Version history
whowho - Caller ID & Block
38
ASO score
Text
33/100
Reviews
72/100
Graphic
40/100
Other
0/100
App Rating
4.2
Votes
19.41M
App Age
10y 4m
Last Update
Dec 02, 2025
iAP
$0.99 - 3.49
Compare with Category Top Apps
|
Metrics
|
Current App
|
Category Top Average
|
Difference
|
|---|---|---|---|
|
Installs
|
25.3M
|
15.8M
|
+60%
|
|
Rating
|
4.06
|
4.28
|
-5%
|
|
Number of Ratings (Voted)
|
10.3M
|
24.4M
|
-58%
|
|
App Age
|
10y 4m
|
5y 7m
|
+85%
|
|
In-app Purchases Price
|
$2
|
$69
|
-97
%
|
|
Update Frequency
|
42d
|
98d
|
-57%
|
|
Title Length
|
26
|
26
|
|
|
Short Description Length
|
85
|
62
|
+37%
|
|
Description Length
|
1 691
|
2 446
|
-31%
|
|
Number of Screenshots
|
681
|
847
|
-20
%
|
|
Has Video?
|
No
|
0% has videos
|
|
|
Size
|
0MB
|
0MB
|
|
Category Ranking in United States
7 days
Last 7 days
Last 30 days
Last 90 days
Last 180 days
Last year
| Top | Dec 17, 2025 | Dec 24, 2025 |
|---|---|---|
|
No results were found!
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||
| Top | Dec 17, 2025 | Dec 24, 2025 |
|---|---|---|
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No results were found!
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| Top | Dec 17, 2025 | Dec 24, 2025 |
|---|---|---|
|
No results were found!
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||
| Top | Dec 17, 2025 | Dec 24, 2025 |
|---|---|---|
|
No results were found!
|
||
Downloads
Downloads Graph
Total
25.3M
Last month
44.7K
Text ASO
Title
(
Characters:
26
of 50
)
whowho - Caller ID & Block
Short Description
(
Characters:
85
of 80
)
Use WhoWho as default caller.
Provides many convenient functions
(ex. widget)
Provides many convenient functions
(ex. widget)
Description
(
Characters:
1691
of 4000
)
▶대한민국 3천만 이용자가 경험한 국민 전화 앱
1. Get informed on numbers as the calls come in
Choose to reject useless spam, and never miss the calls that matter.
WhoWho tells you all you need to know about unknown numbers in real time
- both the good and the spam.
2. Convenient Number Management
Use your smartphone more efficiently by recording important information,
such as whether numbers are safe or spam.
3. Make Community Reports as One
Share information on unknown numbers with other users,
creating a service that’s helpful to all users.
4. Use WhoWho as your default caller on your smartphone
The app allows you to use frequently dialed numbers faster and with more convenience,
and offers several other functions, including friendliness stats on each contact, memos, schedule management, call recording, and others.
In addition, make use of a variety of convenient widgets, including call logs, frequent contacts, and keypad.
5. Block useless numbers for good!
You can identify bad numbers (spam, voice phishing, etc.) before accepting calls,
and you can completely block useless calls using a variety of blocking options.
! However Starting From Android 4.4(Kitkat), WhoWho will not be able to block text message(SMS, MMS) in accordance with Google’s service policy.
6. WhoWho on Wearables
Use WhoWho on a smart watch by making a simple adjustment to settings.
* WhoWho is a totally free service
* Wireless internet(3G or WiFi) is required for WhoWho to work normally
* Starting From Android 4.4(Kitkat), WhoWho will not be able to block text message(SMS, MMS).
* If you have any questions, please let us know by e-mail : whowho@ktcs.co.kr}
Read more
Other
Additional Information
| Rating: | |
| Voted: | 19.41M |
| Google Play Link: | |
| Website: | |
| Email: | |
| Privacy Policy: | |
| Categories: | Lifestyle |
| Size: | - |
| iAP: | 0.99 - 3.49 $ |
| Installs: | 25.3M |
| App Age: | 10 years 4 months |
| Release Date: | Aug 19, 2015 |
| Last Update: | Dec 02, 2025 |
| Version: | 4.22.1 |
Version history
4.22.1
Dec 02, 2025
주요 업데이트 사항 <br>ㆍ 홈 화면에서 바로 주요 기능을 확인할 수 있는 '위젯' 기능이 추가되었어요.<br>ㆍ 의심계좌 송금을 막아주는 '사기계좌 알림' 기능이 추가되었어요.<br>ㆍ 앱이 설치될 때마다 위험 여부를 탐지하는 '악성앱 자동검사' 기능이 추가되었어요.<br>ㆍ 앱 사용성과 안정성을 강화하고 버그를 개선했어요.
4.21.2
Nov 19, 2025
주요 업데이트 사항 <br>ㆍ 앱 사용성과 안정성을 강화하고 버그를 개선했어요.