# 研词派 vs LessScreen | Boost Focus

The clearest difference is in-app purchases: 研词派 at none against LessScreen | Boost Focus's 3. 研词派 also leads on device support (3 vs 1) and iOS requirement (15 vs 18.5). LessScreen | Boost Focus's advantage is update cadence (monthly vs every 4 months). On ads there is nothing between them.

研词派 ships an update every 4 months, LessScreen | Boost Focus monthly. The most recent releases landed on September 25, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 研词派 | LessScreen | Boost Focus |
| --- | --- | --- |
| Price | — | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6745506040/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Size | 88 MB | 18 MB |
| Requires iOS | **15** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [浪 朱](https://appshunter.io/developer/1080897015) | [小龙 郭](https://appshunter.io/developer/1834938273) |

## What reviewers say

### 研词派

[App page](https://appshunter.io/ios/app/id6745506040)

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

**In-app purchases:** none


### LessScreen | Boost Focus

[App page](https://appshunter.io/ios/app/lessscreen-boost-focus/id6753039898)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $0.99 | per month |
| 年度会员 | $3.99 | per year |
| 永久会员 | $6.99 | one-time |


## Frequently asked questions

### Is 研词派 free?

Pricing for 研词派 is not currently listed on the App Store.

### Is LessScreen | Boost Focus free?

LessScreen | Boost Focus is free to download, with in-app purchases available.

### Do 研词派 or LessScreen | Boost Focus have ads?

Neither 研词派 nor LessScreen | Boost Focus shows ads.

### Which is updated more often, 研词派 or LessScreen | Boost Focus?

研词派 ships an update every 4 months, and LessScreen | Boost Focus monthly. Most recently, 研词派 was updated on September 25, 2026 and LessScreen | Boost Focus on September 9, 2026.

---

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