# 十万个为什么3 vs OKmath全科启蒙

The clearest difference is ads: OKmath全科启蒙 at none against 十万个为什么3's shown. OKmath全科启蒙 also leads on update cadence (every 3 weeks vs every 4 months) and ratings volume (1.4K vs 16). 十万个为什么3's advantage is rating (4.9 vs 4.7) and iOS requirement (10.0 vs 13.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

十万个为什么3 holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: OKmath全科启蒙 has 1.4K ratings behind it against 16, so its average is the more settled of the two. Written reviews complicate that: 80% of 十万个为什么3's written reviews are positive against 95% of OKmath全科启蒙's, so the app with the better star average is not the one people write more warmly about.

十万个为什么3 ships an update every 4 months, OKmath全科启蒙 every 3 weeks. The most recent releases landed on August 15, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 十万个为什么3 | OKmath全科启蒙 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/3/id1313195907/reviews)** | [4.7 (1.4K ratings)](https://appshunter.io/ios/app/okmath/id1550897942/reviews) |
| Number of ratings | 16 | **1.4K** |
| Positive reviews | 80.0% of reviews | **94.6% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 83 MB | 1.4 GB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [昌庭 周](https://appshunter.io/developer/1063627234) | [北京橙旭园网络技术有限公司](https://appshunter.io/developer/1420996184) |

## What reviewers say

### 十万个为什么3

[App page](https://appshunter.io/ios/app/3/id1313195907)

This educational app offers a comprehensive encyclopedia covering science, history, culture, and more. It explains complex topics with engaging text and visuals, designed to spark curiosity and broaden young readers' horizons.

**Highlights:** Covers astronomy, geography, biology, math, physics, chemistry, Explains 'why' questions with vivid text, Systematic and scientific knowledge organization, Engaging and lively page design, Enhances creativity and imagination, Interactive Q&A format

**Features:** macOS Compatibility

**In-app purchases:** none


### OKmath全科启蒙

[App page](https://appshunter.io/ios/app/okmath/id1550897942)

This app uses gamified teaching methods to make learning math concepts engaging for children. It helps them develop independent thinking, problem-solving skills, and confidence through interactive exercises and exploration.

**Highlights:** Gamified teaching methods, Develops independent thinking, Enhances understanding, Covers basic math concepts, Includes logic games, Offers different difficulty levels

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

**In-app purchases:** none


## Frequently asked questions

### Is 十万个为什么3 free?

十万个为什么3 is free to download, with no in-app purchases.

### Is OKmath全科启蒙 free?

OKmath全科启蒙 is free to download, with no in-app purchases.

### Which has better reviews, 十万个为什么3 or OKmath全科启蒙?

十万个为什么3 is rated higher. 十万个为什么3 averages 4.9 out of 5 from 16 ratings, while OKmath全科启蒙 averages 4.7 from 1.4K ratings.

### Do 十万个为什么3 or OKmath全科启蒙 have ads?

十万个为什么3 shows ads; OKmath全科启蒙 does not.

### Which is updated more often, 十万个为什么3 or OKmath全科启蒙?

十万个为什么3 ships an update every 4 months, and OKmath全科启蒙 every 3 weeks. Most recently, 十万个为什么3 was updated on August 15, 2026 and OKmath全科启蒙 on September 22, 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.*