数学长征 vs 口袋化学
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
数学长征
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数学长征是基于科幻背景的数学解题闯关应用。涵盖从小学到大学的知识点、公式、定理并有大量课外数学知识以辅助学习和记忆,第二版中加入交互图形以便于理解数学概念。解题升级后推动故事背影向前发展。包括数学社交、发布悬赏、排行榜、错题本及成就系统。详细记录你的数学成长史,希望它成为你的数学伴侣,闲暇时解一道题锻炼脑力。
口袋化学
This app is a comprehensive chemistry learning and reference tool. It offers a detailed periodic table, a vast database of inorganic and organic substances, and a searchable collection of over 1300 chemical reaction equations. It also includes resources for common gas preparation, metal activity, solubility, formulas, and molar mass calculation.
- Detailed periodic table with element details
- Database of over 400 inorganic and organic substances
- Searchable library of 1300+ chemical reaction equations
- Categorized reaction types
- Common gas preparation methods
- Metal activity series
- Solubility tables
- Molar mass calculator
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口袋化学是一款功能强大、界面简洁的化学学习与查询工具,汇集了丰富的学习资源,让化学知识触手可及。应用主要提供了以下功能: - 元素周期表:提供详细、直观的元素周期表,点击显示元素详情,包括元素的名称、符号、原子序数、原子质量等,可快速搜索和查找任意元素。 - 物质、物质搜索:支持 400 多种无机物、有机物,提供化学式、名称、俗名、颜色等信息。支持 1300 多条化学反应方程式的查询,帮助您快速找到反应物和生成物的信息,了解化学反应的详细过程。 - 反应类型:按照加热、点燃、光照、电解等反应类型分类,按类型查询该反应下的所有化学方程式。 - 方程式收藏:轻松收藏您常用的化学方程式,便于快速访问和复习。 - 常见气体制备:汇总氧气、氢气、二氧化碳等常见气体的制备方法、制备装置、检验方法与收集方式。 - 金属活动顺序:展示常见金属的活动顺序,帮助理解置换反应和金属活泼性。 - 溶解性表:提供常见物质的溶解性表。查找物质在水中的溶解性情况,辅助实验和理论分析。 - 常用公式:随时查阅常用公式,重要公式一手掌握。 - 摩尔质量计算:输入化学式,即可快速计算物质的摩尔质量。 更多功能还在开发中,如遇到错误或者提供意见与建议,请联系邮箱:yuliuapp@icloud.com
Screenshots
Verdict
数学长征 and 口袋化学 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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. 数学长征 sells 6 one-off in-app purchases and 口袋化学 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
数学长征 ships an update every 3 weeks, 口袋化学 every 2 weeks. The most recent releases landed on November 6, 2026 and November 12, 2026 respectively.
| Parameter | 数学长征 | 口袋化学 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 92.9% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 85 MB | 60 MB |
| Age rating | 9+ | 4+ |
| Developer | Xining Vidoo Information & Technology Co.,ltd. | 宇 刘 |
In-app purchases
数学长征
- 1金币$0.99
- 8个金币$0.99
- 18金币$2.99
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- 25金币$3.99
- 50金币$7.99
- 98金币$14.99
口袋化学
- 永久会员$2.99









