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Report updated May 19, 2026
知英雲
For language learners and students preparing for English proficiency exams who utilize Soyong Corporation's physical textbook publications.
Overview · Full Intel report in progress
知英雲 is an established book app that is completely free.
What is 知英雲?
Current Momentum
v1.5
- 依Play商店的要求，使用Android 14 (API 34) SDK來建構並更新App，以符合Android 14的要求。
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
BookNo ranking data
Rating Pulse 🇺🇸
Gathering signals...
What makes this app unique?
What Does It Look Like?
Loading...
What Are The Key Features?
Users can scan QR codes in physical books to instantly download and play corresponding audio files.
Provides adjustable playback speeds, loop settings, background playback, and a sleep timer for optimized listening practice.
Allows users to input serial numbers from textbooks to access full-scale oral practice and mock exams with detailed explanations.
Includes a star-bookmarking feature for focused review and clear chapter navigation for structured learning.
How much does it cost?
Who Built It?
Soyong
Providing structured digital language learning tools for English and Japanese learners. Enabling mobile-first study through interactive lessons and mnemonic techniques.
Portfolio
13
Apps
What other apps does Soyong make?
賴世雄英文文法--容易學，好吸收！
彭蒙惠英語 通用版
彭蒙惠英語
大家學標準日本語：日語結構解密
大家學標準日本語：每日一句 商務會話篇
MeBooks英語學習館
Explore the full Soyong report
Portfolio breakdown, audience, momentum, and every app published by Soyong.
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
Analysis in progress, available soon
What is the competitive landscape for 知英雲?
How's The Book Market?
How does it evolve in the Book market?
Rank progression
1 active ranking tracked — 30-day window
Which niche is 知英雲 in?
to practice language skills using physical textbooks
Explore the full Language Learning Companions niche
Every app in this space — 13 tracked, the niche's live rankings, and Marlvel's editorial take on the job-to-be-done.
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for 知英雲
Key Takeaways
The app serves as a digital extension for Soyong Corporation's physical books, transforming static materials into interactive audio and test-prep resources.
Where Is It Heading?
Trend analysis
Available very soon