工程e vs D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
工程e
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「工程e」是一款面向工程施工企业的项目管理工具，为施工管理提供的安全质量、计划进度、物资调度、劳务实名、成本管控等服务，独创清单项目管理模式，帮助工程施工企业一站式管好项目。
D
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· Your digital assistant for ship management! It integrates features like BOSS dashboard, energy efficiency management, route optimization, Prognostics and Health Management, planned maintenance, smart warehousing, ship safety inspection, E-log, D-Knowledge, system management, crew management, and budget management. · A wealth of pre-configured information, integrating essential technical documents for a one-stop service product that's ready to use right away. · Utilizing technologies such as IoT, edge computing, AR, and AI to build a highly intelligent ship management platform. · Shore-ship data synchronization, transparent processes, real-time management of ship dynamics, balancing efficiency and management. · A free software solution for everyone, offering a management tool for mariners at no cost.
Screenshots
Verdict
The clearest difference is iOS requirement: 工程e at 9.0 against D's 13.0. On price, update cadence, ads and in-app purchases 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.
工程e ships an update monthly, D every 2 months. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.
| Parameter | 工程e | D |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 101 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Yun Lian Wan Qi Technology Co., Ltd. | Winkong Marine Engineering Co.,Ltd. |
In-app purchases
工程e
No in-app purchases
D
No in-app purchases
