MiYouMail vs 国海船管
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MiYouMail
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MiYou加密邮箱使用区块链技术，非对称加密数据，只有你自己的私钥可以解密邮件；用户数据加密处理，全程SSL加密传输，保障数据传输安全； 您可以放心地发送机密信息，可以放心地把所有机密信息和文件都加密存放到您的电子邮箱中。
国海船管
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为客户提供整体航运数字化领域解决方案，具备维修保养，船舶供应，采购/油品/费用/安全/修船/船员，船舶证书等综合船舶管理服务。
Screenshots
Verdict
The clearest difference is in-app purchases: 国海船管 at none against MiYouMail's 1. MiYouMail's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 6 weeks). On price, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. MiYouMail sells 1 one-off in-app purchase. 国海船管 asks for nothing beyond the download.
MiYouMail ships an update every 2 weeks, 国海船管 every 6 weeks. The most recent releases landed on September 18, 2026 and September 7, 2026 respectively.
| Parameter | MiYouMail | 国海船管 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Every 6 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 64 MB | 125 MB |
| Age rating | 4+ | 17+ |
| Developer | Beijing Songhaoyun Information Technology Co., Ltd. | 大连海大赢海科技有限公司 |
In-app purchases
MiYouMail
- 1个月邮箱（体验版）$0.99
国海船管
No in-app purchases
