# GenieNote vs Math Sphere

The clearest difference is in-app purchases: Math Sphere at none against GenieNote's 1. Math Sphere also leads on ads (none vs shown) and iOS requirement (13.0 vs 17.6). GenieNote's advantage is update cadence (every 2 weeks vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. GenieNote sells 1 one-off in-app purchase. Math Sphere asks for nothing beyond the download.

GenieNote ships an update every 2 weeks, Math Sphere every 3 weeks. The most recent releases landed on September 8, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | GenieNote | Math Sphere |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 7 MB | 25 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Leo Rivas-Micoud](https://appshunter.io/developer/302776955) | [otsuki hayato](https://appshunter.io/developer/1828600192) |

## What reviewers say

### GenieNote

[App page](https://appshunter.io/ios/app/genienote-notes-and-calculator/id6747508810)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $39.99 | one-time |


### Math Sphere

[App page](https://appshunter.io/ios/app/math-sphere/id6749747366)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GenieNote free?

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

### Is Math Sphere free?

Math Sphere is free to download, with no in-app purchases.

### Do GenieNote or Math Sphere have ads?

GenieNote shows ads; Math Sphere does not.

### Which is updated more often, GenieNote or Math Sphere?

GenieNote ships an update every 2 weeks, and Math Sphere every 3 weeks. Most recently, GenieNote was updated on September 8, 2026 and Math Sphere on September 7, 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.*