大成上海 vs 汇保全
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
大成上海
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北京大成（上海）律师事务所综合服务系统软件
汇保全
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上海市徐汇公证处区块链存证平台，提供包括app取证、区块链存证、网页取证、过程取证、移动端取证等功能，可广泛满足金融、科技、教育、出版、电商等领域中具有司法认可需要的数据保全需求。
Screenshots
Verdict
The clearest difference is update cadence: 大成上海 at every 5 weeks against 汇保全's every 5 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.
大成上海 ships an update every 5 weeks, 汇保全 every 5 months. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.
| Parameter | 大成上海 | 汇保全 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 42 MB | 55 MB |
| Age rating | 4+ | 17+ |
| Developer | Shanghai Mailuo Information Technology Co.,Ltd | 上海市徐汇公证处 |
In-app purchases
大成上海
No in-app purchases
汇保全
No in-app purchases
