掌证通 vs Digital Mirror+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
掌证通
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“掌证通”APP是上海CA中心自主研发的的移动数字证书产品。用户可通过APP在线申请移动数字证书和电子印章，完成在电子招投标、电子签章等业务中的扫码登录、扫码签章、扫码加解密等业务操作。 【极速获取】 被授权后，通过网络极速获取数字证书，有网即下，不受时间、地点限制。 【安全随身】 移动数字证书存储在手机，随身携带、安全保存、被授权后随时使用。 【扫码便捷】 非接触式扫码操作，无需插KEY，简单便捷。 【去驱动插件】 无需集成USBKEY驱动插件，兼容各浏览器，降低插件限制。
Digital Mirror+
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连接EM3.0流媒体系统产品，进行机器设置、视频回放下载、软件升级等功能。
Screenshots
Verdict
The clearest difference is update cadence: Digital Mirror+ at every 3 weeks against 掌证通's every 19 months. 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.
掌证通 ships an update every 19 months, Digital Mirror+ every 3 weeks. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.
| Parameter | 掌证通 | Digital Mirror+ |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 19 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13 |
| Further details — not scored | ||
| Size | 28 MB | 141 MB |
| Age rating | 4+ | 4+ |
| Developer | Shanghai Electronic Certificate Authority Center Co.,LTD | Guangzhou Yinli Keshi Electronic Equipment Co., Ltd. |
In-app purchases
掌证通
No in-app purchases
Digital Mirror+
No in-app purchases
