Comparison

Pearl Diver HD vs Quick Math

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

Head to head
About

Pearl Diver HD

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

Highlights
  • Number line mastery
  • Fractions and decimals
  • Common Core standards alignment
  • Progress tracking
  • Educational game design
  • Pearl collection gameplay
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. For information about learning effectiveness, see the Math Snacks Research Summary: http://mathsnacks.com/research.html For information about the NMSU Learning Games Lab, visit http://learninggameslab.org. 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). 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

Quick Math

Practice mental math skills with this innovative app featuring handwriting recognition. It offers exercises in addition, subtraction, multiplication, division, and pre-algebra for students and adults. Track progress and improve arithmetic fluency with adjustable difficulty levels.

Highlights
  • Mental addition, subtraction, multiplication, division
  • Handwriting recognition for answers
  • Pre-algebra practice
  • Adjustable difficulty levels
  • Individual user profiles
  • Progress tracking
Features
Read full description

"Quick Math is perfect for students to improve their all round mathematics ability" - Apps In Education Kids and adults can’t put it down! Practice your mathematics while racing the clock in this innovative app. Featuring advanced handwriting recognition and a beautiful interface, Quick Math will take your general arithmetic skills to the next level. Quick Math is perfect for students in grades 2 to 6, or for anyone wanting to improve their general math skills. With multiple difficulty levels and a focus on self-improvement, Quick Math provides increasing challenges as your skills develop. EDUCATIONAL CONTENT • Practice mental addition, subtraction, multiplication, division and mixed operations • Develop arithmetic fluency and improve mental strategies • Practice pre-algebra skills by calculating unknown values and using inverse operations • Practice handwriting FOR PARENTS Quick Math improves arithmetic fluency and promotes development of mental strategies for addition, subtraction, multiplication, division and mixed operations. With a focus on self-improvement, Quick Math provides individual feedback on your child’s progress as they develop arithmetic skills at their own pace. Quick Math is perfect for children aged 6 - 12, providing increasing challenges as children grow and progress.  FOR TEACHERS Quick Math allows students to practice and develop general arithmetic at their own level, while providing increasing levels of difficulty as children master arithmetic skills. Individualised user profiles allow devices to be shared among multiple students whilst allowing students to track their own personal progress. With answers written directly on screen, Quick Math also improves handwriting skills and strengthens muscle memory, promoting transference of new skills to traditional classroom tasks. CURRICULUM SPECIFICS - USA - Grades 1 to 5 - Canada - Grades 1 to 6 - UK - Years 2 to 5 (Late Key Stage 1 & Key Stage 2) - Australia - Years 2 to 6 (Late Key Stage 1, Key Stage 2 & 3 of new syllabus) HWR is supplied by MyScript from Vision Objects.

Screenshots

Pearl Diver HD4 screens
Quick Math4 screens

Verdict

The call

The clearest difference is rating: Quick Math at 4.2 against Pearl Diver HD's 1.5. Quick Math also leads on update cadence (every 2 months vs every 20 months) and ratings volume (885 vs 2). Pearl Diver HD's advantage is in-app purchases (none vs 5). On price, review sentiment, 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. Quick Math sells 5 one-off in-app purchases. Pearl Diver HD asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Quick Math holds the better App Store score, 4.2 against 1.5. That said, the two scores are not equally well evidenced: Quick Math has 885 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 71% of Pearl Diver HD's written reviews are positive against 73% of Quick Math's.

UpkeepUpdate frequency

Pearl Diver HD ships an update every 20 months, Quick Math every 2 months. The most recent releases landed on June 5, 2026 and September 20, 2026 respectively.

Scorecard6 real differences · 4 level
Pearl Diver HD versus Quick Math: the parameters behind the verdict, then further details
ParameterPearl Diver HDQuick Math
PriceFreeFree
Rating1.5 (2 ratings)4.2 (885 ratings) — better
Positive reviews71.4% of reviews73.5% of reviews — better
Number of ratings2885 — better
Update frequencyEvery 20 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.68.0 — better
Further details — not scored
Size28 MB97 MB
Age rating4+4+
DeveloperNew Mexico State University Board of RegentsShiny Things

Customer experience

Pearl Diver HD

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews7 reviews
Positive71.4%
Neutral0.0%
Negative28.6%

Quick Math

All ratings885 ratings
Positive78.8%
Neutral5.6%
Negative15.6%
Written reviews339 reviews
Positive73.5%
Neutral7.7%
Negative18.9%

Bugs and requests

Pearl Diver HD

Not enough reviews yet to summarise bugs or requests.

Quick Math

Reported bugs

3 issues
  • Incorrect answers registered
  • Handwriting not recognized properly
  • Issues with family sharing

Requested features

4 requests
  • Option to disable timer
  • More customization options
  • Progress tracking and reporting
  • Ability to focus on specific math operations

In-app purchases

None

Pearl Diver HD

No in-app purchases

5 purchases

Quick Math

One-time5
  • Subtraction$0.99
  • Multiplication$0.99
  • Division$0.99
Show 2 more
  • Mixed$0.99
  • Unlock All$2.99

Questions

Is Pearl Diver HD free?
Pearl Diver HD is free to download, with no in-app purchases.
Is Quick Math free?
Quick Math is free to download, with in-app purchases available.
Which has better reviews, Pearl Diver HD or Quick Math?
Quick Math is rated higher. Pearl Diver HD averages 1.5 out of 5 from 2 ratings, while Quick Math averages 4.2 from 885 ratings.
Do Pearl Diver HD or Quick Math have ads?
Neither Pearl Diver HD nor Quick Math shows ads.
Which is updated more often, Pearl Diver HD or Quick Math?
Pearl Diver HD ships an update every 20 months, and Quick Math every 2 months. Most recently, Pearl Diver HD was updated on June 5, 2026 and Quick Math on September 20, 2026.

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