# 坚果牙 vs 牙e在线

The clearest difference is review sentiment: 牙e在线 at 67% against 坚果牙's 0%. 牙e在线 also leads on in-app purchases (none vs 10). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 坚果牙 sells 10 one-off in-app purchases. 牙e在线 asks for nothing beyond the download.

坚果牙 ships an update every 3 weeks, 牙e在线 monthly. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 坚果牙 | 牙e在线 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free |
| Size | 118 MB | 109 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Beijing Miaoshanwanghai Technology Co., Ltd.](https://appshunter.io/developer/1380299498) | [四川牙易在线网络科技有限公司](https://appshunter.io/developer/1427040323) |

## What reviewers say

### 坚果牙

[App page](https://appshunter.io/ios/app/id1380302768)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 坚果币12个 | $1.99 | one-time |
| 坚果币30个 | $3.99 | one-time |
| 坚果币60个 | $8.99 | one-time |
| 坚果币108个 | $14.99 | one-time |
| 坚果币218个 | $31.99 | one-time |
| 坚果币318个 | $48.99 | one-time |
| 坚果币418个 | $64.99 | one-time |
| 坚果币698个 | $99.99 | one-time |
| 坚果币1198个 | $179.99 | one-time |
| 坚果币2298个 | $349.99 | one-time |


### 牙e在线

[App page](https://appshunter.io/ios/app/e/id1469671419)

This platform offers a comprehensive solution for dental professionals, providing a marketplace for supplies and equipment, educational content, industry news, and repair services. It aims to simplify daily operations for dentists.

**Highlights:** Dental supply marketplace, Oral health courses, Dental industry news, Equipment repair services, Community forum for dentists, Exclusive deals and discounts

**In-app purchases:** none


## Frequently asked questions

### Is 坚果牙 free?

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

### Is 牙e在线 free?

牙e在线 is free to download, with no in-app purchases.

### Which is updated more often, 坚果牙 or 牙e在线?

坚果牙 ships an update every 3 weeks, and 牙e在线 monthly. Most recently, 坚果牙 was updated on October 2, 2026 and 牙e在线 on October 9, 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.*