Comparison

一信盾 vs 掌证通

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

一信盾

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一信盾APP是针对移动端缺乏普适、方便、安全、合规的密码支撑问题，在智能移动终端上用软件实现传统 USB-KEY 的功能，不依赖硬件密码芯片，用软件实现密钥管理、密码运算和 CA 数字证书应用等功能。可用于身份认证、电子签名、电子签章、数据加解密等。

About

掌证通

Features

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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。

Screenshots

一信盾4 screens

掌证通3 screens

Verdict

The call

The clearest difference is in-app purchases: 掌证通 at none against 一信盾's 10. 一信盾's advantage is update cadence (every 2 months vs every 19 months). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 一信盾 sells 10 one-off in-app purchases. 掌证通 asks for nothing beyond the download.

UpkeepUpdate frequency

一信盾 ships an update every 2 months, 掌证通 every 19 months. Both last shipped on September 8, 2026.

Scorecard2 real differences · 4 level

一信盾 versus 掌证通: the parameters behind the verdict, then further details
Parameter	一信盾	掌证通
Price	Free	Free
Update frequency	Every 2 months — better	Every 19 months
Ads	No	No
In-app purchases	Yes	No — better
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	12.0 — better	13.0
Further details — not scored
Size	24 MB	28 MB
Age rating	17+	4+
Developer	Beijing Anzhengtong Information Technology Co.,Ltd.	Shanghai Electronic Certificate Authority Center Co.,LTD