# WordBranch 字中字 + 字首字根 vs SparkGlow

The clearest difference is update cadence: WordBranch 字中字 + 字首字根 at every 4 days against SparkGlow's fortnightly. WordBranch 字中字 + 字首字根 also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. WordBranch 字中字 + 字首字根 sells 2 in-app purchases, starting at $2.49 per month and SparkGlow sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

WordBranch 字中字 + 字首字根 ships an update every 4 days, SparkGlow fortnightly. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | WordBranch 字中字 + 字首字根 | SparkGlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (14 ratings)](https://appshunter.io/ios/app/wordbranch-plus/id1080556151/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 65 MB | 31 MB |
| Requires iOS | **15.6** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [YiLin Tsai](https://appshunter.io/developer/1080555730) | [Yu Chen Huang](https://appshunter.io/developer/6793047805) |

## What reviewers say

### WordBranch 字中字 + 字首字根

[App page](https://appshunter.io/ios/app/wordbranch-plus/id1080556151)

This app offers a unique approach to vocabulary acquisition by breaking down words into roots, prefixes, and suffixes. It uses visual aids and associative explanations to help users remember words more effectively. Gamified learning modes and personalized lists enhance the study experience.

**Highlights:** Word decomposition with root analysis, Associative explanations for memorization, Visual word breakdown diagrams, Vocabulary family expansion, Personalized word lists (learned/to-learn), Gamified review modes, Customizable study lists

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| E4F 進階月租方案 | $2.49 | per month |
| E4F 進階年租方案 | $29.99 | per year |


### SparkGlow

[App page](https://appshunter.io/ios/app/sparkglow/id6793047803)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SparkGlow Pro Monthly | $2.99 | per month |
| SparkGlow Max Monthly | $4.99 | per month |
| SparkGlow Pro Yearly | $29.99 | per year |
| SparkGlow Max Yearly | $39.99 | per year |


## Frequently asked questions

### Is WordBranch 字中字 + 字首字根 free?

WordBranch 字中字 + 字首字根 is free to download, with in-app purchases available.

### Is SparkGlow free?

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

### Do WordBranch 字中字 + 字首字根 or SparkGlow have ads?

Neither WordBranch 字中字 + 字首字根 nor SparkGlow shows ads.

### Which is updated more often, WordBranch 字中字 + 字首字根 or SparkGlow?

WordBranch 字中字 + 字首字根 ships an update every 4 days, and SparkGlow fortnightly. Most recently, WordBranch 字中字 + 字首字根 was updated on October 7, 2026 and SparkGlow on October 14, 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.*