# Esperantoo vs Quill

The clearest difference is rating: Quill at 5.0 against Esperantoo's 2.0. Esperantoo's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). 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.

Quill holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Esperantoo | Quill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/esperantoo/id6758854217/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/quill-ai-book-reader/id6762075206/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Monetization | Free | Free |
| Size | 34 MB | 20 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Wakeflow Ltd.](https://appshunter.io/developer/1718235829) | [思涵 岳](https://appshunter.io/developer/1885417868) |

## What reviewers say

### Esperantoo

[App page](https://appshunter.io/ios/app/esperantoo/id6758854217)

This app transforms reading into language acquisition. It offers side-by-side translations and word token alignment to enhance vocabulary. Automatic progress tracking ensures a seamless reading experience.

**Highlights:** Bilingual reading view, Line-by-line translations, Token-to-token word alignment, Automatic progress tracking, Custom reading preferences, Book discovery lists

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

**In-app purchases:** none


### Quill

[App page](https://appshunter.io/ios/app/quill-ai-book-reader/id6762075206)

This application enhances your reading experience by providing AI-powered definitions, translations, and contextual explanations for any word or passage within your imported EPUB and PDF books. It offers instant insights to deepen comprehension.

**Highlights:** AI-powered explanations, Instant definitions, Contextual understanding, Import EPUB and PDF, Word and passage lookup

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

**In-app purchases:** none


## Frequently asked questions

### Is Esperantoo free?

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

### Is Quill free?

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

### Which has better reviews, Esperantoo or Quill?

Quill is rated higher. Esperantoo averages 2.0 out of 5 from 1 ratings, while Quill averages 5.0 from 1 ratings.

### Do Esperantoo or Quill have ads?

Neither Esperantoo nor Quill shows ads.

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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.*