大成上海 vs 珍品阁
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
珍品阁
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珍品阁是为珠宝爱好者和收藏家打造的专业应用，帮助您科学管理珠宝收藏，进行专业鉴定。 【核心功能】 珠宝库管理 - 添加珠宝信息和高清照片 - 记录材质、重量、来源等详细信息 - 分类管理，快速查找您的珍藏 - 估值记录，掌握珠宝价值变化 专业鉴定表单 - 多维度鉴定参数输入 - 智能成色等级计算 - 硬度、密度、颜色全面检测 - 专业的鉴定流程引导 证书生成与分享 - 多种证书模板选择（经典、现代、奢华） - 自动生成PDF格式证书 - 支持数据导出 - 一键分享鉴定结果 历史记录与统计 - 完整的操作历史记录 - 珠宝价值趋势分析 - 收藏数量统计图表 - 个人收藏成长轨迹 【应用优势】 - 离线使用，无需网络连接 - 本地加密存储，保护隐私 - 支持多语言 - 灵活的主题和字体设置
Screenshots
Verdict
大成上海 and 珍品阁 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | 大成上海 | 珍品阁 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 42 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Shanghai Mailuo Information Technology Co.,Ltd | 红升 孙 |
In-app purchases
大成上海
No in-app purchases
珍品阁
No in-app purchases
