COJ Library vs BookPro Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
COJ Library
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COJLibrary ห้องสมุดศาลยุติธรรม
BookPro Reader
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BookPro Reader is designed for reading e-books from the iGroup e-books system. Features • Browse books by category • Search for books using metadata • View book details and read the entire book • Search within the book's content while reading • Save books to a favorites list for later reading • Customize the user interface language (Thai or English) • Personalize the reading experience by selecting a color scheme.
Screenshots
Verdict
The clearest difference is update cadence: COJ Library at fortnightly against BookPro Reader's every 31 months. COJ Library also leads on iOS requirement (10.0 vs 13.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
COJ Library ships an update fortnightly, BookPro Reader every 31 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.
| Parameter | COJ Library | BookPro Reader |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Every 31 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 30 MB | 20 MB |
| Age rating | 17+ | 12+ |
| Developer | Loxley Orbit Public Company Limited | Prajuab Sahaporn-udomgarn |
In-app purchases
COJ Library
No in-app purchases
BookPro Reader
No in-app purchases
