Comparison

Subtraction Math vs CSCA

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

Head to head
About

Subtraction Math

This educational game helps children aged 5-8 practice subtraction skills through engaging drills and multiple-choice questions. It offers a flexible learning pace with an optional timer and vibrant visuals to make arithmetic fun.

Highlights
  • Subtraction drills
  • Multiple choice format
  • Adjustable difficulty
  • Optional timer
  • Colorful graphics and sounds
  • Universal purchase
Features
Read full description

Subtraction with Ibbleobble is fun educational math game carefully designed for children aged 4+ but perfect for those aged between 5 - 8 who may be studying in the 1st and 2nd Grade and need to brush up on their arithmetic skills for school. Using a math drill technique this app will help children practice and learn how to subtract, develop their mental arithmetic, gain a feel for numbers and the relationships between them. We understand that everyone’s different, so our educational math games allow young learners to progress at their own pace, or take a challenge against the clock! We use a familiar multiple choice method designed with little hands in mind. We’ve also made this app available on all your devices with one single purchase. This way children can play and learn on the go with their iPhone, iPod or iPad whilst also on the big screen of the Apple TV! We all know that mental math can be challenging for kids but we at ibbleobble aim to show that math is fun too and doesn’t need to feel like school homework! • Subtraction worksheets • Simple gameplay • Multiple choice • Repetition to aid learning • 7 levels • Optional timer • Fantastic sounds and voice-over • Colourful characters • Vibrant graphics • No in-app purchases • No third-party advertising • 100% ALWAYS ad-free • Includes Fin animated iMessage stickers • Universal purchase (Available for iPhone, iPad, iPod and Apple TV) www.ibbleobble.com www.facebook.com/iblobl www.instagram.com/iblobl www.twitter.com/_iblobl If you enjoy playing Subtraction with Ibbleobble, we would really appreciate it if you could take the time to rate and review our app. If you experience any problems with the application or would just like to get in touch we'd like to hear from you. Please email us with full details at: apps@kidd.co Finally, remember to search Ibbleobble in the AppStore for more educational math games for kids!

About

CSCA

This app provides engaging science programming and tech ventures focused on computer coding and robotics. It aims to make science exciting through adventure and exploration for students, teachers, and visitors.

Highlights
  • Computer coding programs
  • Robotics ventures
  • Science adventure and exploration
  • Educational outreach
  • Tech-based learning
Features
Read full description

Serving Palm Beach County since 1961, the Cox Science Center revolves around a simple premise: science is exciting! Science means adventure and exploration and we are delivering on this promise by providing schools, visitors and campers an entirely new set of science programming and tech ventures based on computer coding, robotics, and other leading-edge educational programs. These new programs have allowed us to educate more young minds than ever before, now serving over 250,000 students, teachers and visitors annually, including 75,000 through field trips and educational outreach into schools and classrooms.

Screenshots

Subtraction Math4 screens
CSCA4 screens

Verdict

The call

The clearest difference is review sentiment: CSCA at 100% against Subtraction Math's 50%. CSCA also leads on price (Free vs $1.99) and rating (5.0 vs 3.9). Subtraction Math's advantage is device support (5 vs 2). On ratings volume, ads and in-app purchases 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

CSCA is free to download; Subtraction Math costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

CSCA holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews point the same way: 50% of Subtraction Math's written reviews are positive against 100% of CSCA's.

UpkeepUpdate frequency

Subtraction Math ships an update every 4 months, CSCA every 2 months. The most recent releases landed on September 22, 2026 and September 25, 2026 respectively.

Scorecard7 real differences · 3 level
Subtraction Math versus CSCA: the parameters behind the verdict, then further details
ParameterSubtraction MathCSCA
Price$1.99Free — better
Rating3.9 (7 ratings)5.0 (4 ratings) — better
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings7 — better4
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPod, Mac, Apple TV — betteriPhone, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size17 MB147 MB
Age rating4+4+
DeveloperKidDotCoSouth Florida Science Center And Aquarium Inc.

Customer experience

Subtraction Math

All ratings7 ratings
Positive57.1%
Neutral28.6%
Negative14.3%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

CSCA

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Subtraction Math

No in-app purchases

None

CSCA

No in-app purchases

Questions

Is Subtraction Math free?
Subtraction Math costs $1.99, with no in-app purchases.
Is CSCA free?
CSCA is free to download, with no in-app purchases.
Which has better reviews, Subtraction Math or CSCA?
CSCA is rated higher. Subtraction Math averages 3.9 out of 5 from 7 ratings, while CSCA averages 5.0 from 4 ratings.
Do Subtraction Math or CSCA have ads?
Neither Subtraction Math nor CSCA shows ads.
Which is updated more often, Subtraction Math or CSCA?
Subtraction Math ships an update every 4 months, and CSCA every 2 months. Most recently, Subtraction Math was updated on September 22, 2026 and CSCA on September 25, 2026.

Other comparisons