# 单词大爆炸 vs Shadowing Lab

单词大爆炸 and Shadowing Lab are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 单词大爆炸 sells 2 in-app purchases, starting at $0.99 per month and Shadowing Lab sells 8 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

单词大爆炸 ships an update weekly, Shadowing Lab every 5 days. The most recent releases landed on August 21, 2026 and June 7, 2026 respectively.

## The numbers

| Metric | 单词大爆炸 | Shadowing Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shadowing-lab/id6755928466/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | — | Subscription |
| Size | 23 MB | 61 MB |
| Requires iOS | **16** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [少华 豆](https://appshunter.io/developer/1670519957) | [培 张](https://appshunter.io/developer/1683041875) |

## What reviewers say

### 单词大爆炸

[App page](https://appshunter.io/ios/app/id6746351916)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月订阅计划 | $0.99 | per month |
| 年度订阅计划 | $6.99 | per year |


### Shadowing Lab

[App page](https://appshunter.io/ios/app/shadowing-lab/id6755928466)

This app focuses on improving English listening comprehension, pronunciation, and spoken expression through intensive listening, close reading, and shadowing techniques. It offers structured, repeatable training with curated content and a clear learning path to build sustainable language ability.

**Highlights:** Intensive listening with segment-based audio, Shadowing practice with native audio comparison, Bilingual text support (English-Chinese), Curated content with increasing difficulty, Progress tracking and learning milestones, Distraction-free interface

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| 连续包年 | $4.99 | per year |
| Points Pack (612) | $0.99 | one-time |
| Points Top-Up ¥18 | $2.99 | one-time |
| Points Top-Up ¥38 | $4.99 | one-time |
| Points Pack (7956) | $9.99 | one-time |
| Points Pack (12054) | $14.99 | one-time |
| Points Top-Up ¥198 | $29.99 | one-time |


## Frequently asked questions

### Is 单词大爆炸 free?

单词大爆炸 is free to download, with in-app purchases available.

### Is Shadowing Lab free?

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

### Do 单词大爆炸 or Shadowing Lab have ads?

Neither 单词大爆炸 nor Shadowing Lab shows ads.

### Which is updated more often, 单词大爆炸 or Shadowing Lab?

单词大爆炸 ships an update weekly, and Shadowing Lab every 5 days. Most recently, 单词大爆炸 was updated on August 21, 2026 and Shadowing Lab on June 7, 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.*