---
title: "Keiki World - Reviews, Revenue and Downloads in Vietnam | Apple App Store"
description: "With app, students in grade 8 can master English more effectively.  Forget the hassle of flipping through books and searching for the right audio files on your device. With the app, students can take "
---

# Keiki World — Vietnam
> Learn ABC, Numbers & Feelings

![Keiki World App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/c5/64/2a/c5642a31-7325-c481-766c-809d30230d50/AppIcon-0-0-1x_U007emarketing-0-8-0-sRGB-85-220.png/400x400bb.png)

**Developer:** [DEVWORLD VIETAM COMPANY](https://apptail.io/developer/devworld-vietam-company-Tnfvtb)
**Category:** Education
**Rating:** 4.6/5 (49 ratings)
**Price:** Free
**Bundle ID:** com.devy.E4K8
**Store:** Apple App Store
**Country:** Vietnam
**Version:** 1.0.74 (released 2026-10-07)
**Original Release:** 2021-11-04

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/vn/app/app/id1592536348)
**AppTail Page:** [https://apptail.io/app/keiki-world-Ofyd/vietnam](https://apptail.io/app/keiki-world-Ofyd/vietnam)

## Keiki World Description
With app, students in grade 8 can master English more effectively.

Forget the hassle of flipping through books and searching for the right audio files on your device. With the app, students can take tests directly and practice English anytime, anywhere—making learning convenient and engaging.

App is designed for grade 8 students who want to strengthen their English skills, ensuring they achieve excellent results in both their studies and exams.

Key Features:

- The app can be used offline, even without an internet connection.
- Each lesson is designed for easy understanding and effective learning.
- Teachers can use the app on phones and tablets to teach directly in the classroom.

For more details, please read our Terms of Use: 

## Keiki World Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/bb/7b/68/bb7b6896-0725-57cd-3576-61a4c3157e0d/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.11.26.png/1284x2778.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b1/37/b3/b137b3a3-0574-9d63-55fa-2078aa5a75ca/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.13.55.png/1284x2778.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/8d/6a/b6/8d6ab6c5-5673-ee18-e8bb-3de0084c31c5/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.14.06.png/1284x2778.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/73/4d/82/734d82cf-5519-b913-89dd-e76886694432/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.12.54.png/1284x2778.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e5/96/19/e596191f-9bc7-3e09-8be9-84cde59c9acc/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.13.08.png/1284x2778.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/db/26/4e/db264e04-1bbe-9e1b-00b5-f1954bf9d3a5/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.13.17.png/1284x2778.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/6e/9a/cb/6e9acb7e-13c3-79cb-e82e-d93c6e82206d/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.13.21.png/1284x2778.png)
- [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/69/dd/28/69dd28d9-6879-2c1e-2f1e-22ca5ba7cb79/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.13.31.png/1284x2778.png)
- [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/07/2f/ce/072fcef0-0014-499d-c6a4-5b13f20bcd2d/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.13.39.png/1284x2778.png)
- [Screenshot 10](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b4/de/bf/b4debfa4-8ba3-5e42-ba07-1e7e635daa2e/Simulator_Screenshot_-_iPhone_12_Pro_Max_-_2026-08-10_at_08.14.23.png/1284x2778.png)

## Keiki World Rating Breakdown in Vietnam
- 5 stars: 38 (78%)
- 4 stars: 7 (14%)
- 3 stars: 1 (2%)
- 2 stars: 1 (2%)
- 1 stars: 2 (4%)

## Keiki World Reviews in Vietnam

### *---- "Phản biện"
Quyển này đã có phiên bản chung cho toàn quốc; học sinh lớp 8 đã học sách mới có cải biên, hi vọng add quan tâm hơn để cập nhật lớp môn Anh8 mà học sinh toàn quốc đang sử dụng
-- lh lam, 2024-01-15

[View all Keiki World reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews)

## Keiki World In-App Purchases
| Item | Price |
|------|-------|
| Learning Premium Annual Plan | 129.00 đ |
| Learning Premium HalfYear Plan | 79.00 đ |
| Learning Premium Monthly Plan | 29.00 đ |
| One Month VIP | 29.00 đ |
| Three Months VIP | 37.00 đ |
| Six Months VIP | 79.00 đ |
| No ads Pack | 199.00 đ |
| 1 Year VIP | 129.00 đ |



