# Linguisticat vs ESLflex Mobile App

The clearest difference is in-app purchases: ESLflex Mobile App at none against Linguisticat's 8. ESLflex Mobile App also leads on iOS requirement (10.0 vs 16.0). Linguisticat's advantage is update cadence (weekly vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Linguisticat sells 8 in-app purchases, starting at $5.99 per 7 days. ESLflex Mobile App asks for nothing beyond the download.

Linguisticat ships an update weekly, ESLflex Mobile App every 5 weeks. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Linguisticat | ESLflex Mobile App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (67 ratings)](https://appshunter.io/ios/app/linguisticat-learn-languages/id1662017456/reviews)** | — |
| Number of ratings | **67** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 38 MB | 81 MB |
| Requires iOS | 16.0 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Adish Padhani](https://appshunter.io/developer/992727409) | [WELA.ONLINE CORP.](https://appshunter.io/developer/1621972441) |

## What reviewers say

### Linguisticat

[App page](https://appshunter.io/ios/app/linguisticat-learn-languages/id1662017456)

Learn new languages passively by browsing the web. This tool seamlessly integrates vocabulary learning into your daily online activities, replacing words on websites with your target language to build recognition and retention through context. It supports multiple languages and adapts to your fluency level, making learning natural and effective.

**Highlights:** Passive vocabulary learning via web browsing, Word replacement on websites, Supports multiple languages simultaneously, Adaptive learning engine, Progress tracking, Customizable word lists

**Features:** Safari Extension, Family Sharing, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All access weekly! | $5.99 | per 7 days |
| All access monthly! | $7.99 | per month |
| Standard Monthly | $9.99 | per month |
| Premium Monthly | $9.99 | per month |
| All Access yearly! | $39.99 | per year |
| Standard - Annual | $44.99 | per year |
| Premium - Annual | $99.99 | per year |
| Linguisticat Lifetime | $7.99 | one-time |


### ESLflex Mobile App

[App page](https://appshunter.io/ios/app/eslflex-mobile-app/id6478920267)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Linguisticat free?

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

### Is ESLflex Mobile App free?

ESLflex Mobile App is free to download, with no in-app purchases.

### Do Linguisticat or ESLflex Mobile App have ads?

Neither Linguisticat nor ESLflex Mobile App shows ads.

### Which is updated more often, Linguisticat or ESLflex Mobile App?

Linguisticat ships an update weekly, and ESLflex Mobile App every 5 weeks. Most recently, Linguisticat was updated on October 17, 2026 and ESLflex Mobile App on October 11, 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.*