4000基础必备英语单词3 vs Visual Periodic Table Chemie
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
4000基础必备英语单词3
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4000基础必备英语单词 3 4000 Essential English Words 3 （共6册） 内容包含课文正文、课后答案、图片、音频、中文翻译 包含磨耳朵、口语模仿、中英对照、单词卡片 9步学习步骤、10种测试方式、7种学习复习游戏 联系：bwbynn@163.com QQ群 753152718 (不用注册、不用联网、没有广告、没有内购，本地播放，方便学生随时随地学习)
Visual Periodic Table Chemie
Access detailed information on all elements, including properties, molecular formulas, and crystal structures. Features a comprehensive periodic table and chemical reaction calculators to aid in studies and work.
- Element properties lookup
- Molecular formula information
- Crystal structure visualization
- Periodic table display
- Chemical reaction calculators
- Advanced models (with purchase)
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This app allows you to quickly access information on all elements, including atomic number, atomic weight, boiling point, density, and more. You can also use it to find information on element molecular formulas, crystal structures, and electron energy levels. In addition, the app provides a detailed periodic table of elements to help you better understand the characteristics and relationships of the elements. It also offers various chemical reaction calculators to make your studies and work more efficient. Overall, the Chemical Element Lookup app for Apple devices is a very useful tool for both chemistry enthusiasts and professionals. Download and start using it now! Feedback email: proxima.centauri0@gmail.com Basic features are free, including information on all 118 elements, property comparisons and everyday chemistry tools. The optional Advanced Exploration pack is a one-time in-app purchase that permanently unlocks advanced models, the complete molecule library and organic structure topics. No subscription or automatic renewal.
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Verdict
The clearest difference is price: Visual Periodic Table Chemie at Free against 4000基础必备英语单词3's $0.99. Visual Periodic Table Chemie also leads on update cadence (every 3 weeks vs every 2 months). 4000基础必备英语单词3's advantage is in-app purchases (none vs 4). On ads, device support and iOS requirement 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
Visual Periodic Table Chemie is free to download; 4000基础必备英语单词3 costs $0.99 up front. Visual Periodic Table Chemie sells 4 one-off in-app purchases. 4000基础必备英语单词3 asks for nothing beyond the download.
4000基础必备英语单词3 ships an update every 2 months, Visual Periodic Table Chemie every 3 weeks. Both last shipped on November 3, 2026.
| Parameter | 4000基础必备英语单词3 | Visual Periodic Table Chemie |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 4.5 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 172 MB | 275 MB |
| Age rating | 4+ | 4+ |
| Developer | 水生 王 | 博 彭 |
In-app purchases
4000基础必备英语单词3
No in-app purchases
Visual Periodic Table Chemie
- A Little Encouragement$1.99
- Advanced Exploration$4.99
- Support Continued Development$4.99
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- A Big Thank-You$9.99
Questions
Is 4000基础必备英语单词3 free?
Is Visual Periodic Table Chemie free?
Do 4000基础必备英语单词3 or Visual Periodic Table Chemie have ads?
Which is updated more often, 4000基础必备英语单词3 or Visual Periodic Table Chemie?
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