# Ruby 技術者認定試験 対策

> This is a learning app for the Ruby Engineer Certification Exam.

Canonical page: [https://chrome-stats.com/d/com.over\_field\_ruby\_app](https://chrome-stats.com/d/com.over_field_ruby_app)

## Overview

- **ID:** `com.over_field_ruby_app`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** qualiy.jp (クオリー)
- **Category:** EDUCATION
- **Downloads:** 25
- **Last updated:** 2025-11-21
- **First published:** 2025-11-21
- **Publisher country:** JP
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.over_field_ruby_app)
- **Website:** [https://over-field.com/](https://over-field.com/)
- **Privacy policy:** [https://qualiy.jp/privacy/](https://qualiy.jp/privacy/)

## Description

Problems are provided for each unit, and users can advance their learning by solving problems for each unit.<br>Questions are updated regularly with new and past questions added.<br>You can also check your learning progress, so you can study effectively at your own pace.

## Rankings

- #2,518,515 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.over_field_ruby_app)