# Linga vs duoBooks

The clearest difference is review sentiment: Linga at 93% against duoBooks's 69%. Linga also leads on rating (4.9 vs 4.7) and ratings volume (177 vs 48). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Linga sells 8 in-app purchases, starting at $5.49 per month and duoBooks sells 11 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Linga holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 177 and 48 respectively. Written reviews point the same way: 93% of Linga's written reviews are positive against 69% of duoBooks's.

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on September 21, 2026.

## The numbers

| Metric | Linga | duoBooks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (177 ratings)](https://appshunter.io/ios/app/linga-read-and-learn-languages/id1525101819/reviews)** | [4.7 (48 ratings)](https://appshunter.io/ios/app/duobooks-language-learning/id1538452253/reviews) |
| Number of ratings | **177** | 48 |
| Positive reviews | **93.1% of reviews** | 68.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 116 MB | 54 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Andrei Savchuk](https://appshunter.io/developer/1525101822) | [PlainProg LLC](https://appshunter.io/developer/1538452255) |

## What reviewers say

### Linga

[App page](https://appshunter.io/ios/app/linga-read-and-learn-languages/id1525101819)

Master languages by reading real books. Tap any word for instant translation and detailed dictionary information. Build your vocabulary with flashcards and spaced repetition, and practice pronunciation with native audio.

**Highlights:** Read books in foreign languages, Instant word translation and dictionary, Vocabulary builder and flashcards, Native audio pronunciation, Import your own books, Learning games and progress tracking

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.49 | per month |
| Annual | $54.90 | per year |
| Lifetime with 50% off | $12.99 | one-time |
| Lifetime with 30% off | $17.99 | one-time |
| Lifetime | $25.99 | one-time |
| Lifetime with 50% off | $54.99 | one-time |
| Lifetime with 30% off | $76.99 | one-time |
| Lifetime | $109.99 | one-time |


### 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 |


## Frequently asked questions

### Is Linga free?

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

### Is duoBooks free?

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

### Which has better reviews, Linga or duoBooks?

Linga is rated higher. Linga averages 4.9 out of 5 from 177 ratings, while duoBooks averages 4.7 from 48 ratings.

### Do Linga or duoBooks have ads?

Neither Linga nor duoBooks shows ads.

### Which is updated more often, Linga or duoBooks?

Linga ships an update every 2 weeks, and duoBooks every 2 weeks. Most recently, Linga was updated on September 21, 2026 and duoBooks on September 21, 2026.

---

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