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## Keiki World Available In
- [Vietnam](https://apptail.io/app/keiki-world-Ofyd/vietnam)
- [United States](https://apptail.io/app/keiki-world-Ofyd/united-states)
- [United Arab Emirates](https://apptail.io/app/keiki-world-Ofyd/united-arab-emirates)
- [South Africa](https://apptail.io/app/keiki-world-Ofyd/south-africa)
- [Oman](https://apptail.io/app/keiki-world-Ofyd/oman)
- [Jamaica](https://apptail.io/app/keiki-world-Ofyd/jamaica)
- [Sri Lanka](https://apptail.io/app/keiki-world-Ofyd/sri-lanka)
- [Jordan](https://apptail.io/app/keiki-world-Ofyd/jordan)
- [Australia](https://apptail.io/app/keiki-world-Ofyd/australia)
- [Philippines](https://apptail.io/app/keiki-world-Ofyd/philippines)
- [France](https://apptail.io/app/keiki-world-Ofyd/france)
- [United Kingdom](https://apptail.io/app/keiki-world-Ofyd/united-kingdom)
- [Senegal](https://apptail.io/app/keiki-world-Ofyd/senegal)
- [Azerbaijan](https://apptail.io/app/keiki-world-Ofyd/azerbaijan)
- [Qatar](https://apptail.io/app/keiki-world-Ofyd/qatar)
- [Israel](https://apptail.io/app/keiki-world-Ofyd/israel)
- [Canada](https://apptail.io/app/keiki-world-Ofyd/canada)
- [Lebanon](https://apptail.io/app/keiki-world-Ofyd/lebanon)
- [Guyana](https://apptail.io/app/keiki-world-Ofyd/guyana)
- [Malta](https://apptail.io/app/keiki-world-Ofyd/malta)
- [Dominican Republic](https://apptail.io/app/keiki-world-Ofyd/dominican-republic)
- [Algeria](https://apptail.io/app/keiki-world-Ofyd/algeria)
- [Ecuador](https://apptail.io/app/keiki-world-Ofyd/ecuador)
- [Estonia](https://apptail.io/app/keiki-world-Ofyd/estonia)
- [Egypt](https://apptail.io/app/keiki-world-Ofyd/egypt)
- [Spain](https://apptail.io/app/keiki-world-Ofyd/spain)
- [Finland](https://apptail.io/app/keiki-world-Ofyd/finland)
- [Ghana](https://apptail.io/app/keiki-world-Ofyd/ghana)
- [Greece](https://apptail.io/app/keiki-world-Ofyd/greece)
- [Hong Kong SAR China](https://apptail.io/app/keiki-world-Ofyd/hong-kong)
- [Croatia](https://apptail.io/app/keiki-world-Ofyd/croatia)
- [Hungary](https://apptail.io/app/keiki-world-Ofyd/hungary)
- [Indonesia](https://apptail.io/app/keiki-world-Ofyd/indonesia)
- [Ireland](https://apptail.io/app/keiki-world-Ofyd/ireland)
- [India](https://apptail.io/app/keiki-world-Ofyd/india)
- [Iceland](https://apptail.io/app/keiki-world-Ofyd/iceland)
- [Italy](https://apptail.io/app/keiki-world-Ofyd/italy)
- [Japan](https://apptail.io/app/keiki-world-Ofyd/japan)
- [Cambodia](https://apptail.io/app/keiki-world-Ofyd/cambodia)
- [South Korea](https://apptail.io/app/keiki-world-Ofyd/south-korea)
- [Kuwait](https://apptail.io/app/keiki-world-Ofyd/kuwait)
- [Cayman Islands](https://apptail.io/app/keiki-world-Ofyd/cayman-islands)
- [Kazakhstan](https://apptail.io/app/keiki-world-Ofyd/kazakhstan)
- [Lithuania](https://apptail.io/app/keiki-world-Ofyd/lithuania)
- [Luxembourg](https://apptail.io/app/keiki-world-Ofyd/luxembourg)
- [Latvia](https://apptail.io/app/keiki-world-Ofyd/latvia)
- [Madagascar](https://apptail.io/app/keiki-world-Ofyd/madagascar)
- [North Macedonia](https://apptail.io/app/keiki-world-Ofyd/north-macedonia)
