# YBM ECC 우리 아이 바른 영어 교육 vs Poly Student

The clearest difference is review sentiment: YBM ECC 우리 아이 바른 영어 교육 at 50% against Poly Student's 0%. Poly Student's advantage is update cadence (monthly vs every 3 months) and iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

YBM ECC 우리 아이 바른 영어 교육 ships an update every 3 months, Poly Student monthly. The most recent releases landed on October 5, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | YBM ECC 우리 아이 바른 영어 교육 | Poly Student |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 18 MB | 47 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YBM NET, Inc.](https://appshunter.io/developer/332188969) | [Poly Inspiration, Inc.](https://appshunter.io/developer/968089723) |

## What reviewers say

### YBM ECC 우리 아이 바른 영어 교육

[App page](https://appshunter.io/ios/app/ybm-ecc/id975097836)

This app provides online after-school learning services for students enrolled in YBM ECC. It offers personalized AI-driven practice, curriculum information, academy news, and administrative details like shuttle bus routes.

**Highlights:** AI-powered adaptive learning, Mobile learning on phones and tablets, Curriculum guidance, Academy news and announcements, Shuttle bus route information, Student activity tracking

**In-app purchases:** none


### Poly Student

[App page](https://appshunter.io/ios/app/poly-student/id6476585602)

This application is exclusively for enrolled students of Poly language academy. It allows students to check class attendance, view weekly grades, and access parental consent forms for going home. The app also provides academy news, academic reports, and library book lending information.

**Highlights:** Class attendance tracking, Weekly grade viewing, Parental consent form access, Academy news and announcements, Academic performance reports, Library book lending status

**In-app purchases:** none


## Frequently asked questions

### Is YBM ECC 우리 아이 바른 영어 교육 free?

YBM ECC 우리 아이 바른 영어 교육 is free to download, with no in-app purchases.

### Is Poly Student free?

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

### Do YBM ECC 우리 아이 바른 영어 교육 or Poly Student have ads?

Neither YBM ECC 우리 아이 바른 영어 교육 nor Poly Student shows ads.

### Which is updated more often, YBM ECC 우리 아이 바른 영어 교육 or Poly Student?

YBM ECC 우리 아이 바른 영어 교육 ships an update every 3 months, and Poly Student monthly. Most recently, YBM ECC 우리 아이 바른 영어 교육 was updated on October 5, 2026 and Poly Student on September 24, 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.*