Comparison

Pearl Diver vs Learn Math with Yobee

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

Head to head
About

Pearl Diver

Dive into the ocean to master the number line, including fractions and decimals, by collecting pearls. This educational game is designed by experts to align with Common Core standards for grades 3-8.

Highlights
  • Number line mastery
  • Fractions and decimals
  • Common Core alignment
  • Progress tracking
  • Educational game design
Features
Read full description

Throw on your diving helmet, and head into the depths of the sea! Master the number line, including fractions and decimals, while gathering beautiful pearls. Will you find the elusive black pearl? • Ideal for elementary and middle school students, grades 3-8. Developed by mathematics educators, researchers, and game developers at the Learning Games Lab at New Mexico State University. Games developed by the Learning Games Lab undergo a rigorous instructional design process, extensive user testing, and input from learners, teachers, and researchers. Pearl Diver addresses Common Core standards relevant to the number line and properties of numbers, including: • Understanding numbers, ways of representing numbers, and number systems. • Understanding and representing commonly used fractions. • Understanding fractions as part of unit wholes and as locations on number lines. • Comparing and ordering fractions, and finding their approximate locations on the number line. Read about research documenting learning effectiveness of Math Snacks: http://mathsnacks.com/research.html Pearl Diver was developed as part of the "Math Snacks" initiative. Other free animations, activities, and games are available through the Math Snacks web site at http://mathsnacks.org. Math Snack materials were developed with support from the National Science Foundation (0918794 & 1503507). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation. Some materials were originally prototyped or discussed as part of a cooperative agreement from the U.S. Department of Education (U295A050004).

About

Learn Math with Yobee

Read full description

Yobee Math helps kids practice sorting and counting in a fun, interactive way that teaches solid math fundamentals and will help your child become more skilled. Moreover, it has some mini games like connecting dots, color matching, jigsaw puzzle as a left brain workout. Features: * Counting Exercises * Sorting Exercises * Pattern Exercises * Addition Exercises (only available via In-App Purchase) * Subtraction Exercises (only available via In-App Purchase) * Clock Exercises (only available via In-App Purchase) * Multiplication Exercises (only available via In-App Purchase) * Division Exercises (only available via In-App Purchase) * Fraction Exercises (only available via In-App Purchase) Yobee Math is for preschoolers, 1st graders, and 2nd graders.

Screenshots

Pearl Diver4 screens
Learn Math with Yobee4 screens

Verdict

The call

The clearest difference is in-app purchases: Pearl Diver at none against Learn Math with Yobee's 2. Learn Math with Yobee's advantage is update cadence (every 4 months vs every 20 months) and iOS requirement (6.0 vs 17.6). 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. Learn Math with Yobee sells 2 one-off in-app purchases. Pearl Diver asks for nothing beyond the download.

UpkeepUpdate frequency

Pearl Diver ships an update every 20 months, Learn Math with Yobee every 4 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

Scorecard3 real differences · 7 level
Pearl Diver versus Learn Math with Yobee: the parameters behind the verdict, then further details
ParameterPearl DiverLearn Math with Yobee
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews76.2% of reviews—
Number of ratings2 — better—
Update frequencyEvery 20 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.66.0 — better
Further details — not scored
Size28 MB321 MB
Age rating4+4+
DeveloperNew Mexico State University Board of RegentsGokhan Uysal

In-app purchases

None

Pearl Diver

No in-app purchases

2 purchases

Learn Math with Yobee

One-time2
  • Addition-Subtraction Exercises$0.99
  • Multiplication-Division Exercises$1.99

Questions

Is Pearl Diver free?
Pearl Diver is free to download, with no in-app purchases.
Is Learn Math with Yobee free?
Learn Math with Yobee is free to download, with in-app purchases available.
Do Pearl Diver or Learn Math with Yobee have ads?
Neither Pearl Diver nor Learn Math with Yobee shows ads.
Which is updated more often, Pearl Diver or Learn Math with Yobee?
Pearl Diver ships an update every 20 months, and Learn Math with Yobee every 4 months. Most recently, Pearl Diver was updated on November 1, 2026 and Learn Math with Yobee on November 2, 2026.

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