# 运力士 vs 优牙库

运力士 and 优牙库 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. Neither carries in-app purchases, so what you see is what you pay.

运力士 ships an update every 3 weeks, 优牙库 monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | 运力士 | 优牙库 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6742437283/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 61 MB | 35 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Guangxi Yunlishi Information Technology Co., Ltd](https://appshunter.io/developer/1782478922) | [美吧](https://appshunter.io/developer/1798399852) |

## What reviewers say

### 运力士

[App page](https://appshunter.io/ios/app/id6738832011)

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

**In-app purchases:** none


### 优牙库

[App page](https://appshunter.io/ios/app/id6742437283)

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

**In-app purchases:** none


## Frequently asked questions

### Is 运力士 free?

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

### Is 优牙库 free?

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

### Do 运力士 or 优牙库 have ads?

Neither 运力士 nor 优牙库 shows ads.

### Which is updated more often, 运力士 or 优牙库?

运力士 ships an update every 3 weeks, and 优牙库 monthly. Most recently, 运力士 was updated on October 24, 2026 and 优牙库 on October 24, 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.*