# 光速阅读 vs Quick Math Challenges

The clearest difference is in-app purchases: 光速阅读 at none against Quick Math Challenges's 2. 光速阅读 also leads on ads (none vs shown) and iOS requirement (14.0 vs 16.4). Quick Math Challenges's advantage is update cadence (fortnightly vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Quick Math Challenges sells 2 in-app purchases, starting at $1.99 per month. 光速阅读 asks for nothing beyond the download.

光速阅读 ships an update every 4 months, Quick Math Challenges fortnightly. The most recent releases landed on October 3, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | 光速阅读 | Quick Math Challenges |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Fortnightly** |
| Size | 17 MB | 101 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [青岛投道网络科技发展有限公司](https://appshunter.io/developer/1236383431) | [Thieu Khue](https://appshunter.io/developer/1554439862) |

## What reviewers say

### 光速阅读

[App page](https://appshunter.io/ios/app/id1563199308)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quick Math Challenges

[App page](https://appshunter.io/ios/app/quick-math-challenges/id6757264130)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $1.99 | per month |
| LogiX Rush Lifetime Pro | $19.99 | one-time |


## Frequently asked questions

### Is 光速阅读 free?

光速阅读 is free to download, with no in-app purchases.

### Is Quick Math Challenges free?

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

### Do 光速阅读 or Quick Math Challenges have ads?

Quick Math Challenges shows ads; 光速阅读 does not.

### Which is updated more often, 光速阅读 or Quick Math Challenges?

光速阅读 ships an update every 4 months, and Quick Math Challenges fortnightly. Most recently, 光速阅读 was updated on October 3, 2026 and Quick Math Challenges on September 25, 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.*