---
title: "掌上信手书 - Reviews, Revenue and Downloads in China | Apple App Store"
description: "掌上信手书 北京数字认证股份有限公司官方出品，新一代移动数字证书&电子签名平台  【一部手机 证书即办即用】 – 免 USBKey、免驱动、免线下窗口，3 分钟完成身份认证与证书签发 – 证书一站式全生命周期管理，证书状态实时可视 – APP内直接预览文件，真正做到随时随地一键签署  【为什么选择掌上信手书】 – 政务大厅：不动产登记、工商年报、公积金提取，一部手机全搞定 – 电子招投标：与各地公"
---

# 掌上信手书 — China
> 安全、合规、统一的移动签署新体验！

![掌上信手书 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/8b/00/bf/8b00bfc2-b3b0-1030-9764-69349346c282/AppIcon-0-0-1x_U007ephone-0-1-0-85-220.png/434x0w.png)

**Developer:** [Beijing Certificate Authority Co](https://apptail.io/developer/beijing-certificate-authority-co-Zwhc) (China)
**Category:** Utilities
**Rating:** 2.1/5 (40 ratings)
**Price:** Free
**Bundle ID:** bjca.org.cn.UnifyMobileSignature
**Store:** Apple App Store
**Country:** China
**Version:** 2.1.4 (released 2026-09-30)
**Original Release:** 2023-01-05
**Languages:** Chinese

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/cn/app/app/id1632866253)
**AppTail Page:** [https://apptail.io/app/app-fgDk/china](https://apptail.io/app/app-fgDk/china)

## 掌上信手书 Description
掌上信手书
北京数字认证股份有限公司官方出品，新一代移动数字证书&电子签名平台

【一部手机 证书即办即用】
– 免 USBKey、免驱动、免线下窗口，3 分钟完成身份认证与证书签发
– 证书一站式全生命周期管理，证书状态实时可视
– APP内直接预览文件，真正做到随时随地一键签署

【为什么选择掌上信手书】
– 政务大厅：不动产登记、工商年报、公积金提取，一部手机全搞定
– 电子招投标：与各地公共资源交易中心无缝对接，标书加密、开标解密零门槛
– 医疗教育：电子病历、电子成绩单、电子合同，患者、学生、家长指尖完成
– 企业办公：人事、采购、销售合同签署在线闭环，成本降低效率翻倍

【合规资质】
• 国家密码管理局《电子认证服务使用密码许可证》
• 工信部《电子认证服务许可证》
• 公安部《信息系统安全等级保护》三级备案

## 掌上信手书 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/4b/0a/8f/4b0a8f8f-d903-d8d0-eeab-4b77601367e5/_U4fe1_U4efb16.5.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/a0/87/59/a08759dc-568a-d4c5-f0d6-92419828a3b1/_U4fe1_U4efb26.5.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f0/db/40/f0db40a4-6637-e74b-38d7-805af43aabc4/_U4fe1_U4efb36.5.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/5e/df/8a/5edf8a6e-f577-0588-9442-ce750dec2fa7/_U4fe1_U4efb46.5.png/1242x2688.png)

## 掌上信手书 Rating Breakdown in China
- 5 stars: 8 (20%)
- 4 stars: 2 (5%)
- 3 stars: 1 (3%)
- 2 stars: 3 (8%)
- 1 stars: 26 (65%)

## 掌上信手书 Reviews in China

### *---- "很烂"
烂的很 总是刷不出二维码
-- Zdd要上岸, 2024-12-06

### *---- "用不了"
用不了
-- 4250582, 2024-12-05

[View all 掌上信手书 reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews)




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## 掌上信手书 Available In
- [China](https://apptail.io/app/app-fgDk/china)
- [United States](https://apptail.io/app/app-fgDk/united-states)
- [Austria](https://apptail.io/app/app-fgDk/austria)
- [Australia](https://apptail.io/app/app-fgDk/australia)
- [Azerbaijan](https://apptail.io/app/app-fgDk/azerbaijan)
- [Belgium](https://apptail.io/app/app-fgDk/belgium)
- [Brazil](https://apptail.io/app/app-fgDk/brazil)
- [Belarus](https://apptail.io/app/app-fgDk/belarus)
- [Canada](https://apptail.io/app/app-fgDk/canada)
- [Switzerland](https://apptail.io/app/app-fgDk/switzerland)
- [Chile](https://apptail.io/app/app-fgDk/chile)
- [Colombia](https://apptail.io/app/app-fgDk/colombia)
- [Cyprus](https://apptail.io/app/app-fgDk/cyprus)
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- [Dominican Republic](https://apptail.io/app/app-fgDk/dominican-republic)
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- [Iceland](https://apptail.io/app/app-fgDk/iceland)
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- [Kazakhstan](https://apptail.io/app/app-fgDk/kazakhstan)
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- [Thailand](https://apptail.io/app/app-fgDk/thailand)
- [Türkiye](https://apptail.io/app/app-fgDk/turkey)
- [Ukraine](https://apptail.io/app/app-fgDk/ukraine)
- [Uzbekistan](https://apptail.io/app/app-fgDk/uzbekistan)
- [Vietnam](https://apptail.io/app/app-fgDk/vietnam)
- [United Arab Emirates](https://apptail.io/app/app-fgDk/united-arab-emirates)
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- [Argentina](https://apptail.io/app/app-fgDk/argentina)

---

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