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Smartwatch Face Customizer in Japan

Japan — Lifestyle, for consumers. Niche: Smartwatch Face Customizer.

Data from the week of 19 Oct 2026, refreshed every two weeks.

Our call

No call yet
#2,337of 18,420
this week
Fair · Top 25%

Score 51/100 · why few pass 70

We have not checked this against App Store search in Japan yet, so we won’t call it. Checks run every day, highest-scoring openings first.

At a glance

Demand
Medium, neither for nor against you
57,602 ratings
Revenue
Low, against you
1 top-grossing
Competition
Low, in your favour
0 established in Japan
Leading apps
Strong, against you
4.5★ average
How the score of 51 is made
51

score out of 100

  • Demand54

    57,596 ratings in the US and UK, 6 in Japan

  • Revenue17

    1 of the top 2 on a top-grossing chart in the last 30 days; 0 paid

  • Room locally100

    0 established apps in Japan (75+ ratings, scaled to the market’s size)

  • Language gap50

    Not checked in local search yet — counted as neutral (50) at most

  • Incumbent weakness55

    4.5 stars on average; 1 of 2 not updated in a year

  • AI gap30

    2 of the top 2 not built around AI

  • Momentum—

    History building since 19 Oct 2026 — counted as neutral (50) for now

Why this is an opening

The top app in Japan has only 6 ratings, while the leading app in the United States has 57596 ratings. 1 out of 1 established local apps is stale, creating an opportunity for a modern alternative. Additionally, 2 apps do not feature native Japanese localization.

Not yet checked against local App Store search. Checks run every day, highest-scoring openings first.

How strong the competition is

The leading apps in this niche

The niche’s apps available in Japan, ranked by their share of ratings here and in the United States and United Kingdom; stars in Japan where it has them.

AppRatings in JapanRatings US + UKStarsJapaneseLast updateAI
Complicate It64824.5NoApr 2022No AI
Watch Faces by FacerNot in this store057,1144.6NoOct 2026No AI

See all competitors, complaint themes and history.Get 30 days — €19 →

Is demand growing

New ratings each week in Japan, added up over the leading apps. A rating count only grows, so a week’s rise is the people who rated that week.

New ratings per week, Japan
  • Last 4 weeks
  • 4 weeks before
  • Earlier
Weekly trend for members

Members see the weekly trend.

Show as a table
WeekNew ratings
Members—

What users complain about

Too few low-star reviews to group into complaints yet.

If you build it

The smallest app that answers what users complain about and what the leaders leave out. Each feature says where it comes from.

  • What apps here chargethe leading apps' in-app prices, once we have read themMembers

See what is here.Get 30 days — €19 →

What would kill this

Up to three things that would end this opening, each tied to the data.Get 30 days — €19 →

The same niche in other markets

Score by market
  • This market
  • Other markets

✓ checked against local App Store search. Other markets are named for members.

Show as a table
MarketScoreChecked against local search
Members57Not yet
Members56Not yet
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Members52Not yet
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Members52Not yet
Japan51Not yet
Members50Not yet
Members49Not yet
Members48Not yet
Members47Not yet
Members45Not yet
Members44Not yet

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Scored 2026-10-26 with score version 4. How the score works. Store data only: we do not estimate revenue or downloads.