# Mail Master by NetEase vs 知音楼HD

The clearest difference is in-app purchases: 知音楼HD at none against Mail Master by NetEase's 19. 知音楼HD also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.1). Mail Master by NetEase's advantage is device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. Mail Master by NetEase sells 18 in-app purchases, starting at $0.99 per month. 知音楼HD asks for nothing beyond the download.

Mail Master by NetEase ships an update every 2 weeks, 知音楼HD fortnightly. The most recent releases landed on September 28, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Mail Master by NetEase | 知音楼HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.3K ratings)](https://appshunter.io/ios/app/mail-master-by-netease/id897003024/reviews)** | — |
| Number of ratings | **2.3K** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Freemium | — |
| Size | 281 MB | 595 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 17+ |
| Developer | [NetEase (Hangzhou) Network Co., Ltd.](https://appshunter.io/developer/371634018) | [亿度慧达教育科技(北京)有限公司](https://appshunter.io/developer/564755477) |

## What reviewers say

### Mail Master by NetEase

[App page](https://appshunter.io/ios/app/mail-master-by-netease/id897003024)

Manage multiple email accounts from various providers in one app. Enjoy features like unified inboxes, document management, and email translation across all your devices. Offers a comfortable reading experience with customizable settings.

**Highlights:** Manage multiple email accounts, Unified inbox view, Large attachment support, Email translation, Cross-platform synchronization, Dark mode and font settings

**Features:** Vision Pro support

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 免广告连续包月 | $0.99 | per month |
| 网易邮箱会员50G套餐连续包月 | $2.99 | per month |
| 大师会员连续包月 | $2.99 | per month |
| 您将获得无限邮箱容量等网易邮箱服务。 | $3.99 | per month |
| 您将获得无限邮箱容量等邮箱大师超级会员服务。 | $5.99 | per month |
| 免广告连续包年 | $9.49 | per year |
| 您将获得无限邮箱容量等网易邮箱服务。 | $14.99 | per 3 months |
| 大师会员连续包年 | $19.99 | per year |
| 网易邮箱会员50G套餐连续包年 | $22.99 | per year |
| 网易邮箱会员200G套餐连续包年 | $39.99 | per year |
| 1个月邮件追踪套餐 | $1.99 | one-time |
| 1个月大师会员套餐 | $2.99 | one-time |
| 1个月网易邮箱会员50G套餐 | $3.99 | one-time |
| 1个月网易邮箱超级会员套餐 | $5.99 | one-time |
| 12个月大师会员套餐 | $29.99 | one-time |
| 1年网易邮箱会员50G套餐 | $29.99 | one-time |
| 2年网易邮箱会员50G套餐 | $39.99 | one-time |
| 24个月大师会员套餐 | $39.99 | one-time |


### 知音楼HD

[App page](https://appshunter.io/ios/app/hd/id1523039519)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mail Master by NetEase free?

Mail Master by NetEase is free to download, with in-app purchases available.

### Is 知音楼HD free?

知音楼HD is free to download, with no in-app purchases.

### Do Mail Master by NetEase or 知音楼HD have ads?

Mail Master by NetEase shows ads; 知音楼HD does not.

### Which is updated more often, Mail Master by NetEase or 知音楼HD?

Mail Master by NetEase ships an update every 2 weeks, and 知音楼HD fortnightly. Most recently, Mail Master by NetEase was updated on September 28, 2026 and 知音楼HD on September 16, 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.*