Comparison

Find Missing in Subtraction vs Calcugators

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

Head to head
About

Find Missing in Subtraction

This educational app helps children practice subtraction skills. It presents problems with missing numbers and offers interactive feedback. Users can customize settings like problem layout and number selection, and track progress through detailed reports.

Highlights
  • Interactive subtraction problems
  • Customizable problem layout (vertical/horizontal)
  • Optional answer prompts
  • Random number generation
  • Congratulatory animations
  • Progress tracking and reports
  • Test mode
Read full description

In this program there is a subtraction problem at the top of the screen with the second number blank. The program voice says (for instance) "Seven minus what makes three? Click the correct answer." There are four numbers at the bottom of the screen, and the student should click the correct choice from among them. If the student clicks the correct number, the voice says "Yes, seven minus four equals three." Settings Vertical Subtraction If this is selected then the number statement at the top of the screen will be arranged vertically. Horizontal Subtraction If this is selected then the number statement at the top of the screen will be arranged horizontally. Prompt(Blink) This is checked by default. If the student fails to find the correct answer within ten seconds, the program guides him/her to the correct choice by making the correct choice blink. Select Random Numbers If this is selected, then the program will choose the numbers to be used in the problems. Congratulatory Animation If this is selected, then any and all of the numbers in this box will be used. To deselect this choice, click it again and selection will be ended. Test Here, the student can test him/herself. Report This displays results of the “Test”. The report (Holds Only 20 Records). Grade On/Off: If it is on, app will monitor correct and wrong responses by the student Correct Answer: When a student response to a question with correct answer Wrong Answer: When a student response to a question with wrong answer Number of Total Attempt: Number of times a student tried to answer questions in the app. Bar Chart: Represents the student's performance graphically. Detail Report: Test results including the grade. object identified, distracter and time taken to finish the test. Print: This will print the grade or data on the screen. Clear Data: This button erase all the data that was stored and free up the memory that data was occupying.

About

Calcugators

This educational game makes practicing addition fun for children. Kids embark on a math hike, feeding gators by solving problems that encourage various math strategies. It offers four difficulty levels for a personalized challenge.

Highlights
  • Addition practice
  • Math strategy development
  • Four difficulty levels
  • Offline play
  • No ads or tracking
  • Account-free
Read full description

Calcugators is a number crunching math game your kids are going to enjoy. Pick a trail and feed the gators on a math hike that is sure to challenge their minds and make them smile. While you will only see addition problems in Calcugators, you may be surprised by just how many ways you will work with numbers. You will need to use all your math strategies: regrouping, counting on, making multiples of ten, subtraction and more to complete these trails. With four levels of difficulty, there is a challenge for just about any age. SQUEAKY CLEAN Calcugators contains no ads or tracking. You do not need an internet connection or an account with our company to get play. ABOUT LITTLE 10 ROBOT We create high quality games that enrich players. We strive to create family friendly experiences that have distinct educational value inside every product.

Screenshots

Find Missing in Subtraction4 screens
Calcugators4 screens

Verdict

The call

The clearest difference is review sentiment: Calcugators at 86% against Find Missing in Subtraction's 0%. Calcugators also leads on rating (4.7 vs 1.0) and in-app purchases (none vs 1). Find Missing in Subtraction's advantage is price (Free vs $1.99) and iOS requirement (10.0 vs 14.0). On 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

Find Missing in Subtraction is free to download; Calcugators costs $1.99 up front. Find Missing in Subtraction sells 1 one-off in-app purchase. Calcugators asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calcugators holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Calcugators has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Find Missing in Subtraction's written reviews are positive against 86% of Calcugators's.

UpkeepUpdate frequency

Find Missing in Subtraction ships an update every 121 months, Calcugators every 49 months. Both last shipped on October 20, 2026.

Scorecard8 real differences · 2 level
Find Missing in Subtraction versus Calcugators: the parameters behind the verdict, then further details
ParameterFind Missing in SubtractionCalcugators
PriceFree — better$1.99
Rating1.0 (1 ratings)4.7 (7 ratings) — better
Positive reviews0.0% of reviews85.7% of reviews — better
Number of ratings17 — better
Update frequencyEvery 121 monthsEvery 49 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better14.0
Further details — not scored
Size110 MB73 MB
Age rating4+4+
DeveloperBlooming Kids Software LLCLittle 10 Robot

Customer experience

Find Missing in Subtraction

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Calcugators

All ratings7 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews7 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

In-app purchases

1 purchases

Find Missing in Subtraction

One-time1
  • Finding Missing Number in Subtraction$3.99
None

Calcugators

No in-app purchases

Questions

Is Find Missing in Subtraction free?
Find Missing in Subtraction is free to download, with in-app purchases available.
Is Calcugators free?
Calcugators costs $1.99, with no in-app purchases.
Which has better reviews, Find Missing in Subtraction or Calcugators?
Calcugators is rated higher. Find Missing in Subtraction averages 1.0 out of 5 from 1 ratings, while Calcugators averages 4.7 from 7 ratings.
Do Find Missing in Subtraction or Calcugators have ads?
Neither Find Missing in Subtraction nor Calcugators shows ads.
Which is updated more often, Find Missing in Subtraction or Calcugators?
Find Missing in Subtraction ships an update every 121 months, and Calcugators every 49 months. Most recently, Find Missing in Subtraction was updated on October 20, 2026 and Calcugators on October 20, 2026.

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