铁市通 vs 查查不锈
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
铁市通
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铁市通是一个商务信息平台
查查不锈
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查查不锈是一款面向工程师、采购与质检的钢材牌号查询与对比工具。覆盖ASTM、EN、JIS、VDM、Nippon等数据库，支持按UNS、材质号、牌号多维检索，成分与力学性能清晰呈现，跨标准对应关系智能匹配。离线可用，界面简洁，上手迅速；收藏与最近查看助力高效决策，数据持续更新可追溯。
Screenshots
Verdict
The clearest difference is in-app purchases: 查查不锈 at none against 铁市通's 10. 铁市通's advantage is update cadence (every 3 days vs every 3 weeks) and iOS requirement (13.0 vs 15.1). On price, ads 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. 铁市通 sells 10 one-off in-app purchases. 查查不锈 asks for nothing beyond the download.
铁市通 ships an update every 3 days, 查查不锈 every 3 weeks. The most recent releases landed on October 25, 2026 and October 16, 2026 respectively.
| Parameter | 铁市通 | 查查不锈 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 79 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | 立文 徐 | 淼 唐 |
In-app purchases
铁市通
- 采购商预览权限-1月$29.99
- 采购商预览权限-6月$39.99
- 采购商预览权限-12月$59.99
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- 关键词购买-1年$99.99
- 关键词购买-2年$129.99
- 产品分类广告-3月$149.99
- 关键词购买-3年$149.99
- 产品分类广告-6月$249.99
- 产品分类广告-1年$299.99
- 产品分类广告-2年$399.99
查查不锈
No in-app purchases
