Comprehensive Go Platform - Courses, Play, Puzzles, Exams: Master Go All-in-One
HJJ GO is a comprehensive Go learning app developed by Hei JiaJia (Joanne Missingham) and the Goer Tech Team, alongside a team of top professional Go players, educational experts, and AI engineers.
This one-stop app offers an extensive range of courses designed for all levels, from beginners to advanced players nearing professional standards. It features engaging AI-powered training tools and connects users with a global community of tens of thousands, making it the perfect platform for anyone looking to start or enhance their journey in Go.
Why HJJ GO?
INTERACTIVE VIDEO COURSES
Integrate problem-solving with lessons for an efficient learning experience.
GOER AI LEARNING SYSTEM
Tailor-made AI matches for all skill levels, enabling you to practice easily and boost your Go skills significantly.
GOER AI REVIEW SYSTEM
Offers game analysis tailored to different skill levels to identify and improve your blind spots in Go.
MOCK EXAM
With unlimited practice tests, gain confidence before officially taking on IGQE challenges.
VIP PROGRAM
Customized learning plans aimed at examination goals, supplemented with professional Go player live sessions for a comprehensive learning support.
*Access to certain features requires the purchase of courses or other plans.
Screenshots
Store gallery · 20
🇹🇼
#24
Taiwan · grossing
Games · Board
🇹🇼
#56
Taiwan · free
Games · Board
🇬🇧
#69
United Kingdom · grossing
Games · Board
🇯🇵
#100
Japan · grossing
Games · Board
Store presence
As of Jul 21, 2026stale (58d)
Rating3.97
Ratings216
Price—
Version2.3.3
UpdatedMar 20, 2026
ReleasedSep 1, 2021
Installs10,000–36,972
In-app purchasesNT$310.00 - NT$18,400.00 per item
Rating breakdown
Store rating histogram · 210 ratings
5★135 (64%)
4★16 (8%)
3★16 (8%)
2★10 (5%)
1★33 (16%)
Rank grid
Current rank by country × genre, shown as color bands
1–3 4–10 11–50 51–100 100+
🇹🇼TW
🇬🇧GB
🇯🇵JP
Games · Board
24▲13
69▼3
100▲13
Rank over time
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Version history
Versions observed at capture, newest first
v2.3.3Mar 20, 2026
1. Fix known issues
Update impact
Dated releases · rank and review signals, 14 days before → after
Review sentiment over time
Positive, neutral, and negative share by month, week, or version
Player reviews
Recent store reviews · rule-based labels
Review coverage is not available yet for this app.