中存OA vs SONLAM OA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
中存OA
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中存协同办公系统OA功能说明： 包括采购管理、车辆管理、固定资产、创建合同、结算管理、考勤管理、薪资管理、业务费用、印章管理、制度文件、人力资源、发放报告、特殊事项、新闻稿件等
SONLAM OA
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SONLAM was established in 2005. It is a production-oriented enterprise specializing in the production and sales of various architectural hardware, doors, windows and control hardware, kitchen and bathroom, glass curtain wall and staircase hardware, smart home, precision hardware parts and other building materials. After years of development, we have gradually formed a comprehensive system integrating R&D and design, production and manufacturing, sales and export, international warehousing, and overseas direct sales, and have a complete and huge product supply chain.
Screenshots
Verdict
The clearest difference is update cadence: 中存OA at every 3 weeks against SONLAM OA's every 2 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.
中存OA ships an update every 3 weeks, SONLAM OA every 2 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.
| Parameter | 中存OA | SONLAM OA |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 40 MB | 120 MB |
| Age rating | 4+ | 17+ |
| Developer | Zhongcun Big Data Technology Co., Ltd. | FUZHOU SONLAM BUILDING MATERIALS CO.,LTD |
In-app purchases
中存OA
No in-app purchases
SONLAM OA
No in-app purchases
