数字原创保护 vs 沪联互通
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
数字原创保护
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在数字经济时代背景下，版权保护越来越被重视，如何利用新技术进行版权保护，推动文创艺术产业的发展，已成为重要议题。针对原创数字版权保护，四川CA作为第三方电子认证服务机构，在数字版权方面也进行了深入的市场调研，利用电子签名、时间戳等技术，与省版权协会联合打造了“数字原创保护平台”，助力版权保护。
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: 数字原创保护 at every 4 months against 沪联互通's every 9 months. 数字原创保护 also leads on iOS requirement (11.0 vs 15.0). 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.
数字原创保护 ships an update every 4 months, 沪联互通 every 9 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.
| Parameter | 数字原创保护 | 沪联互通 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 32 MB | 42 MB |
| Age rating | 17+ | 4+ |
| Developer | 四川数字认证中心 | Shanghai Electronic Certificate Authority Center Co.,LTD |
In-app purchases
数字原创保护
No in-app purchases
沪联互通
No in-app purchases
