成語大冒險 vs RainbowSky
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
成語大冒險
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傳說在五百年前,大魔王曾在這片大地上大肆破壞,導致屍橫遍野、民不聊生。 後來五位傳說中的勇者經過一輪艱苦的戰鬥,最終勉強將大魔王封印在虛空世界之內。 可惜和平的日子實在太短暫,大魔王再次降臨這片大地了! 身為勇者後裔的你能否利用「成語魔法」將眾魔消滅? 年輕人,勇敢地冒險吧! *「成語大冒險」是一個以成語為主題,寓學習於娛樂的教育軟件,讓玩家可以在輕鬆愉快(或許是緊張刺激才對)的氣氛下學習不同成語的正確寫法及意義,從而增強語文能力。
RainbowSky
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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.
Screenshots
Verdict
The clearest difference is in-app purchases: RainbowSky at none against 成語大冒險's 1. RainbowSky also leads on update cadence (every 2 weeks vs every 2 months) and iOS requirement (12.0 vs 18). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. 成語大冒險 sells 1 one-off in-app purchase. RainbowSky asks for nothing beyond the download.
成語大冒險 ships an update every 2 months, RainbowSky every 2 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.
| Parameter | 成語大冒險 | RainbowSky |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18 | 12.0 — better |
| Further details — not scored | ||
| Size | 36 MB | 292 MB |
| Age rating | 4+ | 4+ |
| Developer | Yan Kin LEUNG | Open Knowledge Association Ltd. |
In-app purchases
成語大冒險
- 成語大冒險 消除廣告(加送十萬金幣)$0.99
RainbowSky
No in-app purchases









