# 3rd Grade Math vs 153 TKD

The clearest difference is in-app purchases: 153 TKD at none against 3rd Grade Math's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 3rd Grade Math sells 1 in-app purchase, starting at $4.99 per month. 153 TKD asks for nothing beyond the download.

3rd Grade Math ships an update every 2 months, 153 TKD every 5 weeks. The most recent releases landed on September 26, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 3rd Grade Math | 153 TKD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/153-tkd/id6751338064/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Subscription | **Free** |
| Size | 253 MB | 46 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Math Galaxy](https://appshunter.io/developer/500490521) | [153 TKD LLC](https://appshunter.io/developer/1834663100) |

## What reviewers say

### 3rd Grade Math

[App page](https://appshunter.io/ios/app/3rd-grade-math-math-galaxy/id904312067)

This app helps third graders master essential math skills aligned with Common Core standards. It offers interactive lessons and practice problems covering numbers, operations, and algebraic thinking. A free trial is available before subscribing.

**Highlights:** Covers all 3rd grade Common Core math standards, Place value and rounding exercises, Addition and subtraction within 1000, Multiplication and division practice, Word problem solving, Pattern identification

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Galaxy 3rd Grade Math | $4.99 | per month |


### 153 TKD

[App page](https://appshunter.io/ios/app/153-tkd/id6751338064)

This app helps students of a specific martial arts school stay informed and practice. Users can access school news, view class schedules, watch instructional videos, and study terminology.

**Highlights:** School news and updates, Live class schedule, Form video tutorials, Korean terminology study, Event information

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 3rd Grade Math free?

3rd Grade Math is free to download, with in-app purchases available.

### Is 153 TKD free?

153 TKD is free to download, with no in-app purchases.

### Do 3rd Grade Math or 153 TKD have ads?

Neither 3rd Grade Math nor 153 TKD shows ads.

### Which is updated more often, 3rd Grade Math or 153 TKD?

3rd Grade Math ships an update every 2 months, and 153 TKD every 5 weeks. Most recently, 3rd Grade Math was updated on September 26, 2026 and 153 TKD on September 19, 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.*