# 123 genius basic addition flash cards vs Math for Kindergarten 2+ Years

The clearest difference is review sentiment: 123 genius basic addition flash cards at 100% against Math for Kindergarten 2+ Years's 14%. 123 genius basic addition flash cards also leads on in-app purchases (none vs 3) and update cadence (every 3 months vs every 22 months). Math for Kindergarten 2+ Years's advantage is rating (4.3 vs 1.0) and ratings volume (466 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Math for Kindergarten 2+ Years sells 3 in-app purchases, starting at $9.99 per 7 days. 123 genius basic addition flash cards asks for nothing beyond the download.

Math for Kindergarten 2+ Years holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Math for Kindergarten 2+ Years has 466 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 100% of 123 genius basic addition flash cards's written reviews are positive against 14% of Math for Kindergarten 2+ Years's, so the app with the better star average is not the one people write more warmly about.

123 genius basic addition flash cards ships an update every 3 months, Math for Kindergarten 2+ Years every 22 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 123 genius basic addition flash cards | Math for Kindergarten 2+ Years |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/123-genius-basic-addition-flash-cards/id1130274920/reviews) | **[4.3 (466 ratings)](https://appshunter.io/ios/app/math-for-kindergarten-2-plus-years/id1670568046/reviews)** |
| Number of ratings | 1 | **466** |
| Positive reviews | **100.0% of reviews** | 14.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 22 months |
| Monetization | **Free** | Subscription |
| Size | 12 MB | 147 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Natthaya Sutthitham](https://appshunter.io/developer/1000181784) | [JMH Developers OU](https://appshunter.io/developer/1877636896) |

## What reviewers say

### 123 genius basic addition flash cards

[App page](https://appshunter.io/ios/app/123-genius-basic-addition-flash-cards/id1130274920)

This educational app helps children learn basic addition and number recognition from 0 to 10. It uses engaging pictures and sounds to make learning fun and accessible for young learners.

**Highlights:** Learn numbers 0-10, Basic addition practice, Picture and sound learning, Develops brain and ideas, Fun and easy for children

**Features:** macOS Compatibility

**In-app purchases:** none


### Math for Kindergarten 2+ Years

[App page](https://appshunter.io/ios/app/math-for-kindergarten-2-plus-years/id1670568046)

This app offers engaging math games designed for young children to learn counting, addition, and subtraction. It features interactive puzzles and exercises to build foundational math skills and improve fine motor coordination. The app provides a fun and educational environment for toddlers and preschoolers to explore numbers.

**Highlights:** Addition and subtraction puzzles, Object counting exercises, Number sequence memorization, Comparing quantities (more/less), Fine motor skill development, Offline gameplay

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Arithmetic Games for Kids | $9.99 | per 7 days |
| Number Games for Kids | $19.99 | per month |
| Learning Games for Kids | $99.99 | per year |


## Frequently asked questions

### Is 123 genius basic addition flash cards free?

123 genius basic addition flash cards is free to download, with no in-app purchases.

### Is Math for Kindergarten 2+ Years free?

Math for Kindergarten 2+ Years is free to download, with in-app purchases available.

### Which has better reviews, 123 genius basic addition flash cards or Math for Kindergarten 2+ Years?

Math for Kindergarten 2+ Years is rated higher. 123 genius basic addition flash cards averages 1.0 out of 5 from 1 ratings, while Math for Kindergarten 2+ Years averages 4.3 from 466 ratings.

### Do 123 genius basic addition flash cards or Math for Kindergarten 2+ Years have ads?

Neither 123 genius basic addition flash cards nor Math for Kindergarten 2+ Years shows ads.

### Which is updated more often, 123 genius basic addition flash cards or Math for Kindergarten 2+ Years?

123 genius basic addition flash cards ships an update every 3 months, and Math for Kindergarten 2+ Years every 22 months. Most recently, 123 genius basic addition flash cards was updated on November 2, 2026 and Math for Kindergarten 2+ Years on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*