디북 - 올인원 문제집 앱

Installs

228.8k

Rating

3.8

Rating count

< 500

Category	Education
Developer	(주)천재교과서
Price	Free
First release	6/22/2023 (2 years ago)
Version	1.3.5
In-app purchases	No
Contains ads	No
Content rating	Rated for 3+
Package name	com.cjtext.drb.dbookpdf

View on Play Store

Core Metrics

Data Breakdown

Date	Rating Count	Average Rating	Installs	Version
10/8/2025	427	3.750	228,802	1.3.5
9/28/2025	425	3.860	227,757	1.3.5
9/27/2025	424	3.893	227,393	1.3.5
9/18/2025	426	3.830	226,411	1.3.3
9/17/2025	426	3.830	226,337	1.3.3
9/16/2025	426	3.830	226,257	1.3.2
9/15/2025	426	3.830	226,193	1.3.2
9/14/2025	426	3.830	225,921	1.3.2
9/13/2025	426	3.830	225,921	1.3.2
9/12/2025	425	3.893	225,848	1.3.2
9/7/2025	423	3.921	225,418	1.3.2
9/6/2025	424	3.922	225,305	1.3.2
9/5/2025	424	3.922	225,231	1.3.2
9/4/2025	424	3.922	225,145	1.3.2
9/3/2025	423	3.911	225,064	1.3.2
9/2/2025	425	3.892	224,987	1.3.2
9/1/2025	425	3.892	224,901	1.3.2
8/31/2025	424	3.901	224,812	1.3.2
8/30/2025	424	3.901	224,753	1.3.2
8/29/2025	423	3.910	224,701	1.3.2
8/28/2025	423	3.910	224,571	1.3.2
8/27/2025	421	3.913	224,571	1.3.2
8/26/2025	423	3.890	224,508	1.3.2
8/25/2025	423	3.890	224,446	1.3.2
8/24/2025	423	3.890	224,301	1.3.2
8/23/2025	423	3.890	224,301	1.3.2
8/22/2025	422	3.932	224,237	1.3.2
8/21/2025	422	3.932	224,160	1.3.2
8/20/2025	421	3.922	224,042	1.3.2
8/19/2025	421	3.922	224,042	1.3.2
8/18/2025	421	3.922	223,977	1.3.1
8/17/2025	420	3.950	223,924	1.3.1
8/16/2025	420	3.950	223,878	1.3.1
8/15/2025	420	3.950	223,818	1.3.1
8/14/2025	420	3.950	223,741	1.3.1
8/13/2025	421	3.950	223,676	1.3.1
8/12/2025	421	3.950	223,585	1.3.1
8/11/2025	421	3.950	223,504	1.3.1
8/10/2025	421	3.950	223,443	1.3.1
8/9/2025	421	3.950	223,375	1.3.1
8/8/2025	421	3.950	223,308	1.3.1
8/7/2025	421	3.950	223,243	1.3.1
8/6/2025	421	3.950	223,151	1.3.0
8/5/2025	421	3.950	223,079	1.3.0
8/4/2025	421	3.950	223,005	1.3.0
8/3/2025	421	3.950	222,957	1.3.0
8/2/2025	421	3.950	222,906	1.3.0
8/1/2025	420	3.970	222,839	1.3.0
7/31/2025	420	3.970	222,763	1.3.0
7/30/2025	420	3.970	222,708	1.3.0
7/29/2025	420	3.970	222,632	1.3.0
7/28/2025	420	3.970	222,559	1.3.0
7/27/2025	420	3.970	222,515	1.3.0
7/26/2025	420	3.970	222,465	1.3.0
7/25/2025	420	3.970	222,390	1.3.0
7/24/2025	420	3.970	222,321	1.3.0
7/23/2025	420	3.970	222,240	1.3.0
7/22/2025	420	3.970	222,163	1.3.0
7/21/2025	420	3.970	222,109	1.3.0
7/20/2025	420	3.970	222,035	1.3.0
7/19/2025	419	4.000	221,963	1.3.0
7/18/2025	419	4.000	221,805	1.3.0
7/17/2025	419	4.000	221,805	1.3.0
7/16/2025	419	4.000	221,677	1.3.0
7/15/2025	419	4.000	221,520	1.3.0
7/14/2025	419	4.000	221,398	1.3.0
7/13/2025	419	4.000	221,237	1.3.0
7/12/2025	418	4.030	221,104	1.3.0
7/11/2025	416	4.110	221,025	1.3.0
7/10/2025	416	4.110	220,827	1.3.0
7/9/2025	415	4.120	220,713	1.3.0
7/8/2025	414	4.068	220,522	1.3.0
7/7/2025	414	4.068	220,369	1.3.0
7/6/2025	413	4.059	220,195	1.2.9
7/5/2025	413	4.059	219,988	1.2.9
7/4/2025	414	4.029	219,780	1.2.9
7/3/2025	414	4.029	219,371	1.2.9
7/2/2025	413	4.039	219,371	1.2.9
7/1/2025	413	4.039	219,131	1.2.9
6/30/2025	412	4.030	218,843	1.2.9
6/29/2025	411	4.060	218,503	1.2.9
6/28/2025	410	4.080	218,168	1.2.9
6/27/2025	408	4.130	217,954	1.2.9
6/26/2025	409	4.129	217,762	1.2.9
6/25/2025	408	4.150	217,479	1.2.9
6/24/2025	404	4.180	217,186	1.2.9
6/23/2025	403	4.200	216,897	1.2.8
6/22/2025	402	4.170	216,366	1.2.8
6/21/2025	401	4.190	216,094	1.2.8
6/20/2025	401	4.190	215,808	1.2.8
6/19/2025	399	4.190	215,483	1.2.8
6/18/2025	398	4.210	215,209	1.2.8
6/17/2025	397	4.250	214,933	1.2.8
6/16/2025	396	4.250	214,709	1.2.8
6/15/2025	397	4.250	214,352	1.2.8
6/14/2025	395	4.240	213,726	1.2.8
6/13/2025	395	4.240	213,726	1.2.8
6/9/2025	395	4.240	213,078	1.2.8
6/8/2025	395	4.240	212,144	N/A
5/29/2025	395	4.240	212,144	N/A

Details

Will be your reliable study companion
Dbook service has been opened. (✿˵•́ᴗ•̀˵)
 
The lightest workbook in the world 
Carry only one ‘Dbook’!

1) Easy download of workbook
• You can download and study the workbook you want on your smart device.

2) Provision of writing service
• Take notes directly in the workbook using a variety of pens. 

3) Problem & Explanation screen split function
• Explanation that will make you curious as you solve the problem! Study by viewing problems and explanations together using the screen split function.

4) More than 400 elementary/middle/high school workbooks included
• Access Genius Education’s popular textbooks right away. 
• Contains the elementary school honor student solution series, math leader series, middle school check-check series, and high school selfie series. 
Textbooks will continue to be added in the future. 

An all-in-one workbook dbook that contains everything in one app,
Study lightly with just one dbook today :)

thank you

※ Access permission information
 [Optional access rights]
-Storage space: Used when opening files to be included in my bookshelf or my PDF
- Notifications: Used to receive notifications of new messages
※ The Dbook app can be installed in Android OS 8.0 or higher. For versions lower than Android 6.0, the app cannot run properly, so we recommend checking whether the operating system of the terminal can be upgraded and upgrading.
[How to withdraw access permission consent]
- Settings > Application > DB > Application Settings > Select permissions > Select Allow or Deny
- Settings > Applications > ‘︙’ > Permission Manager > Select the relevant access rights > Select the app > Select Allow or Deny

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