# 彩虹单词 vs 多维单词

The clearest difference is in-app purchases: 彩虹单词 at none against 多维单词's 6. 多维单词's advantage is update cadence (weekly vs every 2 months) and iOS requirement (12.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. 多维单词 sells 3 one-off in-app purchases. 彩虹单词 asks for nothing beyond the download.

彩虹单词 ships an update every 2 months, 多维单词 weekly. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 彩虹单词 | 多维单词 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 24 MB | 279 MB |
| Requires iOS | 18.6 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rainbow Forest Co., Ltd](https://appshunter.io/developer/1739974336) | [深圳阿德利技术有限公司](https://appshunter.io/developer/1791701213) |

## What reviewers say

### 彩虹单词

[App page](https://appshunter.io/ios/app/id6502644844)

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

**In-app purchases:** none


### 多维单词

[App page](https://appshunter.io/ios/app/id6740804039)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月卡 | $4.99 | one-time |
| 半年卡 | $19.99 | one-time |
| 年卡 | $29.99 | one-time |


## Frequently asked questions

### Is 彩虹单词 free?

彩虹单词 is free to download, with no in-app purchases.

### Is 多维单词 free?

多维单词 is free to download, with in-app purchases available.

### Do 彩虹单词 or 多维单词 have ads?

Neither 彩虹单词 nor 多维单词 shows ads.

### Which is updated more often, 彩虹单词 or 多维单词?

彩虹单词 ships an update every 2 months, and 多维单词 weekly. Most recently, 彩虹单词 was updated on October 12, 2026 and 多维单词 on October 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.*