量信 vs M5
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
量信
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量信是以密码技术为核心的企业加密通讯与安全协同办公平台。构建以“用密码定义边界”为宗旨的数据安全防护体系，保障企业数据从产生、传输、存储、分类、共享、销毁全生命周期的数据安全。集成密话、密信、密会、密视频、密线、密文、密盘、密友通讯录等八大加密应用，结合零信任、数据防泄漏、安全沙箱等多种安全技术，对企业通讯和办公场景下的云、管、端数据进行全程加密保护。
M5
This enterprise-grade platform offers a unified mobile collaboration and operations management solution for large organizations. It focuses on a people-centric approach, integrating cloud technology with agile operations for intelligent and scenario-based experiences. The platform provides a single entry point for information, team collaboration, and mobile business applications.
- Unified mobile platform
- People-centric management
- Cloud technology integration
- Agile operations system
- Team collaboration and office tools
- Mobile business applications
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企业级的统一移动协同运营管理平台，面向大型、集团型组织，基于“以人为中心”的管理思想，适应数字化时代趋势，将新型的原生云技术架构与敏捷的运营体系相融合，带来协同运营领域更加智能化和场景化的新体验，打造集“统一入口、统一信息门户、团队协作与办公、移动化业务应用 ”于一体的移动平台。
Screenshots
Verdict
The clearest difference is update cadence: 量信 at every 9 days against M5's every 4 weeks. 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.
量信 ships an update every 9 days, M5 every 4 weeks. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.
| Parameter | 量信 | M5 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 9 days — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 154 MB | 396 MB |
| Age rating | 12+ | 4+ |
| Developer | Nanjing e-Quantum Information Technology Co., Ltd | Seeyon Software Co.Ltd. |
In-app purchases
量信
No in-app purchases
M5
No in-app purchases
