# Duoler vs Read with Booki

The clearest difference is update cadence: Read with Booki at daily against Duoler's every 3 months. Read with Booki also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.1). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Duoler sells 2 in-app purchases, starting at $2.99 per month and Read with Booki sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Duoler ships an update every 3 months, Read with Booki daily. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Duoler | Read with Booki |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/read-with-booki/id6772623567/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 642 MB | 124 MB |
| Requires iOS | 18.1 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [翠涓 徐](https://appshunter.io/developer/1817823992) | [Florithm LLC](https://appshunter.io/developer/1192090855) |

## What reviewers say

### Duoler

[App page](https://appshunter.io/ios/app/duoler/id6756180237)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Annual Subscription | $24.99 | per year |


### Read with Booki

[App page](https://appshunter.io/ios/app/read-with-booki/id6772623567)

This interactive reading app transforms classic literature into a personalized English learning experience. An AI companion helps you understand vocabulary in context, generates custom quizzes, and provides pronunciation guidance. Explore a curated library of timeless stories while improving your language skills.

**Highlights:** Tap-to-learn vocabulary in context, AI-generated vocabulary quizzes, Interactive AI reading companion, Native audio pronunciation, Curated library of classic literature

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Booki Premium | $0.99 | per month |
| Booki Premium | $9.99 | per year |


## Frequently asked questions

### Is Duoler free?

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

### Is Read with Booki free?

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

### Do Duoler or Read with Booki have ads?

Neither Duoler nor Read with Booki shows ads.

### Which is updated more often, Duoler or Read with Booki?

Duoler ships an update every 3 months, and Read with Booki daily. Most recently, Duoler was updated on October 30, 2026 and Read with Booki on October 31, 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.*