# STEM Dotz vs Math Genius

The clearest difference is in-app purchases: STEM Dotz at none against Math Genius's 3. STEM Dotz also leads on iOS requirement (13.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Math Genius sells 3 in-app purchases, starting at $0.49 per month. STEM Dotz asks for nothing beyond the download.

STEM Dotz ships an update every 8 months, Math Genius every 4 months. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | STEM Dotz | Math Genius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stem-dotz/id6471081806/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 72 MB | 7 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stemious Solutions Private Limited](https://appshunter.io/developer/1535183799) | [Dinh Phuc](https://appshunter.io/developer/1673640299) |

## What reviewers say

### STEM Dotz

[App page](https://appshunter.io/ios/app/stem-dotz/id6471081806)

This app collects and graphs data from a wireless multisensor, offering over 30 guided activities and supporting user-designed scientific explorations. It helps reinforce science understanding and develop critical-thinking skills.

**Highlights:** Data collection from multisensor, Graphing of collected data, Over 30 guided activities, User-designed explorations, Reinforces science understanding, Develops critical-thinking skills

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

**In-app purchases:** none


### Math Genius

[App page](https://appshunter.io/ios/app/math-genius-grade-2/id6578444476)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Access | $0.49 | per month |
| 6-Month Premium Membership | $2.49 | per 6 months |
| Yearly Premium Access | $4.39 | per year |


## Frequently asked questions

### Is STEM Dotz free?

STEM Dotz is free to download, with no in-app purchases.

### Is Math Genius free?

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

### Do STEM Dotz or Math Genius have ads?

Neither STEM Dotz nor Math Genius shows ads.

### Which is updated more often, STEM Dotz or Math Genius?

STEM Dotz ships an update every 8 months, and Math Genius every 4 months. Most recently, STEM Dotz was updated on October 7, 2026 and Math Genius on October 1, 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.*