- [Mali](https://apptail.io/app/keiki-world-Ofyd/mali)
- [Macao SAR China](https://apptail.io/app/keiki-world-Ofyd/macau)
- [Mauritius](https://apptail.io/app/keiki-world-Ofyd/mauritius)
- [Mexico](https://apptail.io/app/keiki-world-Ofyd/mexico)
- [Malaysia](https://apptail.io/app/keiki-world-Ofyd/malaysia)
- [Nigeria](https://apptail.io/app/keiki-world-Ofyd/nigeria)
- [Netherlands](https://apptail.io/app/keiki-world-Ofyd/netherlands)
- [Norway](https://apptail.io/app/keiki-world-Ofyd/norway)
- [Nepal](https://apptail.io/app/keiki-world-Ofyd/nepal)
- [New Zealand](https://apptail.io/app/keiki-world-Ofyd/new-zealand)
- [Panama](https://apptail.io/app/keiki-world-Ofyd/panama)
- [Peru](https://apptail.io/app/keiki-world-Ofyd/peru)
- [Pakistan](https://apptail.io/app/keiki-world-Ofyd/pakistan)
- [Poland](https://apptail.io/app/keiki-world-Ofyd/poland)
- [Portugal](https://apptail.io/app/keiki-world-Ofyd/portugal)
- [Paraguay](https://apptail.io/app/keiki-world-Ofyd/paraguay)
- [Romania](https://apptail.io/app/keiki-world-Ofyd/romania)
- [Russia](https://apptail.io/app/keiki-world-Ofyd/russia)
- [Saudi Arabia](https://apptail.io/app/keiki-world-Ofyd/saudi-arabia)
- [Sweden](https://apptail.io/app/keiki-world-Ofyd/sweden)
- [Singapore](https://apptail.io/app/keiki-world-Ofyd/singapore)
- [Slovakia](https://apptail.io/app/keiki-world-Ofyd/slovakia)
- [Suriname](https://apptail.io/app/keiki-world-Ofyd/suriname)
- [Thailand](https://apptail.io/app/keiki-world-Ofyd/thailand)
- [Tunisia](https://apptail.io/app/keiki-world-Ofyd/tunisia)
- [Türkiye](https://apptail.io/app/keiki-world-Ofyd/turkey)
- [Taiwan](https://apptail.io/app/keiki-world-Ofyd/taiwan)
- [Ukraine](https://apptail.io/app/keiki-world-Ofyd/ukraine)
- [Uzbekistan](https://apptail.io/app/keiki-world-Ofyd/uzbekistan)
- [Slovenia](https://apptail.io/app/keiki-world-Ofyd/slovenia)
- [Armenia](https://apptail.io/app/keiki-world-Ofyd/armenia)
- [Angola](https://apptail.io/app/keiki-world-Ofyd/angola)
- [Argentina](https://apptail.io/app/keiki-world-Ofyd/argentina)
- [Austria](https://apptail.io/app/keiki-world-Ofyd/austria)
- [Barbados](https://apptail.io/app/keiki-world-Ofyd/barbados)
- [Belgium](https://apptail.io/app/keiki-world-Ofyd/belgium)
- [Bulgaria](https://apptail.io/app/keiki-world-Ofyd/bulgaria)
- [Bahrain](https://apptail.io/app/keiki-world-Ofyd/bahrain)
- [Brunei](https://apptail.io/app/keiki-world-Ofyd/brunei)
- [Brazil](https://apptail.io/app/keiki-world-Ofyd/brazil)
- [Belarus](https://apptail.io/app/keiki-world-Ofyd/belarus)
- [Belize](https://apptail.io/app/keiki-world-Ofyd/belize)
- [Switzerland](https://apptail.io/app/keiki-world-Ofyd/switzerland)
- [Chile](https://apptail.io/app/keiki-world-Ofyd/chile)
- [Colombia](https://apptail.io/app/keiki-world-Ofyd/colombia)
- [Cyprus](https://apptail.io/app/keiki-world-Ofyd/cyprus)
- [Czechia](https://apptail.io/app/keiki-world-Ofyd/czechia)
- [Germany](https://apptail.io/app/keiki-world-Ofyd/germany)
- [Denmark](https://apptail.io/app/keiki-world-Ofyd/denmark)
- [Botswana](https://apptail.io/app/keiki-world-Ofyd/botswana)

---

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