Productivity · App Store · KoreaRed ocean
단어장
단어 암기외국어 단어장
The signal here is competition saturation, not search demand. You decide; we lay out the evidence.
01
How crowded is it
saturation from top-app review concentration
result apps
25
count alone does not show saturation
top-10 review sum
113,713
core saturation signal
#1 app reviews
5,336
dominant incumbent?
top-10 median
4,818
review spread
local-script apps
90%
localization
stale 1yr+
10%
high means a gap
A dominant app with 5,336 reviews owns this space. Avoid a head-on fight, find a narrow gap.
02
Who is already here
top competitor apps (by search relevance)
| App | Rating | Reviews |
|---|---|---|
| VoCat - 나만의 단어장DevStory Corp. | 4.87 | 5,336 |
| 원보카: 나만의 단어장, 단어, 영단어, 일본어, 암기Minsu Kim | 4.57 | 12,298 |
| 모카 - 내가 만드는 AI 단어장AHN YOONJI | 4.79 | 5,538 |
| Quizlet: 낱말카드로 학습하기Quizlet Inc | 4.77 | 57,648 |
| 클래스카드CLASSCARD, Inc. | 4.26 | 25,138 |
| TheVocaSumin Baek | 4.63 | 27 |
| VocaHub - 나만의 단어장JUHYEONG BYUN | 5 | 5 |
| 네이버 사전NAVER Corp. | 3.21 | 3,348 |
03
What reviews complain about
from 0 competitor reviews
thin evidenceNot enough review evidence. We leave it blank instead of inventing complaints.