意源协同签名 vs 沪联互通
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
意源协同签名
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用户通过APP提交证书申请、延期、更新和重签操作，申请的信息会在本系统进行审核并且到发证系统进行发证处理，发证完成用户获得证书，用户就可以进行签名验证和认证。证书可以保障数据的安全性，避免被黑客窃取和篡改，提高数据的安全性和可靠性。
沪联互通
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“沪联互通”APP是上海CA自主研发的面向电子招投标领域的跨区域、跨平台互认的移动数字证书产品。投标人/供应商使用本产品，可在上海、北京、深圳、杭州、重庆、广州等市公共资源交易平台，及其他接入招投标领域数字证书跨区域兼容互认体系试点平台参与投标。 【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 update cadence: 意源协同签名 at every 2 weeks against 沪联互通's every 4 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.
意源协同签名 ships an update every 2 weeks, 沪联互通 every 4 months. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.
| Parameter | 意源协同签名 | 沪联互通 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 16 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Jiangsu Yiyuan Technology Co., Ltd. | Shanghai Electronic Certificate Authority Center Co.,LTD |
In-app purchases
意源协同签名
No in-app purchases
沪联互通
No in-app purchases
