Productivity · App Store · JapanRed ocean
集中タイマー
集中 タイマー
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
24
count alone does not show saturation
top-10 review sum
232,282
core saturation signal
#1 app reviews
132,145
dominant incumbent?
top-10 median
10,665
review spread
local-script apps
100%
localization
stale 1yr+
20%
high means a gap
A dominant app with 132,145 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 |
|---|---|---|
| 集中｜勉強時間の記録・スマホ依存対策、資格学習や受験にbondavi Inc. | 4.85 | 132,145 |
| 集中旅行者 - フロータイマーWEI JEN CHEN | 4.78 | 18,755 |
| 異星フォーカス | ドット絵の惑星育成タイマー ExocusByland Technology (Shanghai) Co., Ltd. | 4.84 | 472 |
| FocusFlight - 集中を取り戻したいあなたへCement Planet LTD | 4.72 | 22,510 |
| Focus To-Do: ポモドーロ技術 & タスク管理Shenzhen Tomato Software Technology Co., Ltd. | 4.7 | 34,975 |
| ツミログ - 習慣化・目標達成アプリmasao kawano | 4.67 | 703 |
| スマホをやめれば魚が育つ：勉強時間記録・集中アプリ制限・仕事Takeshi Segawa | 4.55 | 15,230 |
| 勉強タイマー 超集中｜波音・雨音×ポモドーロ×記録Thomson Inc. | 4.52 | 6,100 |
03
What reviews complain about
from 0 competitor reviews
thin evidenceNot enough review evidence. We leave it blank instead of inventing complaints.