Reviews of CodeGym: learn Java

By: HiTech Rush Inc

List of user reviews and ratings for CodeGym: learn Java

Total ratings

4.59 (Rating count: 3,756)

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Review summary

Users praise CodeGym for clear explanations of Java core concepts, a large library of practice tasks, and a beginner-friendly path that enforces practice. They value the structured progression and a calm, ad-free learning environment. Common downsides are progression blockers or bugs that prevent moving past levels, usability issues such as small UI elements and time-intensive tasks, and the perception that the app is more suitable for kids than for adult learners.

Pros

Clear explanations and solid coverage of Java core concepts
Large library of practice programs to reinforce learning
Beginner-friendly and ideal for learning Java from scratch
Structured progression that reinforces concepts and keeps you on track
Calm, distraction-free learning environment (minimal or no ads)

Cons

Progression blockers or bugs that prevent moving past certain levels (e.g., end of level 2)
Usability issues: some users find the app hard to use and parts are too small or time-consuming to complete
App may feel more suitable for kids than for adult learners
Reported bugs interfering with task access and progression

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User Reviews

Recent rating average: 4.00

All time rating average: 4.59

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12% (6)

Date	Author	Comment
2026-05-27	Mu*****	Best Java Learning Platform
Best Java Learning Platform
2026-05-12	Ki*****	very good for beginners
very good for beginners
2026-04-16	Ab*****	the app isn't working it's showing 403 error and is crashing I have logged previously with google but it said attach an email when I tried to add it said already is linked with an account even though I haven't, but it was the same email I used to log in with google but since after that the app never logged in again and is constantly showing the error 403! and I have tried reinstalling to see if it fixes but it still crashes.
the app isn't working it's showing 403 error and is crashing I have logged previously with google but it said attach an email when I tried to add it said already is linked with an account even though I haven't, but it was the same email I used to log in with google but since after that the app never logged in again and is constantly showing the error 403! and I have tried reinstalling to see if it fixes but it still crashes.