eBookHub vs ISBN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
eBookHub
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eBookHub 哈瑪星書城在無紙化的潮流下誕生，提供一個雲端平台，讓不論是出版社、教學單位、政府機構、企業，甚至是素人作家，能夠將商品目錄、期刊雜誌或個人作品以電子書的方式呈現。並將過去繁複的出版步驟簡單化，透過單一的平台提供使用者從編輯到上架販售的最佳解決方案。 eBookHub 哈瑪星書城提供線上編輯電子書的服務，您的電子書將跳脫PDF檔案,不受PC限制,輕鬆在任何智慧型行動載具上下載閱讀。透過eBookHub 哈瑪星書城，您可以使用哈瑪星書城的會員帳號登入，同步下載哈瑪星書城的電子書。此外，電子書亦可離線閱讀，並自訂個人分類書櫃，讓電子書管理更有效率。
ISBN
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ISBN資料庫收錄了台灣完整書籍資料，透過搜尋名稱或掃描ISBN書碼查找書籍，對比線上書店價格。
Screenshots
Verdict
The clearest difference is ads: eBookHub at none against ISBN's shown. eBookHub also leads on update cadence (every 2 months vs every 4 months). On price, in-app purchases, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
eBookHub ships an update every 2 months, ISBN every 4 months. The most recent releases landed on October 17, 2026 and October 27, 2026 respectively.
| Parameter | eBookHub | ISBN |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 14.0 |
| Further details — not scored | ||
| Size | 36 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | HamaStar Technology Co., Ltd. | 剑秋 肖 |
In-app purchases
eBookHub
No in-app purchases
ISBN
No in-app purchases
