# RainbowSky

> Education

Canonical page: [https://chrome-stats.com/d/id6771268020](https://chrome-stats.com/d/id6771268020)

## Overview

- **ID:** `id6771268020`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Open Knowledge Association Ltd.
- **Category:** Education
- **Version:** 2.8.46
- **Last updated:** 2026-09-09
- **First published:** 2026-06-05
- **Size:** 292 MB
- **Data as of:** 2026-09-24
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/rainbowsky/id6771268020)
- **Privacy policy:** [https://www.openknowledge.hk/terms/user\_agreement\_rsky.html](https://www.openknowledge.hk/terms/user_agreement_rsky.html)

## Description

Your e-books, your pedagogy. 
Cater your student's need.
RainbowOne lets you create your own e-Learning materials and hold a truly interactive and engaging e-lesson. E-books can be easily created and adjusted freely to suit your needs. Our interactive e-lesson equipped with functions which helps you to save time. Exercises can be auto-corrected, and the learning data are analyzed to let you know more about your students’ ability. And the most important is, it is fun!

Innovative e-Book Editor: Total Design Freedom
We offer 80+ comprehensive tool and 10000+ images for you to tailor-make your e-books. You can start with a free canvas or choose from our templates. With easy drag and drop you can customize anything. 

Cross-platform lesson: Interact with your students
Lesson can be held in a cross-platform environment. You can group your students and hold a competition, voting or discussion. We also provide page-sync, black-out screen and other functions that helps you manage your class. 

Instant Charts: Know your students well
All questions with pre-set answers are instantly corrected. Learning data are automatically collected and analyzed. You can easily find out the learning difficulties of your students.

Bookstore with editable e-books
Share your knowledge! Here we have a bookstore for you to share your materials in public, and you can read the e-books from the bookstore to get some inspiration, or even download and edit it to suit your needs.

## Rankings

- #1,901,080 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6771268020)