety of teachers, topics and classes to suit any interest. We offer interactive, small-group classes that are fun and social, video classes that can be taken any time, and groups that connect learners around their favorite topics. With Outschool, learners are free to pursue their interests, connect with others around shared passions, and build confidence through progress. Since 2015, we’ve partnered with vetted, diverse, expert teachers to give kids everywhere greater access to high-quality education. Questions? Have other features you'd love to see? Let us know at appsupport@outschool.com or visit www.support.outschool.com See our privacy policy at: https://outschool.com/privacy See our terms of service: https://outschool.com/terms

Screenshots

Math Worlds AR4 screens
Outschool4 screens

Verdict

The call

The clearest difference is in-app purchases: Math Worlds AR at none against Outschool's 1. Math Worlds AR also leads on rating (3.5 vs 3.2) and iOS requirement (9.0 vs 15.1). Outschool's advantage is update cadence (every 3 weeks vs every 13 months) and ratings volume (121 vs 2). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Outschool sells 1 one-off in-app purchase. Math Worlds AR asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Math Worlds AR holds the better App Store score, 3.5 against 3.2. That said, the two scores are not equally well evidenced: Outschool has 121 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Math Worlds AR ships an update every 13 months, Outschool every 3 weeks. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

Scorecard6 real differences · 4 level
Math Worlds AR versus Outschool: the parameters behind the verdict, then further details
ParameterMath Worlds AROutschool
PriceFreeFree
Rating3.5 (2 ratings) — better3.2 (121 ratings)
Positive reviews—28.6% of reviews
Number of ratings2121 — better
Update frequencyEvery 13 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better15.1
Further details — not scored
Size201 MB53 MB
Age rating4+4+
DeveloperHoughton Mifflin HarcourtOutschool

Customer experience

Math Worlds AR

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

Outschool

All ratings117 ratings
Positive52.1%
Neutral4.3%
Negative43.6%
Written reviews84 reviews
Positive28.6%
Neutral10.7%
Negative60.7%

Bugs and requests

Math Worlds AR

Not enough reviews yet to summarise bugs or requests.

Outschool

Reported bugs

12 issues
  • App crashes and force quits frequently
  • Continuous loading symbols without data retrieval
  • Login failures on both app and website
  • App doesn't load class data properly
  • Join button doesn't connect to correct Zoom class
Show 7 more
  • Students stuck waiting for host to let them in
  • App incompatible with iPhone 16 Pro Max iOS 18
  • Classes not displaying in app
  • Network failure errors despite good connection
  • Child profile switching logs out user
  • Incorrect class shown when joining
  • Schedule not displaying correctly on app

Requested features

12 requests
  • Calendar view showing all scheduled classes
  • Search and filter functionality in app
  • Ability to save/favorite classes for later
  • Click-through to teacher profiles
  • Ability to message teachers from app
Show 7 more
  • Teacher notifications in app
  • Groups feature in app
  • Ability to switch between child profiles without logging out
  • Class linking and cross-referencing
  • Android app version
  • Teacher app version for educators
  • Late enrollment option for missed class signups

In-app purchases

None

Math Worlds AR

No in-app purchases

1 purchases

Outschool

One-time1
  • $10 in Outschool balance$14.99

Questions

Is Math Worlds AR free?
Math Worlds AR is free to download, with no in-app purchases.
Is Outschool free?
Outschool is free to download, with in-app purchases available.
Which has better reviews, Math Worlds AR or Outschool?
Math Worlds AR is rated higher. Math Worlds AR averages 3.5 out of 5 from 2 ratings, while Outschool averages 3.2 from 121 ratings.
Do Math Worlds AR or Outschool have ads?
Neither Math Worlds AR nor Outschool shows ads.
Which is updated more often, Math Worlds AR or Outschool?
Math Worlds AR ships an update every 13 months, and Outschool every 3 weeks. Most recently, Math Worlds AR was updated on October 21, 2026 and Outschool on October 24, 2026.

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