IndieRadar
Utilities · App Store · KoreaRed ocean

계산기

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
18
count alone does not show saturation
top-10 review sum
66,504
core saturation signal
#1 app reviews
624
dominant incumbent?
top-10 median
2,576
review spread
local-script apps
90%
localization
stale 1yr+
20%
high means a gap

A dominant app with 624 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
계산기Apple Services Pte. Ltd.2.42624
똑똑계산기 - 다용도 계산기Cleveni Inc.4.7928,221
계산기₊Impala Studios B.V.4.6310,923
계산기 표시 계산 내역 +Beijing Free Calculator Technology Co., Ltd.4.642,235
환율 계산기 환율 계산Aleksei Mezhevikin4.810,622
계산기 for iPad +Beijing Free Calculator Technology Co., Ltd.3.892,169
똑똑계산기 플러스 - CalculatorDigitAlchemy LLC4.741,013
베이직 계산기SuperDG Inc.4.572,917
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 2026.08.13 · 0 review samples (recent first, max 500/app) · analysis pre-computed in a local batch (subscription LLM), no runtime calls