# Libera vs Polyglot Reader

The clearest difference is ads: Libera at none against Polyglot Reader's shown. Libera also leads on iOS requirement (12.0 vs 16.0). Polyglot Reader's advantage is rating (4.4 vs 4.0) and ratings volume (74 vs 4). On price, review sentiment, in-app purchases and monetization model there is nothing between them.

Both are free to download. Libera sells 5 one-off in-app purchases and Polyglot Reader sells 11 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Polyglot Reader holds the better App Store score, 4.4 against 4.0. That said, the two scores are not equally well evidenced: Polyglot Reader has 74 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 67% and 66% positive.

Libera ships an update every 4 months, Polyglot Reader every 2 months. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Libera | Polyglot Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/libera-parallel-text-reader/id943767191/reviews) | **[4.4 (74 ratings)](https://appshunter.io/ios/app/polyglot-reader/id1015619263/reviews)** |
| Number of ratings | 4 | **74** |
| Positive reviews | **66.7% of reviews** | 65.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 119 MB | 120 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CJKI](https://appshunter.io/developer/344405633) | [Anton Ivanov](https://appshunter.io/developer/594091388) |

## What reviewers say

### Libera

[App page](https://appshunter.io/ios/app/libera-parallel-text-reader/id943767191)

This app helps you learn foreign languages by reading texts side-by-side in your native language and the language you're learning. It offers a customized dictionary, native audio, and grammar notes for a comprehensive learning experience.

**Highlights:** Parallel text display, Tap to highlight corresponding text, Customized in-context dictionary, Native audio recordings with adjustable speed, Multi-panel interface, Favorite word list for vocabulary review

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ali Baba and the Forty Thieves | Free | one-time |
| Japapedia 1 | $0.99 | one-time |
| Japapedia 2 | $0.99 | one-time |
| Roman Holiday | $3.99 | one-time |
| Ali Baba and the Forty Thieves | $5.99 | one-time |


### Polyglot Reader

[App page](https://appshunter.io/ios/app/polyglot-reader/id1015619263)

Read books in foreign languages and learn new vocabulary. Tap on unknown words for instant translations and save them to flashcards for later study. Supports various document formats and offers pronunciation practice and knowledge tests.

**Highlights:** Read books in multiple formats (PDF, EPUB, TXT), Translate unknown words and phrases instantly, Create flashcards for vocabulary learning, Pronunciation support for words and phrases, Knowledge tests for vocabulary sets, Scan and recognize text from documents

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $3.99 | per month |
| Monthly subscription | $7.99 | per month |
| Monthly subscription | $7.99 | per month |
| Monthly subscription | $9.99 | per month |
| Annual subscription | $22.99 | per year |
| Annual subscription | $34.99 | per year |
| Annual subscription | $39.99 | per year |
| Annual subscription | $59.99 | per year |
| Upgrade from advanced to professional version | $3.99 | one-time |
| Upgrade from Starter to Advanced version | $15.99 | one-time |
| Full version | $99.99 | one-time |


## Frequently asked questions

### Is Libera free?

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

### Is Polyglot Reader free?

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

### Which has better reviews, Libera or Polyglot Reader?

Polyglot Reader is rated higher. Libera averages 4.0 out of 5 from 4 ratings, while Polyglot Reader averages 4.4 from 74 ratings.

### Do Libera or Polyglot Reader have ads?

Polyglot Reader shows ads; Libera does not.

### Which is updated more often, Libera or Polyglot Reader?

Libera ships an update every 4 months, and Polyglot Reader every 2 months. Most recently, Libera was updated on September 10, 2026 and Polyglot Reader on September 23, 2026.

---

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