密九邮箱 vs V
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
密九邮箱
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密九邮箱，是一款基于邮件安全的移动客户端，可实现邮件数据在移动端到服务器之间传输、存储过程全方位的安全保护。
V
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V-Box is a private, encrypted server software designed for secure communication. It enables partners to exchange video, voice, images, and text, as well as host conferences. With an experience comparable to WeChat, it ensures the utmost confidentiality and privacy for every connection, call, and video session.
Screenshots
Verdict
The clearest difference is update cadence: V at every 3 weeks against 密九邮箱's every 5 months. 密九邮箱's advantage is iOS requirement (12.0 vs 17.6). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
密九邮箱 ships an update every 5 months, V every 3 weeks. Both last shipped on October 27, 2026.
| Parameter | 密九邮箱 | V |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 43 MB | 87 MB |
| Age rating | 4+ | 9+ |
| Developer | ShenZhen AoLian Information Security Technology Co.,Ltd. | 江苏怀业安全科技有限公司 |
In-app purchases
密九邮箱
No in-app purchases
V
No in-app purchases
