# Duoler vs E

The clearest difference is in-app purchases: E at none against Duoler's 2. E also leads on update cadence (every 3 days vs every 6 weeks) and iOS requirement (16.0 vs 18.1). On price, ads and device support there is nothing between them.

Both are free to download. Duoler sells 2 in-app purchases, starting at $2.99 per month. E asks for nothing beyond the download.

Duoler ships an update every 6 weeks, E every 3 days. The most recent releases landed on September 20, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Duoler | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/e-clair-learn-from-podcasts/id6771141444/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | — | Free |
| Size | 634 MB | 15 MB |
| Requires iOS | 18.1 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [翠涓 徐](https://appshunter.io/developer/1817823992) | [Muzaffar Omer](https://appshunter.io/developer/1739968218) |

## What reviewers say

### Duoler

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

**Features:** macOS Compatibility

**In-app purchases (2)**

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


### E

[App page](https://appshunter.io/ios/app/e-clair-learn-from-podcasts/id6771141444)

Enhance language learning by transforming podcasts and audio into interactive study tools. Get synced transcripts, instant translations, and spaced repetition flashcards for vocabulary and phrases. Study content you already enjoy in over 20 languages.

**Highlights:** Synced audio and transcripts, Tap-to-translate words and phrases, Replay specific words/sentences, Notebook for saving vocabulary, Spaced repetition flashcards, Audio collections and curated shows

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

**In-app purchases:** none


## Frequently asked questions

### Is Duoler free?

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

### Is E free?

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

### Do Duoler or E have ads?

Neither Duoler nor E shows ads.

### Which is updated more often, Duoler or E?

Duoler ships an update every 6 weeks, and E every 3 days. Most recently, Duoler was updated on September 20, 2026 and E on September 19, 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.*