卓信签Pro vs Network Tester
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
卓信签Pro
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卓信签Pro是一款安全便捷的移动安全认证产品，以密码技术为核心，融合密钥分割、数字签名等技术，结合数字证书为用户提供移动终端的可信身份，主要功能包括身份认证、数据签名、文档签章、数据查询、消息提醒，用户通过手机即可完成系统登录授权和业务签名。
Network Tester
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融云网络排查工具，用于排查各个数据中心网络联通情况。
Screenshots
Verdict
The clearest difference is update cadence: 卓信签Pro at every 2 months against Network Tester'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.
卓信签Pro ships an update every 2 months, Network Tester every 4 months. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.
| Parameter | 卓信签Pro | Network Tester |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 11.3 |
| Further details — not scored | ||
| Size | 12 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | 山东卓码信息技术有限公司 | 北京创奇易科技有限公司 |
In-app purchases
卓信签Pro
No in-app purchases
Network Tester
No in-app purchases
