Comparison

Second Grade Math Trainer vs Memorize Prime Numbers

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

Head to head
About

Second Grade Math Trainer

Features
Read full description

Unlock the world of numbers with Second Grade Math Trainer—a comprehensive app designed to build essential math skills through engaging practice and play. Perfect for second graders, our app covers a wide range of arithmetic topics including addition, subtraction, multiplication, and division. Key Features: Self-Paced Trainer Mode Work through math problems at your own speed without time pressure, ensuring every learner builds confidence and mastery over time. Five Engaging Mini-Games Dive into five fun mini-games that adapt to your child’s skill level, transforming practice into an exciting challenge while reinforcing core math facts. With Second grade Math Addition you can practice and improve the following skills: - Addition up to 20 - Addition up to 100 - Add three one-digit numbers - Add a two-digit and a one-digit number - Add two multiples of ten - Add multiples of 10 or 100 - Add two two-digit numbers - Add three numbers up to two digits eac - Addition with three-digit numbers With Second grade Math Subtraction you can practice and improve the following skills: - Subtraction facts - numbers up to 20 - Subtract a one-digit number from a two-digit number - Subtract two two-digit numbers - Subtract multiples of 10 - Subtract multiples of 100 - Subtract multiples of 10 or 100 - Subtract three-digit numbers - Balance subtraction equations With Second Grade Math Multiplication & Division you can practice and improve the following skills: - Multiplication tables for 2, 3 and 4 - Multiplication tables up to 5×5 - Multiplication tables for 2, 3, 4, 5, and 10 - Multiplication tables for 6, 7, 8, and 9 - Multiplication tables up to 10×10 - Divisors and quotients up to 5 - Divisors and quotients up to 10

About

Memorize Prime Numbers

Learn to memorize hundreds of prime numbers within a week using a provided method. This app offers a unique approach to remembering these special numbers.

Highlights
  • Memorize hundreds of prime numbers
  • Learn a provided memorization method
  • Focus on prime number recall
  • Suitable for quick learning
Features
Read full description

Memory Pi digit is a competition. There are another type of number also good as memorize. Which is Prime Numbers. Prime Numbers is very special. But no easy to memory. Using our provided method, you are easy to remember hundreds of Prime number with a week. Try you will know.

Screenshots

Second Grade Math Trainer4 screens
Memorize Prime Numbers4 screens

Verdict

The call

The clearest difference is price: Memorize Prime Numbers at Free against Second Grade Math Trainer's $2.99. Second Grade Math Trainer's advantage is ads (none vs shown) and iOS requirement (12.0 vs 16.6). On update cadence, in-app purchases 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

Memorize Prime Numbers is free to download; Second Grade Math Trainer costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Second Grade Math Trainer ships an update every 26 months, Memorize Prime Numbers every 14 months. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

Scorecard3 real differences · 7 level
Second Grade Math Trainer versus Memorize Prime Numbers: the parameters behind the verdict, then further details
ParameterSecond Grade Math TrainerMemorize Prime Numbers
Price$2.99Free — better
Rating—3.0 (2 ratings) — better
Positive reviews—50.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 26 monthsEvery 14 months — better
AdsNo — betterYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.6
Further details — not scored
Size17 MB84 MB
Age rating4+4+
DeveloperSergey MaluginOscar Tsang

In-app purchases

None

Second Grade Math Trainer

No in-app purchases

None

Memorize Prime Numbers

No in-app purchases

Questions

Is Second Grade Math Trainer free?
Second Grade Math Trainer costs $2.99, with no in-app purchases.
Is Memorize Prime Numbers free?
Memorize Prime Numbers is free to download, with no in-app purchases.
Do Second Grade Math Trainer or Memorize Prime Numbers have ads?
Memorize Prime Numbers shows ads; Second Grade Math Trainer does not.
Which is updated more often, Second Grade Math Trainer or Memorize Prime Numbers?
Second Grade Math Trainer ships an update every 26 months, and Memorize Prime Numbers every 14 months. Most recently, Second Grade Math Trainer was updated on November 6, 2026 and Memorize Prime Numbers on November 8, 2026.

Other comparisons