密九通 vs 信通卫士
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
密九通
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密九通是基于标识密码(SM9)技术对移动智能终端重要数据的传输、存储和分享进行加密保护。 实现了语音通话、通讯录、短信、照片、文件和即时通讯消息的加密保护。 防止攻击者利用系统漏洞、恶意监听、植入病毒木马等手段盗取敏感数据，保障移动智能终端数据安全。 为政府、金融、能源、军队、运营商和大型企业等行业提供移动智能终端数据的安全保障服务。
信通卫士
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iGuard, an encryption tool designed for mobile communication security, is committed to providing users with comprehensive security communication protection services.
Screenshots
Verdict
The clearest difference is update cadence: 信通卫士 at every 2 months against 密九通's every 11 months. 密九通's advantage is iOS requirement (10.0 vs 15). 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.
密九通 ships an update every 11 months, 信通卫士 every 2 months. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.
| Parameter | 密九通 | 信通卫士 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 11 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 10.0 — better | 15 |
| Further details — not scored | ||
| Size | 91 MB | 322 MB |
| Age rating | 4+ | 4+ |
| Developer | ShenZhen AoLian Information Security Technology Co.,Ltd. | China Academy of Telecommunication Research of MIIT |
In-app purchases
密九通
No in-app purchases
信通卫士
No in-app purchases
