# duoBooks vs The First Private School

The clearest difference is rating: duoBooks at 4.7 against The First Private School's 4.2. duoBooks also leads on update cadence (every 2 weeks vs every 37 months) and ratings volume (56 vs 13). The First Private School's advantage is in-app purchases (none vs 11). On price and iOS requirement there is nothing between them.

Both are free to download. duoBooks sells 11 in-app purchases, starting at $2.99 per month. The First Private School asks for nothing beyond the download.

duoBooks holds the better App Store score, 4.7 against 4.2. Both are backed by a comparable volume of ratings — 56 and 13 respectively.

duoBooks ships an update every 2 weeks, The First Private School every 37 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | duoBooks | The First Private School |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (56 ratings)](https://appshunter.io/ios/app/duobooks-language-learning/id1538452253/reviews)** | [4.2 (13 ratings)](https://appshunter.io/ios/app/the-first-private-school/id6448695334/reviews) |
| Number of ratings | **56** | 13 |
| Positive reviews | 68.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | **Every 2 weeks** | Every 37 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 53 MB | 23 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 12+ | 4+ |
| Developer | [PlainProg LLC](https://appshunter.io/developer/1538452255) | [Lay Min](https://appshunter.io/developer/1459274225) |

## What reviewers say

### duoBooks

[App page](https://appshunter.io/ios/app/duobooks-language-learning/id1538452253)

Read any book in any language with instant translation and detailed word explanations. Build your vocabulary with a personal dictionary and spaced repetition tools. Improve pronunciation with audio voiceovers and master new languages through immersive bilingual reading.

**Highlights:** Instant translation of any book, Personalized vocabulary dictionary, Spaced repetition for memorization, Audio voiceovers for pronunciation, Bilingual parallel text reading, EPUB reader for custom files

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Plan | $2.99 | per month |
| Full Plan | $6.99 | per month |
| Full Plan | $17.99 | per year |
| 6 Month Full Plan | $19.99 | per 6 months |
| Full Yearly Plan | $29.99 | per year |
| War and Peace | $0.99 | one-time |
| Silver Blaze | $0.99 | one-time |
| On The River | $0.99 | one-time |
| Clochette | $0.99 | one-time |
| The Fishing Hole | $0.99 | one-time |
| Alice in Wonderland | $0.99 | one-time |


### The First Private School

[App page](https://appshunter.io/ios/app/the-first-private-school/id6448695334)

This educational app focuses on developing 21st-century skills and content knowledge for students. It emphasizes clear learning goals, diverse learning methods, and student-led evaluation. The platform aims to foster active learning and provide constructive feedback.

**Highlights:** 21st-century skills development, Content knowledge and expertise, Clear learning intentions, Multiple ways of knowing and interacting, Constructing knowledge opportunities, Feedback for learning progression, Student-led learning evaluation

**In-app purchases:** none


## Frequently asked questions

### Is duoBooks free?

duoBooks is free to download, with in-app purchases available.

### Is The First Private School free?

The First Private School is free to download, with no in-app purchases.

### Which has better reviews, duoBooks or The First Private School?

duoBooks is rated higher. duoBooks averages 4.7 out of 5 from 56 ratings, while The First Private School averages 4.2 from 13 ratings.

### Which is updated more often, duoBooks or The First Private School?

duoBooks ships an update every 2 weeks, and The First Private School every 37 months. Most recently, duoBooks was updated on October 24, 2026 and The First Private School on October 24, 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.*