桂交易移动CA vs 中煤易签
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
桂交易移动CA
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桂交易移动CA是一个集成多CA的移动数字证书平台,通过手机即可在线申领各地电子招投标平台所需的数字证书,以及完成招投标过程中的身份认领,电子签章,文件加解密等业务功能.
中煤易签
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“中煤易购”APP是服务中煤集团的移动证书产品。用户可通过APP在线申请移动数字证书和电子印章，完成在电子招投标和电子合同签署过程的扫码登录、扫码签章、扫码加密、扫码解密等业务操作。 【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
Verdict
The clearest difference is iOS requirement: 桂交易移动CA at 10.0 against 中煤易签's 13.0. On price, update cadence, ads and in-app purchases 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.
Both ship on a similar rhythm, roughly every 8 months. The most recent releases landed on September 17, 2026 and September 19, 2026 respectively.
| Parameter | 桂交易移动CA | 中煤易签 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 months | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 183 MB | 28 MB |
| Age rating | 17+ | 4+ |
| Developer | Suzhou Guotai Epoint Software Co.,Ltd | Shanghai Electronic Certificate Authority Center Co.,LTD |
In-app purchases
桂交易移动CA
No in-app purchases
中煤易签
No in-app purchases
