IndieRadar
Productivity · App Store · KoreaRed ocean

다이어리

다이어리 앱

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
23
count alone does not show saturation
top-10 review sum
282,065
core saturation signal
#1 app reviews
6,112
dominant incumbent?
top-10 median
13,652
review spread
local-script apps
80%
localization
stale 1yr+
20%
high means a gap

A dominant app with 6,112 reviews owns this space. Avoid a head-on fight, find a narrow gap.

02

Who is already here

top competitor apps (by search relevance)

AppRatingReviews
다욜 : 다이어리, 캘린더, 일기SEUNGAH JO4.626,112
minical - 일정 관리 캘린더 앱 (달력)minical Inc.4.7856,006
꼬박일기 - 꼬박꼬박 일기쓰는 습관CASOFT4.6512,237
DAILY NOTE - 하루 메모 일기장youngjin seo4.5615,373
투두메이트: 할 일, 루틴todo mate4.79106,410
MOODAAnalog Lab Corp.4.618,777
심플 캘린더: 스케줄 플래너, 타임 관리 앱 (달력)Komorebi Inc.4.7358,315
MyToday LiteMYSLAB Corp.4.681,881
03

What reviews complain about

from 0 competitor reviews

thin evidenceNot enough review evidence. We leave it blank instead of inventing complaints.
Data: Apple iTunes Search API + public App Store reviews (App Store · Korea) · fetched 2026.06.15 · 0 review samples (recent first, max 500/app) · analysis pre-computed in a local batch (subscription LLM), no runtime calls