# CourseBot vs 单词泡泡

The clearest difference is in-app purchases: CourseBot at none against 单词泡泡's 3. CourseBot also leads on device support (4 vs 2) and iOS requirement (14.0 vs 17.0). 单词泡泡's advantage is update cadence (every 4 days vs every 9 months). On price and ads there is nothing between them.

Both are free to download. 单词泡泡 sells 3 in-app purchases, starting at $1.99 per month. CourseBot asks for nothing beyond the download.

CourseBot ships an update every 9 months, 单词泡泡 every 4 days. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CourseBot | 单词泡泡 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/id6743823244/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 55.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 5 MB | 3 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hengyu Zhou](https://appshunter.io/developer/788570080) | [野 匡](https://appshunter.io/developer/819954894) |

## What reviewers say

### CourseBot

[App page](https://appshunter.io/ios/app/coursebot/id1041756805)

**Features:** Vision Pro support

**In-app purchases:** none


### 单词泡泡

[App page](https://appshunter.io/ios/app/id6743823244)

This app uses a unique NvN matching game to help users memorize English vocabulary. By randomly pairing words with their meanings, it enhances memory retention and simulates real-world information retrieval. Enjoy an engaging way to learn words for various exams.

**Highlights:** NvN random matching gameplay, Learn vocabulary through elimination, Enhances memory retention, Improves anti-interference ability, Simulates real-world information retrieval, Suitable for exam preparation

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $1.99 | per month |
| 年度会员 | $12.99 | per year |
| 终身会员 | $14.99 | one-time |


## Frequently asked questions

### Is CourseBot free?

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

### Is 单词泡泡 free?

单词泡泡 is free to download, with in-app purchases available.

### Do CourseBot or 单词泡泡 have ads?

Neither CourseBot nor 单词泡泡 shows ads.

### Which is updated more often, CourseBot or 单词泡泡?

CourseBot ships an update every 9 months, and 单词泡泡 every 4 days. Most recently, CourseBot was updated on October 16, 2026 and 单词泡泡 on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*