# Geometry Review vs Mental Math Ninja

The clearest difference is update cadence: Mental Math Ninja at every 2 weeks against Geometry Review's every 5 months. Mental Math Ninja also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Geometry Review sells 1 one-off in-app purchase and Mental Math Ninja sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Geometry Review ships an update every 5 months, Mental Math Ninja every 2 weeks. The most recent releases landed on October 23, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Geometry Review | Mental Math Ninja |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/geometry-review-gre-lite/id605350843/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 12 MB | 17 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Webrich Software Limited](https://appshunter.io/developer/290203591) | [Sphulling Technologies](https://appshunter.io/developer/1540194995) |

## What reviewers say

### Geometry Review

[App page](https://appshunter.io/ios/app/geometry-review-gre-lite/id605350843)

Prepare for the GRE Math exam with over 230 geometry questions and detailed explanations. Track your progress with visual meters and revise specific topics to ensure readiness for test day.

**Highlights:** 230+ geometry questions, 23 revision notes, Mock tests, Instant feedback, Detailed explanations, Progress tracking with charts, Topic-specific revision

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $9.99 | one-time |


### Mental Math Ninja

[App page](https://appshunter.io/ios/app/mental-math-ninja/id1441928183)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Do More Math | $0.99 | one-time |


## Frequently asked questions

### Is Geometry Review free?

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

### Is Mental Math Ninja free?

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

### Do Geometry Review or Mental Math Ninja have ads?

Neither Geometry Review nor Mental Math Ninja shows ads.

### Which is updated more often, Geometry Review or Mental Math Ninja?

Geometry Review ships an update every 5 months, and Mental Math Ninja every 2 weeks. Most recently, Geometry Review was updated on October 23, 2026 and Mental Math Ninja on October 4, 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.*