Enjoy our service
Explore our mobile services.
Introducing our mobile educational, game, and utility services that are useful in everyday life.
![img_주식](https://www.wafour.com/wp-content/uploads/2024/06/img_주식.jpg)
Lock Screen Stock Information
Stock information app for providing stock report information on lock screen
![img_국어](https://www.wafour.com/wp-content/uploads/2024/06/img_국어.jpg)
Lock Screen Korean Vocabulary
Korean vocabulary app for middle and high school curriculum
![img_수학](https://www.wafour.com/wp-content/uploads/2024/03/img_수학.jpg)
Lock Screen Math Formulas
Math formulas app for middle and high school curriculum
![homepage_thum_we_en](https://www.wafour.com/wp-content/uploads/2022/08/homepage_thum_we_en-300x300.png)
Lock Screen Weather
Weather app for providing weather forecast, temperature, humidity and fine dust
![img_날씨_en](https://www.wafour.com/wp-content/uploads/2021/11/img_날씨_en.jpg)
Lock Screen Widget
An iPhone-style lock screen customization app
![img_계산기_en](https://www.wafour.com/wp-content/uploads/2021/11/img_계산기_en.jpg)
Smart Calculator
A calculator app with various calculation tools
![img_프로텍터_en](https://www.wafour.com/wp-content/uploads/2021/11/img_프로텍터_en.jpg)
Smart Protector
A security app that locks and protects apps, photos, and videos
![img_한자기출](https://www.wafour.com/wp-content/uploads/2021/11/img_한자기출.jpg)
Chinese Character Test
A test prep app for the Chinese character proficiency test
![img_할일_en](https://www.wafour.com/wp-content/uploads/2021/11/img_할일_en.jpg)
Lock Screen Calendar
To-do list and task management app
![img_명언](https://www.wafour.com/wp-content/uploads/2021/11/img_명언.jpg)
Lock Screen Quote
Motivational and inspirational quotes app
![img_스페인어_en](https://www.wafour.com/wp-content/uploads/2021/11/img_스페인어_en.jpg)
Picture Spanish Dictionary
Image-based Spanish learning app
![img_한자](https://www.wafour.com/wp-content/uploads/2021/11/img_한자.jpg)
Picture Chinese Charaters Dictionary
Image-based Chinese characters learning app
![img_성경일독_en](https://www.wafour.com/wp-content/uploads/2021/11/img_성경일독_en.jpg)
Bible reading
Bible reading app with various functions
![img_스낵아이오_en](https://www.wafour.com/wp-content/uploads/2021/11/img_스낵아이오_en.jpg)
Snack.io
Online snack warrior’s battle survival game
![img_게임파티](https://www.wafour.com/wp-content/uploads/2021/11/img_게임파티.jpg)
Gameparty
Free casual games that are updated daily
![img_영어회화_en](https://www.wafour.com/wp-content/uploads/2021/11/img_영어회화_en.jpg)
Fun Video English Conversation
Fun English conversation learning app
![img_병아리_en](https://www.wafour.com/wp-content/uploads/2021/11/img_병아리_en.jpg)
Hungry Chick
Hungry chick’s bean finding game
![img_일본어_en](https://www.wafour.com/wp-content/uploads/2021/11/img_일본어_en.jpg)
Picture Japanese Dictionary
Image-based Japanese word learning app
![img_중국어_en](https://www.wafour.com/wp-content/uploads/2021/11/img_중국어_en.jpg)
Picture Chinese Dictionary
Image-based Chinese word learning app
![img_영단어_en](https://www.wafour.com/wp-content/uploads/2021/11/img_영단어_en.jpg)
Picture English Dictionary
Image-based English word learning app