IPST Chemistry E vs Pierce County Library System
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IPST Chemistry E
This electronic textbook explores the periodic table, comparing properties of metals, metalloids, and nonmetals. It details trends in metallic properties, applications of elements, and radioactive elements, including their benefits and drawbacks. The app also contrasts fission and fusion nuclear reactions and their uses.
- Periodic table properties comparison
- Metallic property trends analysis
- Element applications and uses
- Radioactive element properties
- Fission vs. fusion reactions
- Nuclear energy uses and impacts
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หนังสือเรียนอิเล็กทรอนิกส์ เรื่อง ตารางธาตุ (Periodic Table) เนื้อหาเกี่ยวกับการเปรียบเทียบสมบัติของธาตุโลหะ กึ่งโลหะ อโลหะ และวิเคราะห์แนวโน้มสมบัติความเป็นโลหะของธาตุตามตารางธาตุ ยกตัวอย่างการนำธาตุบางชนิดไปใช้ประโยชน์ได้อย่างเหมาะสมตามสมบัติของธาตุนั้น อธิบายสมบัติของธาตุกัมมันตรังสีและยกตัวอย่างประโยชน์และโทษของธาตุกัมมันตรังสีบางชนิด เปรียบเทียบปฏิกิริยานิวเคลียร์แบบฟิชชันกับฟิวชัน และยกตัวอย่างการใช้พลังงานนิวเคลียร์ในด้านต่างๆ รวมทั้งผลกระทบที่มีต่อสิ่งมีชีวิตและสิ่งแวดล้อม
Pierce County Library System
Discover materials and events to enhance learning, enjoyment, and community engagement with your local library. Access the catalog, digital resources, and event schedules conveniently from your device. Scan book ISBNs to locate them and use a digital library card.
- Access library catalog
- Browse digital collection
- View events calendar
- Use electronic resources
- Scan ISBN to find books
- Digital library card
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Find materials and events to help you learn, find enjoyment and build community at your Pierce County Library. Access our catalog, digital collection, events calendar, electronic resources and more all from your device. Scan an ISBN to find the book at your library and create a digital version of your library card for convenience.
Screenshots
Verdict
The clearest difference is review sentiment: IPST Chemistry E at 100% against Pierce County Library System's 50%. IPST Chemistry E also leads on rating (5.0 vs 4.0) and update cadence (every 5 months vs every 10 months). Pierce County Library System's advantage is ratings volume (14 vs 1). On price, ads, in-app purchases and monetization model 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.
IPST Chemistry E holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Pierce County Library System has 14 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of IPST Chemistry E's written reviews are positive against 50% of Pierce County Library System's.
IPST Chemistry E ships an update every 5 months, Pierce County Library System every 10 months. The most recent releases landed on July 15, 2026 and September 13, 2026 respectively.
| Parameter | IPST Chemistry E | Pierce County Library System |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.0 (14 ratings) |
| Positive reviews | 100.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 1 | 14 — better |
| Update frequency | Every 5 months — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 29 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Kathi Studio Co.,Ltd. | THE PIERCE COUNTY RURAL LIBRARY DISTRICT |
Customer experience
IPST Chemistry E
Pierce County Library System
In-app purchases
IPST Chemistry E
No in-app purchases
Pierce County Library System
No in-app purchases
