# CPI Digital vs mon'k

The clearest difference is review sentiment: CPI Digital at 100% against mon'k's 0%. CPI Digital also leads on rating (5.0 vs 1.0) and iOS requirement (11.0 vs 15.6). mon'k's advantage is update cadence (monthly vs every 3 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of CPI Digital's written reviews are positive against 0% of mon'k's.

CPI Digital ships an update every 3 months, mon'k monthly. Both last shipped on October 20, 2026.

## The numbers

| Metric | CPI Digital | mon'k |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cpi-digital/id1528042593/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/monk/id6741105445/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 148 MB | 121 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Childrens Plus Inc.](https://appshunter.io/developer/1528042595) | [iPublishCentral](https://appshunter.io/developer/419606382) |

## What reviewers say

### CPI Digital

[App page](https://appshunter.io/ios/app/cpi-digital/id1528042593)

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.

**Highlights:** All-access eBook platform, Instant access to titles, Content from top publishers, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### mon'k

[App page](https://appshunter.io/ios/app/monk/id6741105445)

This platform offers a comprehensive knowledge suite powered by AI, including adaptive learning, eBooks, and multimedia content. It's designed to be flexible, scalable, and secure for both individuals and organizations.

**Highlights:** AI-driven knowledge suite, Adaptive Learning modules, eBooks and Journals, Audio Video Player, Reader as a Service (RaaS), Military-grade DRM security

**In-app purchases:** none


## Frequently asked questions

### Is CPI Digital free?

CPI Digital is free to download, with no in-app purchases.

### Is mon'k free?

mon'k is free to download, with no in-app purchases.

### Which has better reviews, CPI Digital or mon'k?

CPI Digital is rated higher. CPI Digital averages 5.0 out of 5 from 1 ratings, while mon'k averages 1.0 from 2 ratings.

### Do CPI Digital or mon'k have ads?

Neither CPI Digital nor mon'k shows ads.

### Which is updated more often, CPI Digital or mon'k?

CPI Digital ships an update every 3 months, and mon'k monthly. Most recently, CPI Digital was updated on October 20, 2026 and mon'k on October 20, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*