Android

CodeGym: learn Java

CodeGym: learn Java has 384,318 installs (+0.4% in 30 days), rated 4.6 from 3,844 ratings, #4,483 of 306,854 in Education.

View in the Android store ↗
Installs
384,318
+299 (+0.1%) a week, measured over 15 days
Rating
4.6
3,844 ratings
+6 ratings (+0.2%) a week, measured over 15 days
Rank on Android
#95,491
of 2,804,635
down 1,105 since 2026-10-24
Version
1.0.82
Last updated 2026-09-28

Description

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Learn Java programming from scratch on your smartphone with the educational quest game from creators of CodeGym. The course consists of 1200 tasks and 600 mini-lectures.

If you dream of becoming a programmer, but you’re short of time for learning on courses with a demanding schedule, here’s a solution. With this app, you can devote as much time for your learning as you have, and practice wherever you want. Even 30 minutes a day would be enough for reading a couple of lectures or solving a few tasks :)

Our Java programming course is designed in a playing format and includes four quests. Each quest consists of 10 levels with lectures and tasks. Imagine you play a game and skill-up your character along with actually learning how to code!

Of course, it’s quite a tough task to write dozens of code lines on your smartphone. With this aim in view, we’ve developed a fully-featured system of auto expands and tips to help you code faster. After you write the solution, send it for review and get instant verification.

There’s a whole lot of Java tasks in the course, such as:

- Writing your code;
- Fixing existing code;
- Self-consistent mini-projects and games.

If you run into sticky points while solving any task, feel free to ask for a hint in the help section and get advice from other students or course developers.

We save your progress, so you can return to learning any minute and continue with solving tasks or reading lectures.

Learn Java fundamentals the right way — through coding practice!

Reviews The reviews Google Play shows first (its most relevant), from the US store, in any language.

From 3,809 ratings.

Search Android reviews - every stored review from the store, not only this listing's.

Growth change in installs

Per Growth Growth % Actual change Measured over
day Not enough history yet
week +299 +0.1% +647 15.1 days
month +1,473 +0.4% +2,397 48.8 days
year Not enough history yet
How these figures are measured

Change in installs, scaled to each window from the real gap between crawls. A window needs a full period of history before it reports anything.

Installs384,318
2026-09-14 · 381,921 2026-11-01
Ratings3,844
2026-09-14 · 3,806 2026-11-01
New ratings per month+0 so far
Sep 2026 from 2026-09-14: +38 Oct 2026: +0 Nov 2026 so far: +0
Sep 14 Nov so far
Average rating4.6
2026-09-14 · 4.6 2026-11-01

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