CPI Digital vs NBR E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CPI Digital
Access a wide range of eBooks from leading publishers directly on your device. This platform provides instant access to a curated collection of educational titles.
- All-access eBook platform
- Instant access to titles
- Content from top publishers
- User-friendly interface
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Welcome to CPI Digital, an all-access platform that brings eBooks directly to your fingertips. CPI Digital offers instant access to the best titles from the best publishers.
NBR E
Access a vast collection of digital content including ebooks, audiobooks, podcasts, videos, and courses in various formats, themes, and languages. Personalize your learning journey based on your tastes and preferences.
- Thousands of digital content items
- Multiple formats: ebooks, audiobooks, podcasts, videos, courses, magazines
- Diverse themes and languages
- Personalized reading experience
- Create your own learning experience
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NBR Electronic library solution makes thousands of digital contents available to its collaborators in different formats (ebooks, audiobooks, podcasts, videos, courses, magazines, etc.), themes and languages so that you can personalize your reading experience, depending on your tastes and preferences. Download the App and create your own learning experience!
Screenshots
Verdict
The clearest difference is rating: CPI Digital at 5.0 against NBR E's 4.5. CPI Digital also leads on iOS requirement (11.0 vs 16.0). NBR E's advantage is update cadence (every 2 weeks vs every 3 months). On price, ratings volume, ads and in-app purchases 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.
CPI Digital holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
CPI Digital ships an update every 3 months, NBR E every 2 weeks. The most recent releases landed on June 9, 2026 and September 23, 2026 respectively.
| Parameter | CPI Digital | NBR E |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.5 (2 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 148 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | Childrens Plus Inc. | ODILOTID SL |
Customer experience
CPI Digital
NBR E
In-app purchases
CPI Digital
No in-app purchases
NBR E
No in-app purchases
