# NumHole vs 高中地理选修二

The clearest difference is in-app purchases: 高中地理选修二 at none against NumHole's 1. 高中地理选修二 also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. NumHole sells 1 one-off in-app purchase. 高中地理选修二 asks for nothing beyond the download.

NumHole ships an update every 6 months, 高中地理选修二 every 9 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | NumHole | 高中地理选修二 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 968 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [永生 刘](https://appshunter.io/developer/830484999) | [艳静 赵](https://appshunter.io/developer/1246090497) |

## What reviewers say

### NumHole

[App page](https://appshunter.io/ios/app/numhole/id1063109824)

This app challenges players with arithmetic puzzles, starting simple and increasing in difficulty. It enhances mental math skills and logical thinking through engaging number-based challenges.

**Highlights:** Gradual difficulty increase, Mental arithmetic training, Algorithmic thinking development, Number-based puzzles, Logical relationship analysis

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 提示次数6次 | $0.99 | one-time |


### 高中地理选修二

[App page](https://appshunter.io/ios/app/id1637770383)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NumHole free?

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

### Is 高中地理选修二 free?

高中地理选修二 is free to download, with no in-app purchases.

### Do NumHole or 高中地理选修二 have ads?

Neither NumHole nor 高中地理选修二 shows ads.

### Which is updated more often, NumHole or 高中地理选修二?

NumHole ships an update every 6 months, and 高中地理选修二 every 9 months. Most recently, NumHole was updated on November 2, 2026 and 高中地理选修二 on November 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.*