IndieRadar
Utilities · App Store · JapanMid competition

定規 アプリ

定規アプリものさし アプリ

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
21,130
core saturation signal
#1 app reviews
770
dominant incumbent?
top-10 median
796
review spread
local-script apps
80%
localization
stale 1yr+
30%
high means a gap

Mid competition. Top-10 review sum is 21,130. Enter with a sharp angle.

02

Who is already here

top competitor apps (by search relevance)

AppRatingReviews
計測iTunes K.K.3.15770
Rul3rYOYASOFT LLC4.323,037
定規 ++FAPPS WORLD et Cie SCS3.561,215
実寸大定規Jumpei Adachi4.410
MeasureShoichiro Takaki4.0413,947
計測アプリ: メジャー、定規、ものさし、そして水平器AppTitude Technologies OU3.92995
100cm定規ZOOMO, Inc.3.01185
定規くん - 長さを測る ARメジャー スケール定規Lisfee, Inc.4.333
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 · Japan) · fetched 2026.08.06 · 0 review samples (recent first, max 500/app) · analysis pre-computed in a local batch (subscription LLM), no runtime calls