# ESL assistant vs ESL System

The clearest difference is update cadence: ESL System at every 5 weeks against ESL assistant's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ESL assistant ships an update every 4 months, ESL System every 5 weeks. The most recent releases landed on May 17, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | ESL assistant | ESL System |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Size | 22 MB | 77 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Yaliang Software Development Co., Ltd.](https://appshunter.io/developer/1104844863) | [广州市超赢信息科技有限公司](https://appshunter.io/developer/1106219702) |

## What reviewers say

### ESL assistant

[App page](https://appshunter.io/ios/app/esl-assistant/id1565463349)

**Features:** macOS Compatibility

**In-app purchases:** none


### ESL System

[App page](https://appshunter.io/ios/app/esl-system/id6478851646)

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

**In-app purchases:** none


## Frequently asked questions

### Is ESL assistant free?

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

### Is ESL System free?

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

### Do ESL assistant or ESL System have ads?

Neither ESL assistant nor ESL System shows ads.

### Which is updated more often, ESL assistant or ESL System?

ESL assistant ships an update every 4 months, and ESL System every 5 weeks. Most recently, ESL assistant was updated on May 17, 2026 and ESL System on September 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.*