Is CLASSUM - 클라썸 free?

Yes. The app is free, in all 175 countries it sells in, and it sells nothing inside it.

Does CLASSUM - 클라썸 have a free trial?

No. None of its offers (US) come with a free trial.

코스모스 (4.4 from 67,600 reviews), LearnUs YONSEI (4.4 from 2,411 reviews) and 클리커 Clicker (1.3 from 339 reviews).

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Name: CLASSUM - 클라썸
Rating: 4.4 (1190 reviews)
Author: CLASSUM Co., Ltd.

CLASSUM Co., Ltd.

Prices are current as of 23 Aug 2026.

CLASSUM - 클라썸 has no in-app products on record in the United States.

	CLASSUM - 클라썸	코스모스	LearnUs YONSEI	클리커 Clicker	UCheck Plus	캠퍼스락	한국장학재단 출근부	연세대학교 전자출결 Y-Attend	계명대학교 전자출결	계명대학교 학사모바일	인하대학교(INHA UNIVERSITY)
Rating / 5	4.4	4.4	4.4	1.3	1.7	2.7	1.2	1.9	2.1	2.3	3.5
Reviews	1.2K	68K	2.4K	339	208	130	107	71	28	21	19
Released	2018	2016	2021	2012	2016	2024	2021	2015	2023	2022	2011

4.4 out of 5, based on 1,190 reviews.

Is CLASSUM - 클라썸 free?: Yes. The app is free, in all 175 countries it sells in, and it sells nothing inside it.
Does CLASSUM - 클라썸 have a free trial?: No. None of its offers (US) come with a free trial.
What are the best alternatives to CLASSUM - 클라썸?: 코스모스 (4.4 from 67,600 reviews), LearnUs YONSEI (4.4 from 2,411 reviews) and 클리커 Clicker (1.3 from 339 reviews).

Last updated 3 months ago.

CLASSUM - 클라썸 sells in 175 countries. It was released 8 years and 2 months ago, on 24 Jul 2018. It holds a 4.4 rating from 1,190 reviews.

Supports 2 languages: English, Korean.

Third-party estimates for the last 30 days, worldwide — not the store's own figures, which Apple publishes for nobody.

Revenue < $5,000

Downloads < 5,000