# 13 vs Math For Kids

The clearest difference is review sentiment: Math For Kids at 100% against 13's 0%. Math For Kids also leads on rating (5.0 vs 3.0) and update cadence (every 6 days vs every 3 months). 13's advantage is ratings volume (3 vs 1) and iOS requirement (5.1.1 vs 14.0.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. 13 sells 2 one-off in-app purchases and Math For Kids sells 3 in-app purchases, starting at $2.99 per 3 months. Whichever you choose, the download price is not the number that matters.

Math For Kids holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 0% of 13's written reviews are positive against 100% of Math For Kids's.

13 ships an update every 3 months, Math For Kids every 6 days. The most recent releases landed on June 5, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 13 | Math For Kids |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (3 ratings)](https://appshunter.io/ios/app/13/id526971511/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/math-for-kids-learn-math/id6737850355/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 142 MB | 39 MB |
| Requires iOS | **5.1.1** | 14.0.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tatiana Churanova](https://appshunter.io/developer/456152397) | [Bastian Schroder](https://appshunter.io/developer/1750681817) |

## What reviewers say

### 13

[App page](https://appshunter.io/ios/app/13/id526971511)

A Halloween-themed shape puzzle game designed for young children to learn counting through interactive play. It features intuitive puzzles, animated toys, and mini-games to keep kids engaged while practicing one-to-one correspondence.

**Highlights:** Halloween-themed puzzles, Counting practice with 1-to-1 correspondence, Intuitive shape matching, Animated toys upon completion, Two mini-games: Find the number and Memory cards, Engaging and fun learning experience

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| More Languages | $0.99 | one-time |
| Full Version | $1.99 | one-time |


### Math For Kids

[App page](https://appshunter.io/ios/app/math-for-kids-learn-math/id6737850355)

This app offers an underwater adventure to make learning math fun for children aged 5-8. It features interactive lessons and games for addition, subtraction, multiplication, and division, with motivational rewards. The app is safe, offline-friendly, and designed with a user-friendly interface.

**Highlights:** Interactive math lessons, Multiplication games, Addition, subtraction, multiplication, division practice, Motivational rewards system, Safe and offline play, User-friendly interface

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - 3 months | $2.99 | per 3 months |
| Premium - 12 months | $3.99 | per year |
| Premium - 6 months | $3.99 | per 6 months |


## Frequently asked questions

### Is 13 free?

13 is free to download, with in-app purchases available.

### Is Math For Kids free?

Math For Kids is free to download, with in-app purchases available.

### Which has better reviews, 13 or Math For Kids?

Math For Kids is rated higher. 13 averages 3.0 out of 5 from 3 ratings, while Math For Kids averages 5.0 from 1 ratings.

### Do 13 or Math For Kids have ads?

Neither 13 nor Math For Kids shows ads.

### Which is updated more often, 13 or Math For Kids?

13 ships an update every 3 months, and Math For Kids every 6 days. Most recently, 13 was updated on June 5, 2026 and Math For Kids on September 16, 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.*